Exhibit 10.36
Confidential Material omitted and filed separately with the
Securities and Exchange Commission. Asterisks denote omissions.
Addendum
to
Optical Components Supply Agreement
This Addendum, including attached exhibits, (the “Agreement”) dated the 1st day
of April, 2005, (the “Effective Date”) is made between Nortel Networks Limited,
a Canadian corporation with offices located at 8200 Dixie Road, Suite 100,
Brampton, Ontario L6T 5P6 (“NNL”) and Bookham Technology plc a company
incorporated under the laws of England and Wales with office located at
Towcester, Northamptonshire, NN12 8EQ, United Kingdom ( “Supplier” and, together
with NNL, the “Parties”);
WHEREAS:

  1.   NNL and Supplier entered into an Optical Components Supply Agreement
effective November 8, 2002 (the “Supply Agreement”);     2.   NNL and Supplier
entered into an Addendum to the Supply Agreement effective February 7, 2005 (the
“February 2005 Addendum”);     3.   The Parties have agreed to amend and
supplement the Supply Agreement;     4.   In consideration of the changes to the
Supply Agreement set forth herein, Supplier and certain of its subsidiaries have
agreed to grant a security interest in certain of their assets to NNL and
certain of its affiliates pursuant to the Security Agreements (as defined
herein) in order to secure the performance of Supplier’s obligations under the
Supply Agreement, as amended hereby;     5.   The Parties have agreed to amend
and supplement the Supply Agreement;

NOW, THEREFORE, in consideration of the premises and promises set forth herein,
and other good and valuable consideration (the receipt and sufficiency of which
are hereby acknowledged), the Parties agree as follows:

1.   Definitions and Interpretation   1.1   Definitions. Except as otherwise
defined herein, the defined terms used in this Agreement will be as defined in
the Supply Agreement.

Page 1 of 24

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  1.1.1   “Event of Default” means the occurrence of any of the following
without the requirement for further notice or action: (i) Supplier’s intentional
cessation of shipment of Product to NNL against an agreed delivery schedule
without prior written approval by an authorized representative of NNL;
(ii) Supplier’s failure to deliver Products pursuant to the requirements of
Section 8 of the Supply Agreement to the extent that the same would entitle NNL
to cancel all or part of an order, provided that NNL has provided Supplier
written notice of such default; (iii) Supplier’s failure to meet a milestone for
a Last Time Buy Product pursuant to Section 2.2 of the February 2005 Addendum,
provided that NNL has provided Supplier written notice of such default;
(iv) Supplier’s breach of or default under any one of its material obligations
under the Supply Agreement which continues for more than 10 calendar days;
(v) any other default by Supplier which would entitle NNL to terminate the
Supply Agreement pursuant to Section 25.2 of that agreement; or (vi) any event
of default under the Senior Secured Notes (as defined therein).     1.1.2  
“Expiration Event” has the meaning set forth in the Second Notes Amendment and
Waiver Agreement.     1.1.3   “First Notes Amendment and Waiver Agreement” means
the Notes Amendment and Waiver Agreement, dated as of February 7, 2005, among
Bookham Technology plc, Bookham, Inc. and certain of their subsidiaries whose
names appear on the signature pages thereof, Nortel Networks UK Limited and
Nortel Networks Corporation.     1.1.4   “Last Time Buy Products” or “LTB
Products” mean those Products which Supplier intends to discontinue
manufacturing as set out in Exhibit A to the February 2005 Addendum.     1.1.5  
“Person” means any natural person, general or limited partnership, corporation,
limited liability company, firm, association, trust or other entity or
organization, including a government or political subdivision or agency or
instrumentality thereof.     1.1.6   “Restructuring Agreement” means the
agreement entered into as of December 2, 2004, among Bookham Technology plc,
Bookham, Inc., the other subsidiaries of Supplier whose names appear on the
signature pages thereto, Nortel Networks UK Limited and Nortel Networks
Corporation, as amended.     1.1.7   “Second Notes Amendment and Waiver
Agreement” means the Second Notes Amendment and Waiver Agreement, dated as of
May 2, 2005, among Bookham Technology plc, Bookham, Inc. and certain of their
subsidiaries whose names appear on the signature pages thereof, Nortel Networks
UK Limited, Nortel Networks Limited and Nortel Networks Corporation.     1.1.8  
“Security Agreements” means the security agreements entered into pursuant to and
in connection with the Senior Secured Notes each as amended, modified or
supplemented in writing from time to time.     1.1.9   “Senior Note Documents”
means the Restructuring Agreement, the Senior Secured Notes, the First Notes
Amendment and Waiver Agreement, the Second Notes

Page 2 of 24

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      Amendment and Waiver Agreement, the Security Agreements and the other
agreements and documents delivered pursuant thereto each as amended, modified or
supplemented in writing from time to time.     1.1.10   “Senior Secured Notes”
means (i) Series A-2 Senior Secured Note Due 2007 U.S.$20,000,000 September 10,
2004 executed by BOOKHAM, INC., BOOKHAM TECHNOLOGY PLC, NEW FOCUS, INC., ONETTA,
INC., BOOKHAM (US) INC., BOOKHAM (CANADA), INC., BOOKHAM (SWITZERLAND) AG and
IGNIS OPTICS, INC., and (ii) Series B-1 Senior Secured Note Due 2006
U.S.$30,000,000.00 November 8, 2002 executed by BOOKHAM TECHNOLOGY PLC, NEW
FOCUS, INC., ONETTA, INC., BOOKHAM (US) INC., BOOKHAM (CANADA) INC., BOOKHAM
(SWITZERLAND) AG, IGNIS OPTICS, INC., and BOOKHAM, INC each as amended, modified
or supplemented in writing from time to time.     1.1.11   “Term” means the time
period beginning April 1, 2005 and ending on the earlier of March 31, 2006 or
the occurrence of an Expiration Event.

1.2   Interpretation. This Agreement amends and supplements the Supply
Agreement. To the extent there is a conflict between the terms of this Agreement
and the Supply Agreement, this Agreement shall govern. Unless modified by the
terms of this Agreement, the Supply Agreement shall remain unchanged.   2.  
Payment

2.1   For any Products or LTB Products delivered during the Term, Payment shall
be due to Supplier fifteen (15) calendar days following the receipt of an
invoice. For the avoidance of doubt, in no event shall Supplier be permitted to
issue invoices for Products or LTB Products prior to the relevant Delivery Date
of such Product or LTB Product.

2.2   Payments will be made via wire transfer or in a similar manner as mutually
agreed by the Parties.

2.3   As further described in the Senior Secured Notes and/or Second Notes
Amendment and Waiver Agreement, NNL, Nortel Subsidiaries and/or Nortel
Affiliates shall have the right without prior notice to setoff and/or recoup any
amount owed to NNL, Nortel Subsidiaries and/or Nortel Affiliates against any
amounts due any Supplier entity under the Supply Agreement, as further described
in the Senior Secured Notes.

3. Pricing

3.1   During the Term, prices for LTB Products shall increase by [**] percent
([**]%) based on the prices in effect March 31, 2005.

3.2   During the Term, prices for all Products (other than LTB Products) shall
increase by [**] percent ([**]%) based on the prices in effect March 31, 2005.

Page 3 of 24

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3.3   Exhibit A attached hereto includes the prices for Products and LTB
Products as of March 31, 2005 as well as the prices in effect during the Term as
set forth above.

3.4   The Parties agree to work together to create a process which is acceptable
to NNL’s and Supplier’s auditors and finance departments for implementing the
above price increases.

3.5   At the end of the Term, prices for Products and LTB Products will
automatically revert to the prices in effect March 31, 2005.

3.6   During the Term, the prices provided for in this Section 3 shall not be
subject to the pricing adjustment provisions or other pricing restrictions or
parameters set forth in the Supply Agreement.

4. Accelerated Purchase Orders

4.1   NNL will, or will instruct its contract manufacturer to issue
non-cancelable Purchase Orders no later than April 29, 2005 for all Products NNL
estimates it will require for:

  (i)   Eight (8) months against its twelve (12) month forecast current at
April 1, 2005 for Products other than LTB Products; and     (ii)   One hundred
percent (100%) of the value of the LTB Products.     (i)   and (ii) collectively
the “Accelerated Purchase Orders”.

4.2   The foregoing will not prevent NNL from issuing additional Purchase Orders
in NNL’s discretion.

4.3   The Product mix to be delivered by Supplier pursuant to the Accelerated
Purchase Orders will be determined on a monthly basis by NNL and Supplier and
will be in agreement with the February 2005 Addendum.

4.4   In no event will such Accelerated Purchase Orders be transferable or
assignable by Supplier.

4.5   The Accelerated Purchase Orders will automatically expire upon the
occurrence of an Expiration Event.

4.6   The Accelerated Purchase Orders shall not be subject to the purchase order
adjustment, cancellation, rescheduling or termination provisions of the Supply
Agreement.

5. Warranty
Supplier represents and warrants that it has reviewed the impact of this
Agreement, the amendments to the Senior Note Documents, and the other matters
contemplated herein, from an accounting and legal perspective and that it has or
will take all necessary steps to ensure compliance in all material respects with
United States federal and state securities laws and U.S. generally-accepted
accounting principles.

Page 4 of 24

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6. Dispute Resolution

6.1   Any disputes that the relevant Nortel Account Manager and Supplier Account
Manager are unable to resolve will be addressed through the following process:

  a)   Relevant party initiates escalation process (the “Initiator”) by
providing notice to their counterpart (i.e. Nortel Account Manager informs
Supplier Account Manager that he or she intends to pursue the dispute resolution
process).     b)   Within four (4) business days of providing notice to their
counterpart, the Initiator drafts a complete description of the issue including
the preferred solution (the “Issue”) and circulates it to all stakeholders
including the Nortel Vice-President of Supply Chain Operations, Nortel
Vice-President of Supply Management, Supplier Chief Operating Officer, Supplier
Chief Financial Officer and Supplier General Counsel.     c)   Within five
(5) business days of having received the Issue, Nortel Vice-President of Supply
Chain Operations, Nortel Vice-President of Supply Management, Supplier Chief
Operating Officer and Supplier Chief Financial Officer must meet for an Issue
resolution conference (the “Escalation Meeting”) having considered the input of
all stakeholders.     d)   If Nortel Vice-President of Supply Chain Operations,
Nortel Vice-President of Supply Management, Supplier Chief Operating Officer and
Supplier Chief Financial Officer come to agreement on the resolution of the
Issue, they jointly document the corrective action and communicate to the
stakeholders.     e)   If Nortel Vice-President of Supply Chain Operations,
Nortel Vice-President of Supply Management, Supplier Chief Operating Officer and
Supplier Chief Financial Officer are unable to come to agreement on the
resolution of the Issue within five (5) days of originally receiving the Issue,
then they must forward the Issue including the minutes from the Escalation
Meeting that should clearly document the Issue, proposed corrective action, cost
allocation, business impact, and reason for inability to agree to the Nortel
President of Global Operations and Supplier Chief Executive Officer.     f)  
Nortel President of Global Operations and Supplier Chief Executive Officer must
have a conference within five (5) business days, or such other time period as
agreed to by the parties, to discuss the Issue, define the resolution, and issue
a joint resolution document.     g)   In the event an is not resolved by Nortel
President of Global Operations and Supplier Chief Executive Officer, the parties
shall be free to pursue all rights and remedies in law and in equity.

7. Additional Provisions

7.1   Supplier shall not assign or otherwise transfer all or any part of the
Supply Agreement or any rights, obligations or duties thereunder, or any
interest therein, without the prior written consent of NNL, which consent may be
withheld by NNL in its sole discretion. Any attempted assignment or transfer in
violation of this provision shall be void.

Page 5 of 24

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7.2   The Supply Agreement, to the extent not inconsistent with the terms and
conditions of this Agreement and any definitive documentation evidencing the
transactions contemplated in the February 2005 Addendum, will govern purchase
orders and the following provisions will have no force or effect as of the
Effective Date (i) any click-wrap or shrink-wrap terms and conditions (or any
terms and conditions referenced within any click-wrap or shrink-wrap terms), or
(ii) any purchase order or standard acknowledgement form terms and conditions.

8. General

8.1   This Agreement may be executed in counterparts, each of which shall be
deemed an original, but both of which together shall constitute one and the same
instrument. A faxed signature shall have the same legally binding effect as an
original signature.

8.2   The section headings contained in this Agreement are for reference
purposes only and shall not affect the meaning of this Agreement.

8.3   If any provision of this Agreement is determined to be legally
unenforceable or invalid, the remaining provisions will continue in effect. The
parties will substitute a provision that most closely approximates the economic
effect and intent of the invalid provision.

8.4   Unless waived and agreed in writing by the Parties, no action or inaction
by a party under this Agreement will constitute a waiver of a party’s rights or
obligations under this Agreement.

8.5   Under this Agreement Supplier is an independent contractor. This Agreement
does not create a joint venture, partnership, principal-agent or employment
relationship between Supplier and NNL.

8.6   All exhibits attached to this Agreement are also incorporated herein.

8.7   All written communication concerning this Agreement or amendments or
restatements of this Agreement will be in the English language.

8.8   The validity, construction, interpretation and performance of this
Agreement and the rights and obligations of the Parties and any purchase made
hereunder shall be governed by the laws of the State of New York, without regard
to its rules with respect to the conflict of laws. The application of the U.N.
Convention on Contracts for the International Sale of Goods is specifically
excluded from this Agreement.

8.9   Section headings are inserted herein for convenience only and shall not
affect the meaning or interpretation of this Agreement or any provision hereof.

Page 6 of 24

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     IN WITNESS WHEREOF, the Parties have caused this Agreement to be signed by
their duly authorized representatives to be effective as of the Effective Date
defined herein.

             
NORTEL NETWORKS LIMITED
      BOOKHAM TECHNOLOGY PLC    
By: /s/ John Haydon
      By: /s/ Steve Abely    
 
           
 
           
Printed Name: John Haydon
      Printed Name: Steve Abely    
 
           
Title: Vice President, Global Supply
           
Management
      Title: Chief Financial Officer    
 
           
Date: May 2, 2005
      Date: May 2, 2005    

Page 7 of 24

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EXHIBIT A
PRICING

                                                              Allocation   March
31st   April 1, 2005 Family   Sub-Family   LTB   CPC   Bookham P/N   ITEM DESC  
1H05   2005 Prices   Agreement
EDFA
  EDFA   LTB   A0776715   NTW099DE   AF,EDFA,DUAL AMP,L-BAND     [**] %   $[**]
    [**]
EDFA
  EDFA   LTB   A0776716   NTW099ED   AF,EDFA,BOOSTER 18,L-BAND     [**] %  
$[**]     [**]
EDFA
  EDFA   LTB   A0776717   NTW099FD   AF,EDFA,BOOSTER 21,L-BAND     [**] %  
$[**]     [**]
EDFA
  EDFA       A0512494   MGMFP-1 (2343)   OPTERA Metro OFA C band EDFA C     [**]
%   $[**]   $[**]
EDFA
  EDFA       A0512495   MGMEL-2 (2535)   AF,EDFA,BOOSTE,L     [**] %   $[**]  
$[**]
EDFA
  EDFA   LTB   A0830132   NTW099BD   EDFA,MOSAIC C-Band Booster 18              
  [**]
EDFA
  EDFA   LTB   A0830133   NTW099AE   EDFA,BOOSTER Dual Amp C-Band              
  [**]
EDFA
  EDFA   LTB   A0830135   NTW099CD   EDFA,BOOSTER,21dBM, C-BAND              
  [**]
EDFA
  EDFA   LTB   A0851346   NTW111CD   AF,RA,DISTR,L-C,17DB,1443,4NM              
  [**]
EDFA
  EDFA   LTB   A0851353   NTW111LD   AF,RA,DISTR,L-C,17DB                 [**]
EDFA Racl
  EDFA   LTB   A0725599   NTW048AB   18dBm OPTICAL AMPLIFIER SUBRACK     [**] %
  $[**]   $[**]
EDFA Racl
  EDFA   LTB   A0765676   NTW048HB   Type 119 Sub Rack EDFA 9dBm (C33 FC/SPC
Connectors) with Pre     [**] %   $[**]   $[**]
EDFA
  EDFA       A0893852   MGMFP-1(2515)   C-Band High Power EDFA Gain Mo     [**]
%   $[**]   $[**]
EDFA
  EDFA       A0893853   MGMEL-2(2547)   L-Band High Power EDFA Gain Mo     [**]
%   $[**]   $[**]  
EDFA
  EDFA       A0522334   MBC-1EBC57   SFF Group 2     [**] %   $[**]   $[**]
EDFA
  EDFA       A0522335   MBC-1ECC57   SFF Group 9     [**] %   $[**]   $[**]
EDFA
  EDFA       A0522336   MBC-1EDC57   SFF Group 1,3,4,5,6,7,8     [**] %   $[**]
  $[**]  
EDFA
  Amplifier       N0023684   MGM2FV-1EOC28   C-BAND Variable Gain Amplifier EDFA
    [**] %   $[**]   $[**]
EDFA
  Amplifier       N0023685   MGM2EV-1EPC28   L-BAND Variable Gain Ampifier EDFA
    [**] %   $[**]   $[**]  
EDFA
  CPL Amplifier       A0521584   PTC234AA   CPL EDFA Module 1 — NTT830AA    
[**] %   $[**]   $[**]
EDFA
  CPL Amplifier       A0521585   PTC234BA   CPL EDFA Module 2 — NTT830BA    
[**] %   $[**]   $[**]
EDFA
  CPL Amplifier       A0521586   PTC234CA   CPL EDFA Module 3 — NTT830CA        
        [**]
EDFA
  CPL Amplifier       A0533236   PTC234DA   CPL EDFA Module 4 — NTT830DA    
[**] %   $[**]   $[**]  
Misc.
  Misc.       A0544680   CP2A52BA   CPL EDFA Fan Replacement Kit     [**] %  
$[**]   $[**]  
XFP
  XFPs       TBD   IGF-32311   SR-1/10GBase -LX XFP           $[**]   $[**]
XFP
  XFPs       TBD   IGF-32511   IR-2/10GBase-EX XFP           $[**]   $[**]
XFP
  XFPs       TBD   IGF-32611   LR-2 XFP           $[**]   $[**]  
Tx/Rx
  Buried Het       A0786528   NTW142CE   QFT0018-32A TX,DM,2.5Gb/s,1530     [**]
%   $[**]   $[**]
Tx/Rx
  Buried Het       A0786857   NTW142BE   QFT0018-17A TX,DM,2.5Gb/s,1528     [**]
%   $[**]   $[**]
Tx/Rx
  Buried Het       A0786859   NTW142EE   QFT0018-18A TX,DM,2.5Gb/s,1533     [**]
%   $[**]   $[**]
Tx/Rx
  Buried Het       A0786860   NTW142DE   QFT0018-19A TX,DM,2.5Gb/s,1531     [**]
%   $[**]   $[**]
Tx/Rx
  Buried Het       A0786861   NTW142HE   QFT0018-20A TX,DM,2.5Gb/s,1538     [**]
%   $[**]   $[**]
Tx/Rx
  Buried Het       A0786863   NTW142LE   QFT0018-21A TX,DM,2.5Gb/s,1542     [**]
%   $[**]   $[**]
Tx/Rx
  Buried Het       A0786864   NTW142JE   QFT0018-22A TX,DM,2.5Gb/s,1539     [**]
%   $[**]   $[**]
Tx/Rx
  Buried Het       A0786866   NTW142KE   QFT0018-23A TX,DM,2.5Gb/s,1541     [**]
%   $[**]   $[**]
Tx/Rx
  Buried Het       A0786867   NTW142PE   QFT0018-24A TX,DM,2.5Gb/s,1547     [**]
%   $[**]   $[**]
Tx/Rx
  Buried Het       A0786868   NTW142SE   QFT0018-25A TX,DM,2.5Gb/s,1552     [**]
%   $[**]   $[**]
Tx/Rx
  Buried Het       A0786869   NTW142QE   QFT0018-26A TX,DM,2.5Gb/s,1549     [**]
%   $[**]   $[**]
Tx/Rx
  Buried Het       A0786870   NTW142RE   QFT0018-27A TX,DM,2.5Gb/s,1550     [**]
%   $[**]   $[**]
Tx/Rx
  Buried Het       A0786871   NTW142VE   QFT0018-28A TX,DM,2.5Gb/s,1557     [**]
%   $[**]   $[**]
Tx/Rx
  Buried Het       A0786872   NTW142YE   QFT0018-29A TX,DM,2.5Gb/s,1562     [**]
%   $[**]   $[**]
Tx/Rx
  Buried Het       A0786874   NTW142WE   QFT0018-30A TX,DM,2.5Gb/s,1558     [**]
%   $[**]   $[**]
Tx/Rx
  Buried Het       A0786875   NTW142XE   QFT0018-31A TX,DM,2.5Gb/s,1560     [**]
%   $[**]   $[**]
Tx/Rx
  Buried Het       A0798171   NTW142BE   QFT0018-33A TX,DM,2.5GBPS,1528     [**]
%   $[**]   $[**]
Tx/Rx
  Buried Het       A0798175   NTW142EE   QFT0018-34A TX,DM,2.5GBPS,1533     [**]
%   $[**]   $[**]
Tx/Rx
  Buried Het       A0798354   NTW142CE   QFT0018-35A TX,DM,2.5GBPS,1530     [**]
%   $[**]   $[**]
Tx/Rx
  Buried Het       A0798355   NTW142DE   QFT0018-36A TX,DM,2.5GBPS,1531     [**]
%   $[**]   $[**]
Tx/Rx
  Buried Het       A0798356   NTW142HE   QFT0018-37A TX,DM,2.5GBPS,1538     [**]
%   $[**]   $[**]
Tx/Rx
  Buried Het       A0798357   NTW142LE   QFT0018-38A TX,DM,2.5GBPS,1542     [**]
%   $[**]   $[**]
Tx/Rx
  Buried Het       A0798358   NTW142JE   QFT0018-39A TX,DM,2.5GBPS,1539     [**]
%   $[**]   $[**]
Tx/Rx
  Buried Het       A0798359   NTW142KE   QFT0018-40A TX,DM,2.5GBPS,1541     [**]
%   $[**]   $[**]
Tx/Rx
  Buried Het       A0798360   NTW142PE   QFT0018-41A TX,DM,2.5GBPS,1547     [**]
%   $[**]   $[**]
Tx/Rx
  Buried Het       A0798361   NTW142SE   QFT0018-42A TX,DM,2.5GBPS,1552     [**]
%   $[**]   $[**]
Tx/Rx
  Buried Het       A0798362   NTW142QE   QFT0018-43A TX,DM,2.5GBPS,1549     [**]
%   $[**]   $[**]
Tx/Rx
  Buried Het       A0798363   NTW142RE   QFT0018-44A TX,DM,2.5GBPS,1550     [**]
%   $[**]   $[**]
Tx/Rx
  Buried Het       A0798364   NTW142VE   QFT0018-45A TX,DM,2.5GBPS,1557     [**]
%   $[**]   $[**]
Tx/Rx
  Buried Het       A0798365   NTW142YE   QFT0018-46A TX,DM,2.5GBPS,1562     [**]
%   $[**]   $[**]
Tx/Rx
  Buried Het       A0798366   NTW142WE   QFT0018-47A TX,DM,2.5GBPS,1558     [**]
%   $[**]   $[**]
Tx/Rx
  Buried Het       A0798367   NTW142XE   QFT0018-48A TX,DM,2.5GBPS,1560     [**]
%   $[**]   $[**]
Tx/Rx
  Buried Het       A0798368   NTW142DJ   QFT0018-49A TX,DM,2.5GBPS,1570     [**]
%   $[**]   $[**]
Tx/Rx
  Buried Het       A0798369   NTW142GJ   QFT0018-50A TX,DM,2.5GBPS,1575     [**]
%   $[**]   $[**]
Tx/Rx
  Buried Het       A0798370   NTW142EJ   QFT0018-51A TX,DM,2.5GBPS,1572     [**]
%   $[**]   $[**]
Tx/Rx
  Buried Het       A0798371   NTW142FJ   QFT0018-52A TX,DM,2.5GBPS,1573     [**]
%   $[**]   $[**]
Tx/Rx
  Buried Het       A0786838   NTW142GJ   TX,DM,2.5GBPS,1575.37NM,2.0MW,14PIN
BUTTERFLY     [**] %   $[**]   $[**]
Tx/Rx
  Buried Het       A0798372   NTW142KJ   QFT0018-53A TX,DM,2.5GBPS,1580     [**]
%   $[**]   $[**]
Tx/Rx
  Buried Het       A0798373   NTW142NJ   QFT0018-54A TX,DM,2.5GBPS,1585     [**]
%   $[**]   $[**]
Tx/Rx
  Buried Het       A0798374   NTW142LJ   QFT0018-55A TX,DM,2.5GBPS,1582     [**]
%   $[**]   $[**]
Tx/Rx
  Buried Het       A0798375   NTW142MJ   QFT0018-56A TX,DM,2.5GBPS,1583     [**]
%   $[**]   $[**]
Tx/Rx
  Buried Het       A0798405   NTW142RJ   QFT0018-57A TX,DM,2.5GBPS,1590     [**]
%   $[**]   $[**]

Page 8 of 24

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                                                              Allocation   March
31st   April 1, 2005 Family   Sub-Family   LTB   CPC   Bookham P/N   ITEM DESC  
1H05   2005 Prices   Agreement
Tx/Rx
  Buried Het       A0798406   NTW142UJ   QFT0018-58A TX,DM,2.5GBPS,1595     [**]
%   $[**]   $[**]
Tx/Rx
  Buried Het       A0798408   NTW142SJ   QFT0018-59A TX,DM,2.5GBPS,1592     [**]
%   $[**]   $[**]
Tx/Rx
  Buried Het       A0798409   NTW142TJ   QFT0018-60A TX,DM,2.5GBPS,1593     [**]
%   $[**]   $[**]
Tx/Rx
  Buried Het       A0798411   NTW142XJ   QFT0018-61A TX,DM,2.5GBPS,1600     [**]
%   $[**]   $[**]
Tx/Rx
  Buried Het       A0798414   NTW142AN   QFT0018-62A TX,DM,2.5GBPS,1605     [**]
%   $[**]   $[**]
Tx/Rx
  Buried Het       A0798415   NTW142YJ   QFT0018-63A TX,DM,2.5GBPS,1602     [**]
%   $[**]   $[**]
Tx/Rx
  Buried Het       A0798416   NTW142ZJ   QFT0018-64A TX,DM,2.5GBPS,1604     [**]
%   $[**]   $[**]  
Tx/Rx
  CWDM       A0506482   LC25WC147AGN-C57   TX,DM,2.5Gb/s,1470nm,4mW,DFB,LC (was
NTW1422D)     [**] %   $[**]   $[**]
Tx/Rx
  CWDM       A0506487   LC25WC149AGN-C57   TX,DM,2.5Gb/s,1490nm,4mW,DFB,LC (was
NTW1423D)     [**] %   $[**]   $[**]
Tx/Rx
  CWDM       A0506545   LC25WC151AGN-C57   TX,DM,2.5Gb/s,1510 nm,4mW,DFB,LC (was
NTW1424D)     [**] %   $[**]   $[**]
Tx/Rx
  CWDM       A0506546   LC25WC153AGN-C57   TX,DM,2.5Gb/s,1530 nm,4mW,DFB,LC (was
NTW1425D)     [**] %   $[**]   $[**]
Tx/Rx
  CWDM       A0506549   LC25WC155AGN-C57   TX,DM,2.5Gb/s,1550 nm,4mW,DFB,LC (was
NTW1426D)     [**] %   $[**]   $[**]
Tx/Rx
  CWDM       A0506550   LC25WC157AGN-C57   TX,DM,2.5Gb/s,1570 nm,4mW,DFB,LC (was
NTW1427D)     [**] %   $[**]   $[**]
Tx/Rx
  CWDM       A0506551   LC25WC159AGN-C57   TX,DM,2.5Gb/s,1590 nm,4mW,DFB,LC (was
NTW1428D)     [**] %   $[**]   $[**]
Tx/Rx
  CWDM       A0506553   LC25WC161AGN-C57   TX,DM,2.5Gb/s,1610 nm,4mW,DFB,LC (was
NTW1429D)     [**] %   $[**]   $[**]  
Tx/Rx
  Buried Het       A0543453   NTW173BE   TX,DM,2.GGBPS,1528.77NM,2MW     [**] %
  $[**]   $[**]
Tx/Rx
  Buried Het       A0543454   NTW173CE   TX,DM,2.5GBPS,1530.33NM,2MW     [**] %
  $[**]   $[**]
Tx/Rx
Tx/Rx
  Buried Het
Buried Het       A0543455
A0543456   NTW173DE
NTW173EE   TX,DM,2.5GBPS,1531.89NM,2MW TX,DM,2.5GBPS,1533.47NM,2MW     [**]
[**] %
%   $[**]
$[**]   $[**]
$[**]
Tx/Rx
  Buried Het       A0543457   NTW173HE   TX,DM,2.5GBPS,1538.19NM,2MW     [**] %
  $[**]   $[**]
Tx/Rx
  Buried Het       A0543458   NTW173JE   TX,DM,2.5GBPS,1539.77NM,2MW     [**] %
  $[**]   $[**]
Tx/Rx
  Buried Het       A0543459   NTW173KE   TX,DM,2.5GBPS,1541.35NM,2MW     [**] %
  $[**]   $[**]
Tx/Rx
  Buried Het       A0543460   NTW173LE   TX,DM,2.5GBPS,1542.94NM,2MW     [**] %
  $[**]   $[**]
Tx/Rx
  Buried Het       A0543461   NTW173PE   TX,DM,2.5GBPS,1547.72NM,4MW,14PIN
BUTTERFLY     [**] %   $[**]   $[**]
Tx/Rx
  Buried Het       A0543462   NTW173QE   TX,DM,2.5GBPS,1549.32NM,2MW     [**] %
  $[**]   $[**]
Tx/Rx
  Buried Het       A0543463   NTW173RE   TX,DM,2.5GBPS,1550.92NM,4MW,14PIN
BUTTERFLY     [**] %   $[**]   $[**]
Tx/Rx
  Buried Het       A0543463   NTW173RE   TX,DM2.5GBPS,1550.92NM2MW14PIN
BUTTERFLY     [**] %   $[**]   $[**]
Tx/Rx
  Buried Het       A0543464   NTW173SE   TX,DM,2.5GBPS,1552.52NM,2MW     [**] %
  $[**]   $[**]
Tx/Rx
  Buried Het       A0543465   NTW173VE   TX,DM,2.5GBPS,1557.36NM,2MW     [**] %
  $[**]   $[**]
Tx/Rx
  Buried Het       A0543466   NTW173WE   TX,DM,2.5GBPS,1558.98NM,2MW     [**] %
  $[**]   $[**]
Tx/Rx
  Buried Het       A0543467   NTW173XE   TX,DM,2.5GBPS,1560.61NM,2MW     [**] %
  $[**]   $[**]
Tx/Rx
  Buried Het       A0543468   NTW173YE   TX,DM,2.5GBPS,1562.23NM,2MW     [**] %
  $[**]   $[**]
Tx/Rx
  Buried Het       A0543469   NTW173FE   TX,DM,2.5GBPS,1535.04NM,2MW     [**] %
  $[**]   $[**]
Tx/Rx
  Buried Het       A0543470   NTW173UE   TX,DM,2.5GBPS,1555.75NM,2MW     [**] %
  $[**]   $[**]
Tx/Rx
  Buried Het       A0547831   NTW173JJ   TX,DM,2.5GBPS,1578.69NM,4MW,14PIN
BUTTERFLY     [**] %   $[**]   $[**]
Tx/Rx
  Buried Het       A0547832   NTW173UL   TX,DM,2.5GBPS,1596.34NM,4MW,14PIN
BUTTERFLY     [**] %   $[**]   $[**]
Tx/Rx
  Buried Het       A0830024   NTW173DJ   TX,DM,2.5GBPS,1570.42NM,2MW,14PIN
(SC/PC CONN)     [**] %   $[**]   $[**]
Tx/Rx
  Buried Het       A0830063   NTW173EJ   TX,DM,2.5GBPS,1572.06NM,2MW,14PIN
(SC/PC CONN)     [**] %   $[**]   $[**]
Tx/Rx
  Buried Het       A0830065   NTW173FJ   TX,DM,2.5GBPS,1573.71NM,2MW,14PIN
(SC/PC CONN     [**] %   $[**]   $[**]
Tx/Rx
  Buried Het       A0830174   NTW173KJ   TX,DM,2.5GBPS,1580.35NM,2MW,14PIN
BUTTERFLY     [**] %   $[**]   $[**]
Tx/Rx
  Buried Het       A0830176   NTW173LJ   TX,DM,2.5GBPS,1582.02NM,2MW,14PIN
BUTTERFLY     [**] %   $[**]   $[**]
Tx/Rx
  Buried Het       A0830177   NTW173MJ   TX,DM,2.5GBPS,1583.69NM,2MW,14PIN
BUTTERFLY     [**] %   $[**]   $[**]
Tx/Rx
  Buried Het       A0830178   NTW173NJ   TX,DM,2.5GBPS,1585.36NM,2MW,14PIN
BUTTERFLY     [**] %   $[**]   $[**]
Tx/Rx
  Buried Het       A0830179   NTW173RJ   TX,DM,2.5GBPS,1590.41NM,2MW,14PIN
BUTTERFLY (SC/PC CON     [**] %   $[**]   $[**]
Tx/Rx
  Buried Het       A0830180   NTW173SJ   TX,DM,2.5GBPS,1592.10NM,2MW,14PIN
BUTTERFLY (SC/PC CON     [**] %   $[**]   $[**]
Tx/Rx
  Buried Het       A0830181   NTW173TJ   TX,DM,2.5GBPS,1593.79NM,2MW,14PIN
BUTTERFLY (SC/PC CON     [**] %   $[**]   $[**]
Tx/Rx
  Buried Het       A0830183   NTW173XJ   TX,DM,2.5GBPS,1600.60NM,2MW,14PIN
BUTTERFLY     [**] %   $[**]   $[**]
Tx/Rx
  Buried Het       A0830184   NTW173YJ   TX,DM,2.5GBPS,1602.31NM,2MW,14PIN
BUTTERFLY     [**] %   $[**]   $[**]
Tx/Rx
  Buried Het       A0830185   NTW173ZJ   TX,DM,2.5GBPS,1604.03NM,2MW,14PIN
BUTTERFLY     [**] %   $[**]   $[**]
Tx/Rx
  Buried Het       A0830186   NTW173AN   TX,DM,2.5GBPS,1605.74NM,2MW,14PIN
BUTTERFLY     [**] %   $[**]   $[**]
Tx/Rx
  Buried Het       A0998325   NTW173GJ   TX,DM,2.5GBPS,1575.37NM ,2.0MW,SC
connector, pigtail length 60     [**] %   $[**]   $[**]
Tx/Rx
  Buried Het       A0998326   NTW173UJ   TX,DM,2.5GBPS,1595.49NM,2.0MW,SC
connector , pigtail length 600     [**] %   $[**]   $[**]
Tx/Rx
  Buried Het       N0025909   NTW173HJ   TX,DM,2.5GBPS,1577.03,2MW,14PIN (SC/PC
CONN)     [**] %   $[**]   $[**]
Tx/Rx
  Buried Het       A0980842   NTW190AN  
TX,DM,2.5Gb/s,1605.74NM,4.0mW,14PIN,LC,FLEX RATE,EXT REA     [**] %   $[**]  
$[**]

Page 9 of 24

--------------------------------------------------------------------------------

 

                                                              Allocation   March
31st   April 1, 2005 Family   Sub-Family   LTB   CPC   Bookham P/N   ITEM DESC  
1H05   2005 Prices   Agreement
Tx/Rx
  Buried Het       A0889416   NTW190BE   TX,DM,2.5Gb/s,1528.77nm,4.0mW,     [**]
%   $[**]   $[**]
Tx/Rx
  Buried Het       A0980815   NTW190CE   2.4Gbps BH FBR DFB TX 4mW     [**] %  
$[**]   $[**]
Tx/Rx
  Buried Het       A0980816   NTW190DE   2.4Gbps BH FBR DFB TX 4mW     [**] %  
$[**]   $[**]
Tx/Rx
  Buried Het       A0980829   NTW190DJ   2.4Gbps BH FBR DFB TX 4mW     [**] %  
$[**]   $[**]
Tx/Rx
  Buried Het       A0980814   NTW190EE   2.4Gbps BH FBR DFB TX 4mW     [**] %  
$[**]   $[**]
Tx/Rx
  Buried Het       A0980831   NTW190EJ   2.4Gbps BH FBR DFB TX 4mW     [**] %  
$[**]   $[**]
Tx/Rx
  Buried Het       A0980832   NTW190FJ   2.4Gbps BH FBR DFB TX 4mW     [**] %  
$[**]   $[**]
Tx/Rx
  Buried Het       A0980830   NTW190GJ   2.4Gbps BH FBR DFB TX 4mW     [**] %  
$[**]   $[**]
Tx/Rx
  Buried Het       A0980817   NTW190HE   2.4Gbps BH FBR DFB TX 4mW     [**] %  
$[**]   $[**]
Tx/Rx
  Buried Het       A0980819   NTW190JE   2.4Gbps BH FBR DFB TX 4mW     [**] %  
$[**]   $[**]
Tx/Rx
  Buried Het       A0980820   NTW190KE   2.4Gbps BH FBR DFB TX 4mW     [**] %  
$[**]   $[**]
Tx/Rx
  Buried Het       A0980833   NTW190KJ  
TX,DM,2.5Gb/s,1580.35NM,4.0mW,14PIN,LC,FLEX RATE, EXT REA     [**] %   $[**]  
$[**]
Tx/Rx
  Buried Het       A0980818   NTW190LE   2.4Gbps BH FBR DFB TX 4mW     [**] %  
$[**]   $[**]
Tx/Rx
  Buried Het       A0980835   NTW190LJ  
TX,DM,2.5Gb/s,1582.02NM,4.0mW,14PIN,LC,FLEX RATE,EXT REA     [**] %   $[**]  
$[**]
Tx/Rx
  Buried Het       A0980836   NTW190MJ  
TX,DM,2.5Gb/s,1583.69NM,4.0mW,14PIN,LC,FLEX RATE,EXT REA     [**] %   $[**]  
$[**]
Tx/Rx
  Buried Het       A0980834   NTW190NJ   2.4Gbps BH FBR DFB TX 4mW     [**] %  
$[**]   $[**]
Tx/Rx
  Buried Het       A0980821   NTW190PE   2.4Gbps BH FBR DFB TX 4mW     [**] %  
$[**]   $[**]
Tx/Rx
  Buried Het       A0980823   NTW190QE   2.4Gbps BH FBR DFB TX 4mW     [**] %  
$[**]   $[**]
Tx/Rx
  Buried Het       A0980824   NTW190RE   2.4Gbps BH FBR DFB TX 4mW     [**] %  
$[**]   $[**]
Tx/Rx
  Buried Het       A0980837   NTW190RJ  
TX,DM,2.5Gb/s,1590.41NM,4.0mW,14PIN,LC,FLEX RATE, EXT REA     [**] %   $[**]  
$[**]
Tx/Rx
  Buried Het       A0980822   NTW190SE   2.4Gbps BH FBR DFB TX 4mW     [**] %  
$[**]   $[**]
Tx/Rx
  Buried Het       A0980839   NTW190SJ  
TX,DM,2.5Gb/s,1592.10NM,4.0mW,14PIN,LC,FLEX RATE, EXT REA     [**] %   $[**]  
$[**]
Tx/Rx
  Buried Het       A0980840   NTW190TJ  
TX,DM,2.5Gb/s,1593.79NM,4.0mW,14PIN,LC,FLEX RATE, EXT REA     [**] %   $[**]  
$[**]
Tx/Rx
  Buried Het       A0980838   NTW190UJ  
TX,DM,2.5Gb/s,1595.49NM,4.0mW,14PIN,LC,FLEX RATE, EXT REA     [**] %   $[**]  
$[**]
Tx/Rx
  Buried Het       A0980825   NTW190VE   2.4Gbps BH FBR DFB TX 4mW     [**] %  
$[**]   $[**]
Tx/Rx
  Buried Het       A0980827   NTW190WE   2.4Gbps BH FBR DFB TX 4mW     [**] %  
$[**]   $[**]
Tx/Rx
  Buried Het       A0980828   NTW190XE   2.4Gbps BH FBR DFB TX 4mW     [**] %  
$[**]   $[**]
Tx/Rx
  Buried Het       A0980841   NTW190XJ   TX,DM,2.5Gb/s,1600.60NM,4.0mW,     [**]
%   $[**]   $[**]
Tx/Rx
  Buried Het       A0980826   NTW190YE   2.4Gbps BH FBR DFB TX 4mW     [**] %  
$[**]   $[**]
Tx/Rx
  Buried Het       A0980843   NTW190YJ   TX,DM,2.5Gb/s,1602.31NM,4.0mW,     [**]
%   $[**]   $[**]
Tx/Rx
  Buried Het       A0980844   NTW190ZJ  
TX,DM,2.5Gb/s,1604.03NM,4.0mW,14PIN,LC,FLEX RATE, EXT REA     [**] %   $[**]  
$[**]  
Tx/Rx
  BH Ext. Reach       A0996404   NTW607BE   2.4Gbps XLR DFB Laser 1528.77nm 4mW
ETALON Stabilised Exten     [**] %   $[**]   $[**]
Tx/Rx
  BH Ext. Reach       A0996405   NTW607CE   2.4Gbps XLR DFB Laser 1530.33nm 4mW
ETALON Stabilised Exten     [**] %   $[**]   $[**]
Tx/Rx
  BH Ext. Reach       A0996406   NTW607DE   2.4Gbps XLR DFB Laser 1531.90nm 4mW
ETALON Stabilised Exten     [**] %   $[**]   $[**]
Tx/Rx
  BH Ext. Reach       A0996407   NTW607EE   2.4Gbps XLR DFB Laser 1533.47nm 4mW
ETALON Stabilised Exten     [**] %   $[**]   $[**]
Tx/Rx
  BH Ext. Reach       A0996408   NTW607FE   2.4Gbps XLR DFB Laser 1535.04nm 4mW
ETALON Stabilised Exten     [**] %   $[**]   $[**]
Tx/Rx
  BH Ext. Reach       A0996415   NTW607RE   2.4Gbps XLR DFB Laser 1550.92nm 4mW
ETALON Stabilised Exten     [**] %   $[**]   $[**]
Tx/Rx
  BH Ext. Reach       A0996416   NTW607SE   2.4Gbps XLR DFB Laser 1552.52nm 4mW
ETALON Stabilised Exten     [**] %   $[**]   $[**]
Tx/Rx
  BH Ext. Reach       A0996417   NTW607UE   2.4Gbps XLR DFB Laser 1555.57nm 4mW
ETALON Stabilised Exten     [**] %   $[**]   $[**]
Tx/Rx
  BH Ext. Reach       A0996418   NTW607VE   2.4Gbps XLR DFB Laser 1557.36nm 4mW
ETALON Stabilised Exten     [**] %   $[**]   $[**]
Tx/Rx
  BH Ext. Reach       A0996419   NTW607WE   2.4Gbps XLR DFB Laser 1558.98nm 4mW
ETALON Stabilised Exten     [**] %   $[**]   $[**]
Tx/Rx
  BH Ext. Reach       A0996420   NTW607XE   2.4Gbps XLR DFB Laser 1560.61nm 4mW
ETALON Stabilised Exten     [**] %   $[**]   $[**]
Tx/Rx
  BH Ext. Reach       A0996421   NTW607YE   2.4Gbps XLR DFB Laser 1562.23nm 4mW
ETALON Stabilised Exten     [**] %   $[**]   $[**]
Tx/Rx
  BH Ext. Reach       N0005056   NTW607QG   2.4GBPS XLR DFB LASER 1550.12NM 4MW
ETALON STABI     [**] %   $[**]   $[**]
Tx/Rx
  BH Ext. Reach       N0005059   NTW607EG   2.4GBPS XLR DFB LASER 1534.25NM 4MW
ETALON STABI     [**] %   $[**]   $[**]
Tx/Rx
  BH Ext. Reach       N0005057   NTW607DG   2.4GBPS XLR DFB LASER 1532.68NM 4MW
ETALON STABI     [**] %   $[**]   $[**]
Tx/Rx
  BH Ext. Reach       N0005055   NTW607CG   2.4GBPS XLR DFB LASER 1531.12NM 4MW
ETALON STABI     [**] %   $[**]   $[**]
Tx/Rx
  BH Ext. Reach       N0005058   NTW607RG   2.4GBPS XLR DFB LASER 1551.72NM 4MW
ETALON STABI     [**] %   $[**]   $[**]
Tx/Rx
  BH Ext. Reach       N0005060   NTW607UG   2.4GBPS XLR DFB LASER 1556.55NM 4MW
ETALON STABI     [**] %   $[**]   $[**]  
Tx/Rx
  Buried Het       A0514026   LC25W7703AAN-C57   Custom Wavelensgth, 1577.03nm,
    [**] %   $[**]   $[**]
Tx/Rx
  Buried Het       A0514027   LC25W7869AAN-C57   Custom Wavelength, 1578.69nm,  
  [**] %   $[**]   $[**]
Tx/Rx
  Buried Het       A0514028   LC25W9464AAN-C57   Custom Wavelength, 1594.64nm,  
  [**] %   $[**]   $[**]
Tx/Rx
  Buried Het       A0514029   LC25W9634AAN-C57   Custom Wavelength, 1596.34nm,  
  [**] %   $[**]   $[**]
Tx/Rx
  Buried Het       A0521299   NTW6076D   2.4Gbps XLR DFB Laser 1528.77nm to
1562.23nm 4mW ETALON S     [**] %   $[**]   $[**]  
Tx/Rx
  Buried Het       A0998603   NTW1416D   2.4Gbps BH DFB Laser (1526nm-1615nm)
3mW     [**] %   $[**]   $[**]

Page 10 of 24

--------------------------------------------------------------------------------

 

                                                              Allocation   March
31st   April 1, 2005 Family   Sub-Family   LTB   CPC   Bookham P/N   ITEM DESC  
1H05   2005 Prices   Agreement
Tx/Rx
  Buried Het       A0831310   NTW141HE   2.4Gbps BH DFB Laser 1538.19nm 3mW, 14
pin Butterfly Common I     [**] %   $[**]   $[**]
Tx/Rx
  Buried Het       A0831314   NTW141JE   2.4Gbps BH DFB Laser 1541.35nm 3mW, 14
pin Butterfly Common I     [**] %   $[**]   $[**]
Tx/Rx
  Buried Het       A0831312   NTW141KE   2.4Gbps BH DFB Laser 1539.77nm 3mW, 14
pin Butterfly Common I     [**] %   $[**]   $[**]
Tx/Rx
  Buried Het       A0831316   NTW141LE   2.4Gbps BH DFB Laser 1542.94nm 3mW, 14
pin Butterfly Common I     [**] %   $[**]   $[**]
Tx/Rx
  Buried Het       A0831326   NTW141RE   2.4Gbps BH DFB Laser 1550.92nm 3mW, 14
pin Butterfly Common I     [**] %   $[**]   $[**]
Tx/Rx
  Buried Het       A0831433   LC25W4932BA-20AC(NTW143C   2.4Gbps BH DFB Laser
1549.32nm 10mW, 14 pin Butterfly Common     [**] %   $[**]   $[**]
Tx/Rx
  Buried Het       A0831435   LC25W5092BA-20AC(NTW143F   2.4Gbps BH DFB Laser
1550.92nm 10mW, 14 pin Butterfly Common     [**] %   $[**]   $[**]  
Tx/Rx
  Buried Het — Locked       A0549100   LC25EW3033AAN-C57  
TX,DM,2.5GB/S,1530.334NM,4.0MW,14PIN,LC,FLEX RATE,     [**] %   $[**]   $[**]
Tx/Rx
  Buried Het — Locked       A0549101   LC25EW3112AAN-C57  
TX,DM,2.5GB/S,1531.116NM,4.0MW,14PIN,LC,FLEX RATE,     [**] %   $[**]   $[**]
Tx/Rx
  Buried Het — Locked       A0549102   LC25EW3190AAN-C57  
TX,DM,2.5GB/S,1531.898NM,4.0MW,14PIN,LC,FLEX RATE,     [**] %   $[**]   $[**]
Tx/Rx
  Buried Het — Locked       A0549103   LC25EW3268AAN-C57  
TX,DM,2.5GB/S,1532.681NM,4.0MW,14PIN,LC,FLEX RATE,     [**] %   $[**]   $[**]
Tx/Rx
  Buried Het — Locked       A0549104   LC25EW3425AAN-C57  
TX,DM,2.5GB/S,1534.250NM,4.0MW,14PIN,LC,FLEX RATE,     [**] %   $[**]   $[**]
Tx/Rx
  Buried Het — Locked       A0549105   LC25EW3503AAN-C57  
TX,DM,2.5GB/S,1535.036NM,4.0MW,14PIN,LC,FLEX RATE,     [**] %   $[**]   $[**]
Tx/Rx
  Buried Het — Locked       A0549106   LC25EW3582AAN-C57  
TX,DM,2.5GB/S,1535.822NM,4.0MW,14PIN,LC,FLEX RATE,     [**] %   $[**]   $[**]
Tx/Rx
  Buried Het — Locked       A0549107   LC25EW3660AAN-C57  
TX,DM,2.5GB/S,1536.609NM,4.0MW,14PIN,LC,FLEX RATE,     [**] %   $[**]   $[**]
Tx/Rx
  Buried Het — Locked       A0549108   LC25EW3818AAN-C57  
TX,DM,2.5GB/S,1538.186NM,4.0MW,14PIN,LC,FLEX RATE,     [**] %   $[**]   $[**]
Tx/Rx
  Buried Het — Locked       A0549109   LC25EW3898AAN-C57  
TX,DM,2.5GB/S,1538.976NM,4.0MW,14PIN,LC,FLEX RATE,     [**] %   $[**]   $[**]
Tx/Rx
  Buried Het — Locked       A0549110   LC25EW3976AAN-C57  
TX,DM,2.5GB/S,1539.766NM,4.0MW,14PIN,LC,FLEX RATE,     [**] %   $[**]   $[**]
Tx/Rx
  Buried Het — Locked       A0549111   LC25EW4056AAN-C57  
TX,DM,2.5GB/S,1540.557NM,4.0MW,14PIN,LC,FLEX RATE,     [**] %   $[**]   $[**]
Tx/Rx
  Buried Het — Locked       A0549112   LC25EW4214AAN-C57  
TX,DM,2.5GB/S,1542.142NM,4.0MW,14PIN,LC,FLEX RATE,     [**] %   $[**]   $[**]
Tx/Rx
  Buried Het — Locked       A0549113   LC25EW4293AAN-C57  
TX,DM,2.5GB/S,1542.936NM,4.0MW,14PIN,LC,FLEX RATE,     [**] %   $[**]   $[**]
Tx/Rx
  Buried Het — Locked       A0549114   LC25EW4373AAN-C57  
TX,DM,2.5GB/S,1543.730NM,4.0MW,14PIN,LC,FLEX RATE,     [**] %   $[**]   $[**]
Tx/Rx
  Buried Het — Locked       A0549115   LC25EW4452AAN-C57  
TX,DM,2.5GB/S,1544.526NM,4.0MW,14PIN,LC,FLEX RATE,     [**] %   $[**]   $[**]
Tx/Rx
  Buried Het — Locked       A0549116   LC25EW4611AAN-C57  
TX,DM,2.5GB/S,1546.119NM,4.0MW,14PIN,LC,FLEX RATE,     [**] %   $[**]   $[**]
Tx/Rx
  Buried Het — Locked       A0549117   LC25EW4691AAN-C57  
TX,DM,2.5GB/S,1546.917NM,4.0MW,14PIN,LC,FLEX RATE,     [**] %   $[**]   $[**]
Tx/Rx
  Buried Het — Locked       A0549118   LC25EW4771AAN-C57  
TX,DM,2.5GB/S,1547.715NM,4.0MW,14PIN,LC,FLEX RATE,     [**] %   $[**]   $[**]
Tx/Rx
  Buried Het — Locked       A0549119   LC25EW4851AAN-C57  
TX,DM,2.5GB/S,1548.515NM,4.0MW,14PIN,LC,FLEX RATE,     [**] %   $[**]   $[**]
Tx/Rx
  Buried Het — Locked       A0549120   LC25EW5011AAN-C57  
TX,DM,2.5GB/S,1550.116NM,4.0MW,14PIN,LC,FLEX RATE,     [**] %   $[**]   $[**]
Tx/Rx
  Buried Het — Locked       A0549121   LC25EW5091AAN-C57  
TX,DM,2.5GB/S,1550.918NM,4.0MW,14PIN,LC,FLEX RATE,     [**] %   $[**]   $[**]
Tx/Rx
  Buried Het — Locked       A0549122   LC25EW5172AAN-C57  
TX,DM,2.5GB/S,1551.721NM,4.0MW,14PIN,LC,FLEX RATE,     [**] %   $[**]   $[**]
Tx/Rx
  Buried Het — Locked       A0549123   LC25EW5252AAN-C57  
TX,DM,2.5GB/S,1552.524NM,4.0MW,14PIN,LC,FLEX RATE,     [**] %   $[**]   $[**]
Tx/Rx
  Buried Het — Locked       A0549124   LC25EW5413AAN-C57  
TX,DM,2.5GB/S,1554.134NM,4.0MW,14PIN,LC,FLEX RATE,     [**] %   $[**]   $[**]
Tx/Rx
  Buried Het — Locked       A0549125   LC25EW5494AAN-C57  
TX,DM,2.5GB/S,1554.940NM,4.0MW,14PIN,LC,FLEX RATE,     [**] %   $[**]   $[**]
Tx/Rx
  Buried Het — Locked       A0546126   LC25EW5574AAN-C57  
TX,DM,2.5GB/S,1555.747NM,4.0MW,14PIN,LC,FLEX RATE,     [**] %   $[**]   $[**]
Tx/Rx
  Buried Het — Locked       A0549127   LC25EW5655AAN-C57  
TX,DM,2.5GB/S,1556.555NM,4.0MW,14PIN,LC,FLEX RATE,     [**] %   $[**]   $[**]
Tx/Rx
  Buried Het — Locked       A0549128   LC25EW5817AAN-C57  
TX,DM,2.5GB/S,1558.173NM,4.0MW,14PIN,LC,FLEX RATE,     [**] %   $[**]   $[**]
Tx/Rx
  Buried Het — Locked       A0549129   LC25EW5898AAN-C57  
TX,DM,2.5GB/S,1558.983NM,4.0MW,14PIN,LC,FLEX RATE,     [**] %   $[**]   $[**]
Tx/Rx
  Buried Het — Locked       A0549130   LC25EW5979AAN-C57  
TX,DM,2.5GB/S,1559.794NM,4.0MW,14PIN,LC,FLEX RATE,     [**] %   $[**]   $[**]
Tx/Rx
  Buried Het — Locked       A0549131   LC25EW6060AAN-C57  
TX,DM,2.5GB/S,1560.606NM,4.0MW,14PIN,LC,FLEX RATE,     [**] %   $[**]   $[**]
Tx/Rx
  Buried Het — Locked       A0549132   LC25EW6223AAN-C57  
TX,DM,2.5GB/S,1562.233NM,4.0MW,14PIN,LC,FLEX RATE,     [**] %   $[**]   $[**]
Tx/Rx
  Buried Het — Locked       A0549133   LC25EW6305AAN-C57  
TX,DM,2.5GB/S,1563.047NM,4.0MW,14PIN,LC,FLEX RATE,     [**] %   $[**]   $[**]
Tx/Rx
  Buried Het — Locked       A0549134   LC25EW6386AAN-C57  
TX,DM,2.5GB/S,1563.863NM,4.0MW,14PIN,LC,FLEX RATE,     [**] %   $[**]   $[**]
Tx/Rx
  Buried Het — Locked       A0549135   LC25EW6468AAN-C57  
TX,DM,2.5GB/S,1564.679NM,4.0MW,14PIN,LC,FLEX RATE,     [**] %   $[**]   $[**]

Page 11 of 24

--------------------------------------------------------------------------------

 

                                                              Allocation   March
31st   April 1, 2005 Family   Sub-Family   LTB   CPC   Bookham P/N   ITEM DESC  
1H05   2005 Prices   Agreement
Tx/Rx
  2.5 Gb/s Rx   LTB   A0643928   NTW001AA   1310/1550 nm Rx module, 2.5 GB    
[**] %   $[**]   $[**]
Tx/Rx
  2.5 Gb/s Rx   LTB   A0994198   NTW001AD   8 pin (uncooled) APD Preamp Rx    
[**] %   $[**]   $[**]
Tx/Rx
  2.5 Gb/s Rx   LTB   A0895858   NTW001AF   8 Pin APD Pre-amp Rx Module,
1310/1550nm, 2.5 Gbps, (C28 SC C     [**] %   $[**]   $[**]
Tx/Rx
  2.5 Gb/s Rx   LTB   A0738255   NTW001BA   8 pin (cooled) APD Pre-amp Rx    
[**] %   $[**]   $[**]
Tx/Rx
  2.5 Gb/s Rx   LTB   A0774429   NTW001BB   8 PIN (cooled) APD PRE-AMP     [**]
%   $[**]   $[**]
Tx/Rx
  2.5 Gb/s Rx   LTB   A0851004   NTW001BC   8 pin APD Cooled Pre-amp RX     [**]
%   $[**]   $[**]
Tx/Rx
  Co-planar 2.5 Gb/s Rx   LTB   A0543858   AT3GC/GA57   2.5 Gb/s co-planar APD  
  [**] %   $[**]   $[**]
Tx/Rx
  Co-planar 2.5 Gb/s Rx       N0016610   AT3SGCB-C57   2.5Gb/s Rx, APD-Preamp
module, Coplannar package, Uncoo     [**] %   $[**]   $[**]
Tx/Rx
  Co-planar 2.5 Gb/s Rx       N0000970   AT3SGC-C28   UNCOOLED OC48 COPLANAR APD
WITH AGC     [**] %   $[**]   $[**]  
Modules
  Modules   LTB   A0806599   NTW080AD   IM,MO,2.5GBPS,1310nm,TX,DC,     [**] %  
$[**]   $[**]
Modules
  Modules   LTB   A0806602   NTW081AD   IM,MO,2.5GBPS,1310NM,RX,DC,     [**] %  
$[**]   $[**]  
Tx/Rx
  10 Gb/s PIN & APD   LTB   A0861414   NT8L73QB   A0861414 RX,APD,10.0GBPS,1280-
    [**] %   $[**]   $[**]
Tx/Rx
  10 Gb/s PIN & APD   LTB   A0995370   AT10GC   HIGH PERFORMANCE 10G APD/PREAMP
RX, MSA CO-PLA     [**] %   $[**]   $[**]
Tx/Rx
  10 Gb/s PIN & APD   LTB   A0863412   PP-10G-C57   RX,PIN,10GBPS,1300-1575NM  
  [**] %   $[**]   $[**]
Tx/Rx
  10G Co-Planar APD       A0504850   NTW606DE   10G APD RX,LOW BANDWIDTH,MSA
CO-PLANAR FOOTPRINT     [**] %   $[**]   [**]
Tx/Rx
  10 Gb/s PIN & APD       A0541381   PTV10GC-C57R   10G COPLANAR PIN/PREAMP WITH
INTEGRATED VOA     [**] %   $[**]   [**]  
Modules
  Rx   LTB   A0855312   NTCC07X3   10G RX FIBER TRAY ASSEMBLY w/A     [**] %  
$[**]   $[**]  
Tx/Rx
  Mini-dil Tx   LTB   A0814045   NT8W66AE   8 pin miniDil Tx 0.2mW Plastic    
[**] %   $[**]   $[**]
Tx/Rx
  Mini-dil Tx   LTB   A0825309   NT8W66AE   8 pin miniDil Tx 0.2mW Plastic    
[**] %   $[**]   $[**]
Tx/Rx
  Mini-dil Tx   LTB   A0767175   NT8W66BE   IM,MO,1.25GBPS,1260-1360NM     [**]
%   $[**]   $[**]
Tx/Rx
  Mini-dil Tx   LTB   A0680981   NT8W66BM   1260-1360 nm TX MODULE, 0.1 mW    
[**] %   $[**]   $[**]
Tx/Rx
  Mini-dil Tx   LTB   A0667667   NT8W66DB   1300NM Transmitter, 0.2 MW, SONET
155/622 MBPS     [**] %   $[**]   $[**]
Tx/Rx
  Mini-dil Tx   LTB   A0640837   NT8W66DD   1300 NM TRANSMITTER MODULE, 0.    
[**] %   $[**]   $[**]
Tx/Rx
  Mini-dil Tx   LTB   A0796722   NT8W66DF   8 pin mini DIL Tx Module, 1300    
[**] %   $[**]   $[**]
Tx/Rx
  Mini-dil Tx   LTB   A0658478   NT8W66DG   TX,DM,15MBPS,1300NM     [**] %  
$[**]   $[**]
Tx/Rx
  Mini-dil Tx   LTB   A0738160   NT8W66DM   8 PIN MINI DIL TX MODULE 0.2mW    
[**] %   $[**]   $[**]
Tx/Rx
  Mini-dil Tx   LTB   A0727546   NT8W66DX   1300nm TX MODULE, .2mW     [**] %  
$[**]   $[**]
Tx/Rx
  Mini-dil Tx   LTB   A0644863   NT8W66DE   1300 NM TRANSMITTER MODULE 0.2 MW.
HOUSED IN AN     [**] %   $[**]   $[**]
Tx/Rx
  Mini-dil Tx   LTB   A0642223   NT8W66ED — LCV75CB-98C2   MEMORY IC, CMOS,
CLOCKED FIFO, 64X36, 15NS, TQFP12     [**] %   $[**]   $[**]
Tx/Rx
  Mini-dil Tx   LTB   A0846669   NT8W66AX   8 PIN MINI DIL TX MODULE 0.2 MW 155
/ 622 MBPS 130     [**] %   $[**]   $[**]
Tx/Rx
  Mini-dil Tx   LTB   A0727549   NT8W66DY   1300nm TX Module, .2mW     [**] %  
$[**]   $[**]
Tx/Rx
  Mini-dil Tx   LTB   A0727550   NT8W66DZ   1300nm TX Module, .2mW     [**] %  
$[**]   $[**]  
Tx/Rx
  Mini-dil Tx HiPwr   LTB   A0834252   NT8W66JU   8 pin mini DIL VHT 1300nm
Transmitter 155Mbps, 0.5mW     [**] %   $[**]   $[**]
Tx/Rx
  Mini-dil Tx HiPwr   LTB   A0641235   NT8W66UD   LASER MODULE, 1300 NM, 1.4 MW,
    [**] %   $[**]   $[**]
Tx/Rx
  Mini-dil Tx HiPwr   LTB   A0768206   NT8W66UE   8 pin mini DIL 1300nm Tx Modul
    [**] %   $[**]   $[**]  
Tx/Rx
  Mini-dil OC3 Rx   LTB   A0640984   NT8W95AD   RX,PIN,155MBPS,1300NM     [**] %
  $[**]   $[**]
Tx/Rx
  Mini-dil OC3 Rx   LTB   A0667668   NT8W95EB   RX,PIN,155MBPS,1300NM,,8-PIN
MINI-DIL (SC/PC CONN)     [**] %   $[**]   $[**]
Tx/Rx
  Mini-dil OC3 Rx   LTB   A0645709   NT8W95ED   1300 NM IR/LR RX MODULE, 155 M  
  [**] %   $[**]   $[**]
Tx/Rx
  Mini-dil OC3 Rx   LTB   A0727563   NT8W95EU   1300nm IR/LR RX Module, 155MBPS
    [**] %   $[**]   $[**]
Tx/Rx
  Mini-dil OC3 Rx   LTB   A0727565   NT8W95EV   1300nm IL/LR RX Module, 155MBPS
               
 
  Mini-Dil OC3 Rx                     [**] %   $[**]   $[**]
Tx/Rx
  Mini-dil OC12 Rx   LTB   A0851732   PTAV155G-P98C28   8 PIN MINI DIL RX MODULE
155MBPS 1300NM IR/LR 0.8     [**] %   $[**]   $[**]
Tx/Rx
  Mini-dil OC12 Rx   LTB   A0640983   NT8W96AD   RX,PIN,622MBPS,1300NM     [**]
%   $[**]   $[**]
Tx/Rx
  Mini-dil OC12 Rx   LTB   A0658519   NT8W96AE   IM,MO,622MBPS,1300 NM,RX    
[**] %   $[**]   $[**]
Tx/Rx
  Mini-dil OC12 Rx   LTB   A0796727   NT8W96AG   8 pin mini DIL Rx Module, 1300
    [**] %   $[**]   $[**]
Tx/Rx
  Mini-dil OC12 Rx   LTB   A0648895   NT8W96CB   RX, PIN, 622MBPS, 1300N    
[**] %   $[**]   $[**]
Tx/Rx
  Mini-dil OC12 Rx   LTB   A0851735   NT8W96FE   8 PIN MINI DIL RX MODULE
622MBPS 1300NM IR/LR 0.8     [**] %   $[**]   $[**]
Tx/Rx
  Mini-dil OC12 Rx   LTB   A0727566   NT8W96CT   RX, PIN, 622MBPS, 1300N    
[**] %   $[**]   $[**]  
Tx/Rx
  Mini-dil 2.5 Gb/s Tx   LTB   A0835933   NTW103BE   8pin mini DIL 1300nm Tx
PkGRND     [**] %   $[**]   $[**]
Tx/Rx
  Mini-dil 2.5 Gb/s Rx   LTB   A0723516   NTW042AD   1300nm RX MODULE, SR,
2.5Gbps,     [**] %   $[**]   $[**]

Page 12 of 24

--------------------------------------------------------------------------------

 

                                                              Allocation   March
31st   April 1, 2005 Family   Sub-Family   LTB   CPC   Bookham P/N   ITEM DESC  
1H05   2005 Prices   Agreement
Tx/Rx
  Mini-dil 2.5 Gb/s Rx   LTB   A0827486   NTW042ED   SiV Rx 2.5G 1300nm 8V PIN
Bias     [**] %   $[**]   $[**]
Tx/Rx
  Mini-dil 2.5 Gb/s Rx   LTB   A0799350   NTW042BB   Silicon V Rx Module, 2.5Gb
    [**] %   $[**]   $[**]  
Tx/Rx
  Mini-dil 2.5 Gb/s Tx   LTB   A0723518   NTW044AD   1300/1550nm RX MODULE, LR,
622     [**] %   $[**]   $[**]  
Misc.
  Misc.       A0769197   NT8W56AC   Detector Coaxial with Single M     [**] %  
$[**]   $[**]
Tx/Rx
  OSC       A0521583   LC151D-20C57   OPTICAL TX MODULE, OSC LASER, 1510 NM, 100
MM FIB     [**] %   $[**]   $[**]
Tx/Rx
  OSC       A0776722   NTW106BE   QFT0014-2A MODULE, Tx, OSC LAS     [**] %  
$[**]   $[**]
Tx/Rx
  OSC       A0824553   NTW106AE   TX,OSC,,1471.5NM,4.28MW     [**] %   $[**]  
$[**]
Tx/Rx
  OSC       A0824564   NTW106EE   TX,OSC,,1486.5NM,4.28MW     [**] %   $[**]  
$[**]
Tx/Rx
  OSC       A0832329   NTW106CE   TX,OSC,,1615.0NM,4.28MW     [**] %   $[**]  
$[**]
Tx/Rx
  OSC       A0824553   NTW106DE   TX,OSC,,1471.5NM,4.28MW,s2.4MM CABLE (SC CONN)
    [**] %   $[**]   $[**]
Tx/Rx
  OSC       A0782553   NTW106AE   OSC Laser, 1510nm, 3.3dBm, 2.4     [**] %  
$[**]   $[**]
Tx/Rx
  OSC       A0782554   NTW106BE   OSC Laser, 1480nm, 3.3dBm, 2.4     [**] %  
$[**]   $[**]
Tx/Rx
  OSC       A0896444   NTW106KE   OSC laser 1620nm, 5 dBm     [**] %   $[**]  
$[**]
Tx/Rx
  OC48 DWDM   LTB   A0699447   NT8L73AE   1527.22 nm III-V MZ module, st    
[**] %   $[**]   $[**]
Tx/Rx
  OC48 DWDM   LTB   A0671566   NT8L73AF   OC-192 STABILIZED III-V MZ LASER
MODULE, 1527.22 N     [**] %   $[**]   $[**]
Tx/Rx
  OC48 DWDM   LTB   A0762514   NT8L73AL   1527.99 nm adj pwr OC-48 MZ Tx    
[**] %   $[**]   $[**]
Tx/Rx
  OC48 DWDM   LTB   A0699448   NT8L73BE   1528.77 nm III-V MZ module, st    
[**] %   $[**]   $[**]
Tx/Rx
  OC48 DWDM   LTB   A0762515   NT8L73BL   1529.55 nm adj pwr OC-48 MZ Tx    
[**] %   $[**]   $[**]
Tx/Rx
  OC48 DWDM   LTB   A0699449   NT8L73CE   1530.33 nm III-V MZ module, st    
[**] %   $[**]   $[**]
Tx/Rx
  OC48 DWDM   LTB   A0673452   NT8L73CG   OC-48 STABILIZED III-V MZ LASE    
[**] %   $[**]   $[**]
Tx/Rx
  OC48 DWDM   LTB   A0762516   NT8L73CL   1531.12 nm adj pwr OC-48 MZ Tx    
[**] %   $[**]   $[**]
Tx/Rx
  OC48 DWDM   LTB   A0838473   NT8L73CR   1530.72 nm adj pwr OC-48 MZ Tx    
[**] %   $[**]   $[**]
Tx/Rx
  OC48 DWDM   LTB   A0699450   NT8L73DE   1531.90 nm III-V MZ module, st    
[**] %   $[**]   $[**]
Tx/Rx
  OC48 DWDM   LTB   A0762517   NT8L73DL   1532.68 nm adj pwr OC-48 MZ Tx    
[**] %   $[**]   $[**]
Tx/Rx
  OC48 DWDM   LTB   A0699451   NT8L73EE   1533.47 nm III-V MZ module, st    
[**] %   $[**]   $[**]
Tx/Rx
  OC48 DWDM   LTB   A0762518   NT8L73EL   1534.25 nm adj pwr OC-48 MZ Tx    
[**] %   $[**]   $[**]
Tx/Rx
  OC48 DWDM   LTB   A0838474   NT8L73ES   1534.64 nm adj pwr OC-48 MZ Tx    
[**] %   $[**]   $[**]
Tx/Rx
  OC48 DWDM   LTB   A0699452   NT8L73FE   1535.04 nm III-V MZ module, st    
[**] %   $[**]   $[**]
Tx/Rx
  OC48 DWDM   LTB   A0762519   NT8L73FL   1535.82 nm adj pwr OC-48 MZ Tx    
[**] %   $[**]   $[**]
Tx/Rx
  OC48 DWDM   LTB   A0699453   NT8L73GE   1536.61 nm III-V MZ module, st    
[**] %   $[**]   $[**]
Tx/Rx
  OC48 DWDM   LTB   A0762520   NT8L73GL   1537.40 nm adj pwr OC-48 MZ Tx    
[**] %   $[**]   $[**]
Tx/Rx
  OC48 DWDM   LTB   A0699454   NT8L73HE   1538.19 nm III-V MZ module, st    
[**] %   $[**]   $[**]
Tx/Rx
  OC48 DWDM   LTB   A0762521   NT8L73HL   1538.98 nm adj pwr OC-48 MZ Tx    
[**] %   $[**]   $[**]
Tx/Rx
  OC48 DWDM   LTB   A0699455   NT8L73JE   1539.77 nm III-V MZ module, st    
[**] %   $[**]   $[**]
Tx/Rx
  OC48 DWDM   LTB   A0762522   NT8L73JL   1540.56 nm adj pwr OC-48 MZ Tx    
[**] %   $[**]   $[**]
Tx/Rx
  OC48 DWDM   LTB   A0699456   NT8L73KE   1541.35 nm III-V MZ module, st    
[**] %   $[**]   $[**]
Tx/Rx
  OC48 DWDM   LTB   A0762523   NT8L73KL   1542.14 nm adj pwr OC-48 MZ Tx    
[**] %   $[**]   $[**]
Tx/Rx
  OC48 DWDM   LTB   A0699457   NT8L73LE   1542.94 nm III-V MZ module, st    
[**] %   $[**]   $[**]
Tx/Rx
  OC48 DWDM   LTB   A0762524   NT8L73LL   1543.73 nm adj pwr OC-48 MZ Tx    
[**] %   $[**]   $[**]
Tx/Rx
  OC48 DWDM   LTB   A0838475   NT8L73LS   1544.13 nm adj pwr OC-48 MZ Tx    
[**] %   $[**]   $[**]
Tx/Rx
  OC48 DWDM   LTB   A0699458   NT8L73ME   1544.53 nm III-V MZ module, st    
[**] %   $[**]   $[**]
Tx/Rx
  OC48 DWDM   LTB   A0762525   NT8L73ML   1545.32 nm adj pwr OC-48 MZ Tx    
[**] %   $[**]   $[**]
Tx/Rx
  OC48 DWDM   LTB   A0699459   NT8L73NE   1546.12 nm III-V MZ module, st    
[**] %   $[**]   $[**]
Tx/Rx
  OC48 DWDM   LTB   A0673478   NT8L73NG   OC-48 STABILIZED III-V MZ LASE    
[**] %   $[**]   $[**]
Tx/Rx
  OC48 DWDM   LTB   A0762526   NT8L73NL   1546.92 nm adj pwr OC-48 MZ Tx    
[**] %   $[**]   $[**]
Tx/Rx
  OC48 DWDM   LTB   A0699460   NT8L73PE   1547.72 nm III-V MZ module, st    
[**] %   $[**]   $[**]
Tx/Rx
  OC48 DWDM   LTB   A0762527   NT8L73PL   1548.52 nm adj pwr OC-48 MZ Tx    
[**] %   $[**]   $[**]
Tx/Rx
  OC48 DWDM   LTB   A0699461   NT8L73QE   1549.32 nm III-V MZ module, st    
[**] %   $[**]   $[**]
Tx/Rx
  OC48 DWDM   LTB   A0762528   NT8L73QL   1550.12 nm adj pwr OC-48 MZ Tx    
[**] %   $[**]   $[**]
Tx/Rx
  OC48 DWDM   LTB   A0699462   NT8L73RE   1550.92 nm III-V MZ module, st    
[**] %   $[**]   $[**]
Tx/Rx
  OC48 DWDM   LTB   A0762529   NT8L73RL   1551.72 nm adj pwr OC-48 MZ Tx    
[**] %   $[**]   $[**]
Tx/Rx
  OC48 DWDM   LTB   A0838476   NT8L73RR   1551.32 nm adj pwr OC-48 MZ Tx    
[**] %   $[**]   $[**]
Tx/Rx
  OC48 DWDM   LTB   A0699463   NT8L73SE   1552.52 nm III-V MZ module, st    
[**] %   $[**]   $[**]
Tx/Rx
  OC48 DWDM   LTB   A0762530   NT8L73SL   1553.33 nm adj pwr OC-48 MZ Tx    
[**] %   $[**]   $[**]
Tx/Rx
  OC48 DWDM   LTB   A0699464   NT8L73TE   1554.13 nm III-V MZ module, st    
[**] %   $[**]   $[**]
Tx/Rx
  OC48 DWDM   LTB   A0762531   NT8L73TL   1554.94 nm adj pwr OC-48 MZ Tx    
[**] %   $[**]   $[**]
Tx/Rx
  OC48 DWDM   LTB   A0699465   NT8L73UE   1555.75 nm III-V MZ module, st    
[**] %   $[**]   $[**]
Tx/Rx
  OC48 DWDM   LTB   A0762532   NT8L73UL   1556.56 nm adj pwr OC-48 MZ Tx    
[**] %   $[**]   $[**]
Tx/Rx
  OC48 DWDM   LTB   A0838477   NT8L73US   1556.96 nm adj pwr OC-48 MZ Tx    
[**] %   $[**]   $[**]
Tx/Rx
  OC48 DWDM   LTB   A0699466   NT8L73VE   1557.36 nm III-V MZ module, st    
[**] %   $[**]   $[**]
Tx/Rx
  OC48 DWDM   LTB   A0762533   NT8L73VL   1558.17 nm adj pwr OC-48 MZ Tx    
[**] %   $[**]   $[**]
Tx/Rx
  OC48 DWDM   LTB   A0699467   NT8L73WE   1558.98 nm III-V MZ module, st    
[**] %   $[**]   $[**]
Tx/Rx
  OC48 DWDM   LTB   A0762534   NT8L73WL   1559.79 nm adj pwr OC-48 MZ Tx    
[**] %   $[**]   $[**]
Tx/Rx
  OC48 DWDM   LTB   A0838478   NT8L73WS   1560.20 nm adj pwr OC-48 MZ Tx    
[**] %   $[**]   $[**]
Tx/Rx
  OC48 DWDM   LTB   A0699468   NT8L73XE   1560.61 nm III-V MZ module, st    
[**] %   $[**]   $[**]
Tx/Rx
  OC48 DWDM   LTB   A0762535   NT8L73XL   1561.42 nm adj pwr OC-48 MZ Tx    
[**] %   $[**]   $[**]
Tx/Rx
  OC48 DWDM   LTB   A0699469   NT8L73YE   1562.23 nm III-V MZ module, st    
[**] %   $[**]   $[**]
Tx/Rx
  OC48 DWDM   LTB   A0859880   NT8L74BE   OC48 III-V MZ 1528.773, 3 Caps    
[**] %   $[**]   $[**]
Tx/Rx
  OC48 DWDM   LTB   A0859882   NT8L74BL   OC48 III-V MZ 1529.553, 3 Caps    
[**] %   $[**]   $[**]
Tx/Rx
  OC48 DWDM   LTB   A0859884   NT8L74CE   OC48 III-V MZ 1530.334, 3 Caps    
[**] %   $[**]   $[**]
Tx/Rx
  OC48 DWDM   LTB   A0859886   NT8L74CL   OC48 III-V MZ 1531.116, 3 Caps    
[**] %   $[**]   $[**]
Tx/Rx
  OC48 DWDM   LTB   A0859885   NT8L74CR   OC48 III-V MZ 1530.725, 3 Caps    
[**] %   $[**]   $[**]
Tx/Rx
  OC48 DWDM   LTB   A0859887   NT8L74CS   OC48 III-V MZ 1531.507, 3 Caps    
[**] %   $[**]   $[**]
Tx/Rx
  OC48 DWDM   LTB   A0859889   NT8L74DE   OC48 III-V MZ 1531.898, 3 Caps    
[**] %   $[**]   $[**]
Tx/Rx
  OC48 DWDM   LTB   A0859893   NT8L74DL   OC48 III-V MZ 1532.681, 3 Caps    
[**] %   $[**]   $[**]
Tx/Rx
  OC48 DWDM   LTB   A0859891   NT8L74DR   OC48 III-V MZ 1532.290, 3 Caps    
[**] %   $[**]   $[**]
Tx/Rx
  OC48 DWDM   LTB   A0859895   NT8L74DS   OC48 III-V MZ 1533.073, 3 Caps    
[**] %   $[**]   $[**]

Page 13 of 24

--------------------------------------------------------------------------------

 

                                                              Allocation   March
31st   April 1, 2005 Family   Sub-Family   LTB   CPC   Bookham P/N   ITEM DESC  
1H05   2005 Prices   Agreement
Tx/Rx
  OC48 DWDM   LTB   A0859896   NT8L74EE   OC48 III-V MZ 1533.465, 3 Caps    
[**] %   $[**]   $[**]
Tx/Rx
  OC48 DWDM   LTB   A0859900   NT8L74EL   OC48 III-V MZ 1534.250, 3 Caps    
[**] %   $[**]   $[**]
TxRx
  OC48 DWDM   LTB   A0859902   NT8L74ES   OC48 III-V MZ 1534.643, 3 Caps    
[**] %   $[**]   $[**]
TxRx
  OC48 DWDM   LTB   A0859903   NT8L74FE   OC48 III-V MZ 1535.036, 3 Caps    
[**] %   $[**]   $[**]
TxRx
  OC48 DWDM   LTB   A0859907   NT8L74FL   OC48 III-V MZ 1535.822, 3 Caps    
[**] %   $[**]   $[**]
TxRx
  OC48 DWDM   LTB   A0859905   NT8L74FR   OC48 III-V MZ 1535.429, 3 Caps    
[**] %   $[**]   $[**]
TxRx
  OC48 DWDM   LTB   A0859908   NT8L74FS   OC48 III-V MZ 1536.216, 3 Caps    
[**] %   $[**]   $[**]
TxRx
  OC48 DWDM   LTB   A0859910   NT8L74GE   OC48 III-V MZ 1536.609, 3 Caps    
[**] %   $[**]   $[**]
TxRx
  OC48 DWDM   LTB   A0859912   NT8L74GL   OC48 III-V MZ 1537.397, 3 Caps    
[**] %   $[**]   $[**]
TxRx
  OC48 DWDM   LTB   A0859911   NT8L74GR   OC48 III-V MZ 1537.003, 3 Caps    
[**] %   $[**]   $[**]
TxRx
  OC48 DWDM   LTB   A0859913   NT8L74GS   OC48 III-V MZ 1537.792, 3 Caps    
[**] %   $[**]   $[**]
TxRx
  OC48 DWDM   LTB   A0859914   NT8L74HE   OC48 III-V MZ 1538.186, 3 Caps    
[**] %   $[**]   $[**]
TxRx
  OC48 DWDM   LTB   A0859916   NT8L74HL   OC48 III-V MZ 1538.976, 3 Caps    
[**] %   $[**]   $[**]
TxRx
  OC48 DWDM   LTB   A0859915   NT8L74HR   OC48 III-V MZ 1538.581, 3 Caps    
[**] %   $[**]   $[**]
TxRx
  OC48 DWDM   LTB   A0859917   NT8L74HS   OC48 III-V MZ 1539.371, 3 Caps    
[**] %   $[**]   $[**]
TxRx
  OC48 DWDM   LTB   A0859918   NT8L74JE   OC48 III-V MZ 1539.766, 3 Caps    
[**] %   $[**]   $[**]
TxRx
  OC48 DWDM   LTB   A0859920   NT8L74JL   OC48 III-V MZ 1540.557, 3 Caps    
[**] %   $[**]   $[**]
TxRx
  OC48 DWDM   LTB   A0859919   NT8L74JR   OC48 III-V MZ 1540.162, 3 Caps    
[**] %   $[**]   $[**]
TxRx
  OC48 DWDM   LTB   A0859921   NT8L74JS   OC48 III-V MZ 1540.953, 3 Caps    
[**] %   $[**]   $[**]
TxRx
  OC48 DWDM   LTB   A0859922   NT8L74KE   OC48 III-V MZ 1541.349, 3 Caps    
[**] %   $[**]   $[**]
TxRx
  OC48 DWDM   LTB   A0859924   NT8L74KL   OC48 III-V MZ 1542.142, 3 Caps    
[**] %   $[**]   $[**]
TxRx
  OC48 DWDM   LTB   A0859923   NT8L74KR   OC48 III-V MZ 1541.746, 3 Caps    
[**] %   $[**]   $[**]
TxRx
  OC48 DWDM   LTB   A0859925   NT8L74KS   OC48 III-V MZ 1542.539, 3 Caps    
[**] %   $[**]   $[**]
TxRx
  OC48 DWDM   LTB   A0859926   NT8L74LE   OC48 III-V MZ 1542.936, 3 Caps    
[**] %   $[**]   $[**]
TxRx
  OC48 DWDM   LTB   A0859928   NT8L74LL   OC48 III-V MZ 1543.730, 3 Caps    
[**] %   $[**]   $[**]
TxRx
  OC48 DWDM   LTB   A0859927   NT8L74LR   OC48 III-V MZ 1543.333, 3 Caps    
[**] %   $[**]   $[**]
TxRx
  OC48 DWDM   LTB   A0859929   NT8L74LS   OC48 III-V MZ 1544.128, 3 Caps    
[**] %   $[**]   $[**]
TxRx
  OC48 DWDM   LTB   A0859930   NT8L74ME   OC48 III-V MZ 1544.526, 3 Caps    
[**] %   $[**]   $[**]
TxRx
  OC48 DWDM   LTB   A0859932   NT8L74ML   OC48 III-V MZ 1545.322, 3 Caps    
[**] %   $[**]   $[**]
TxRx
  OC48 DWDM   LTB   A0859931   NT8L74MR   OC48 III-V MZ 1544.924, 3 Caps    
[**] %   $[**]   $[**]
TxRx
  OC48 DWDM   LTB   A0859933   NT8L74MS   OC48 III-V MZ 1545.720, 3 Caps    
[**] %   $[**]   $[**]
TxRx
  OC48 DWDM   LTB   A0859934   NT8L74NE   OC48 III-V MZ 1546.119, 3 Caps    
[**] %   $[**]   $[**]
TxRx
  OC48 DWDM   LTB   A0859937   NT8L74NL   OC48 III-V MZ 1546.917, 3 Caps    
[**] %   $[**]   $[**]
TxRx
  OC48 DWDM   LTB   A0859936   NT8L74NR   OC48 III-V MZ 1546.518, 3 Caps    
[**] %   $[**]   $[**]
TxRx
  OC48 DWDM   LTB   A0859938   NT8L74NS   OC48 III-V MZ 1547.316, 3 Caps    
[**] %   $[**]   $[**]
TxRx
  OC48 DWDM   LTB   A0859940   NT8L74PE   OC48 III-V MZ 1547.715, 3 Caps    
[**] %   $[**]   $[**]
TxRx
  OC48 DWDM   LTB   A0859943   NT8L74PL   OC48 III-V MZ 1548.515, 3 Caps    
[**] %   $[**]   $[**]
TxRx
  OC48 DWDM   LTB   A0859942   NT8L74PR   OC48 III-V MZ 1548.115, 3 Caps    
[**] %   $[**]   $[**]
TxRx
  OC48 DWDM   LTB   A0859944   NT8L74PS   OC48 III-V MZ 1548.915, 3 Caps    
[**] %   $[**]   $[**]
TxRx
  OC48 DWDM   LTB   A0859945   NT8L74QE   OC48 III-V MZ 1549.315, 3 Caps    
[**] %   $[**]   $[**]
TxRx
  OC48 DWDM   LTB   A0859947   NT8L74QL   OC48 III-V MZ 1550.116, 3 Caps    
[**] %   $[**]   $[**]
TxRx
  OC48 DWDM   LTB   A0859946   NT8L74QR   OC48 III-V MZ 1549.715, 3 Caps    
[**] %   $[**]   $[**]
TxRx
  OC48 DWDM   LTB   A0859948   NT8L74QS   OC48 III-V MZ 1550.517, 3 Caps    
[**] %   $[**]   $[**]
TxRx
  OC48 DWDM   LTB   A0859949   NT8L74RE   OC48 III-V MZ 1550.918, 3 Caps    
[**] %   $[**]   $[**]
TxRx
  OC48 DWDM   LTB   A0859951   NT8L74RL   OC48 III-V MZ 1551.721, 3 Caps    
[**] %   $[**]   $[**]
TxRx
  OC48 DWDM   LTB   A0859950   NT8L74RR   OC48 III-V MZ 1551.319, 3 Caps    
[**] %   $[**]   $[**]
TxRx
  OC48 DWDM   LTB   A0859952   NT8L74RS   OC48 III-V MZ 1552.122, 3 Caps    
[**] %   $[**]   $[**]
TxRx
  OC48 DWDM   LTB   A0859954   NT8L74SE   OC48 III-V MZ 1552.524, 3 Caps    
[**] %   $[**]   $[**]
TxRx
  OC48 DWDM   LTB   A0859956   NT8L74SL   OC48 III-V MZ 1553.329, 3 Caps    
[**] %   $[**]   $[**]
TxRx
  OC48 DWDM   LTB   A0859955   NT8L74SR   OC48 III-V MZ 1552.926, 3 Caps    
[**] %   $[**]   $[**]
TxRx
  OC48 DWDM   LTB   A0859957   NT8L74SS   OC48 III-V MZ 1553.731, 3 Caps    
[**] %   $[**]   $[**]
TxRx
  OC48 DWDM   LTB   A0859958   NT8L74TE   OC48 III-V MZ 1554.134, 3 Caps    
[**] %   $[**]   $[**]
TxRx
  OC48 DWDM   LTB   A0859960   NT8L74TL   OC48 III-V MZ 1554.940, 3 Caps    
[**] %   $[**]   $[**]
TxRx
  OC48 DWDM   LTB   A0859959   NT8L74TR   OC48 III-V MZ 1554.537, 3 Caps    
[**] %   $[**]   $[**]
TxRx
  OC48 DWDM   LTB   A0859961   NT8L74TS   OC48 III-V MZ 1555.343, 3 Caps    
[**] %   $[**]   $[**]
TxRx
  OC48 DWDM   LTB   A0859963   NT8L74UE   OC48 III-V MZ 1555.747, 3 Caps    
[**] %   $[**]   $[**]
TxRx
  OC48 DWDM   LTB   A0859965   NT8L74UL   OC48 III-V MZ 1556.555, 3 Caps    
[**] %   $[**]   $[**]
TxRx
  OC48 DWDM   LTB   A0859964   NT8L74UR   OC48 III-V MZ 1556.151, 3 Caps    
[**] %   $[**]   $[**]
TxRx
  OC48 DWDM   LTB   A0859966   NT8L74US   OC48 III-V MZ 1556.959, 3 Caps    
[**] %   $[**]   $[**]
TxRx
  OC48 DWDM   LTB   A0859967   NT8L74VE   OC48 III-V MZ 1557.363, 3 Caps    
[**] %   $[**]   $[**]
TxRx
  OC48 DWDM   LTB   A0859969   NT8L74VL   OC48 III-V MZ 1558.173, 3 Caps    
[**] %   $[**]   $[**]
TxRx
  OC48 DWDM   LTB   A0859968   NT8L74VR   OC48 III-V MZ 1557.768, 3 Caps    
[**] %   $[**]   $[**]
TxRx
  OC48 DWDM   LTB   A0859970   NT8L74VS   OC48 III-V MZ 1558.578, 3 Caps    
[**] %   $[**]   $[**]
TxRx
  OC48 DWDM   LTB   A0859972   NT8L74WE   OC48 III-V MZ 1558.983, 3 Caps    
[**] %   $[**]   $[**]
TxRx
  OC48 DWDM   LTB   A0859974   NT8L74WL   OC48 III-V MZ 1559.794, 3 Caps    
[**] %   $[**]   $[**]
TxRx
  OC48 DWDM   LTB   A0859973   NT8L74WR   OC48 III-V MZ 1559.389, 3 Caps    
[**] %   $[**]   $[**]
TxRx
  OC48 DWDM   LTB   A0859976   NT8L74WS   OC48 III-V MZ 560.200, 3 Caps     [**]
%   $[**]   $[**]
TxRx
  OC48 DWDM   LTB   A0859977   NT8L74XE   OC48 III-V MZ 1560.606, 3 Caps    
[**] %   $[**]   $[**]
TxRx
  OC48 DWDM   LTB   A0859979   NT8L74XL   OC48 III-V MZ 1561.419, 3 Caps    
[**] %   $[**]   $[**]
TxRx
  OC48 DWDM   LTB   A0859978   NT8L74XR   OC48 III-V MZ 1561.013, 3 Caps    
[**] %   $[**]   $[**]
TxRx
  OC48 DWDM   LTB   A0859980   NT8L74XS   OC48 III-V MZ 1561.826, 3 Caps    
[**] %   $[**]   $[**]
TxRx
  OC48 DWDM   LTB   A0859982   NT8L74YE   OC48 III-V MZ 1562.233, 3 Caps    
[**] %   $[**]   $[**]
TxRx
  OC48 DWDM   LTB   A0859983   NT8L74YR   OC48 III-V MZ 1562.640, 3 Caps    
[**] %   $[**]   $[**]
TxRx
  ROA   LTB   A0866368   NTCC0600   WRAPPER, C-BAND Pin-PreAmp ASS     [**] %  
$[**]   $[**]
TxRx
  ROA   LTB   A0720566   NTCC0612   OC-192 T/R RX OPTICS ASSY     [**] %   $[**]
  $[**]  
TxRx
  TOA   LTB   A0733256   NTCC06E0   OC192 T/R FIBRE TRAY ASSY 1542     [**] %  
$[**]   $[**]
TxRx
  TOA   LTB   A0733248   NTCC06E1   OC192 T/R FIBRE TRAY ASSY 1528     [**] %  
$[**]   $[**]
TxRx
  TOA   LTB   A0733249   NTCC06E2   OC192 T/R FIBRE TRAY ASSY 1530     [**] %  
$[**]   $[**]
TxRx
  TOA   LTB   A0733250   NTCC06E3   OC192 T/R FIBRE TRAY ASSY 1531     [**] %  
$[**]   $[**]
TxRx
  TOA   LTB   A0720568   NTCC06E4   OC-192 T/R TX OPTICS ASSY 1533     [**] %  
$[**]   $[**]
TxRx
  TOA   LTB   A0733251   NTCC06E5   OC192 T/R FIBRE TRAY ASSY 1535     [**] %  
$[**]   $[**]
TxRx
  TOA   LTB   A0733252   NTCC06E6   OC192 T/R FIBRE TRAY ASSY 1536     [**] %  
$[**]   $[**]
TxRx
  TOA   LTB   A0733253   NTCC06E7   OC192 T/R FIBRE TRAY ASSY 1538     [**] %  
$[**]   $[**]
TxRx
  TOA   LTB   A0733254   NTCC06E8   OC192 T/R FIBRE TRAY ASSY 1539     [**] %  
$[**]   $[**]

Page 14 of 24

--------------------------------------------------------------------------------

 

                                                              Allocation   March
31st   April 1, 2005 Family   Sub-Family   LTB   CPC   Bookham P/N   ITEM DESC  
1H05   2005 Prices   Agreement
TxRx
  TOA   LTB   A0733255   NTCC06E9   OC192 T/R FIBRE TRAY ASSY 1541     [**] %  
$[**]   $[**]
TxRx
  TOA   LTB   A0790378   NTCC06EB   OC192 T/R FIBRE TRAY ASSY 1544     [**] %  
$[**]   $[**]
TxRx
  TOA   LTB   A0771911   NTCC06F0   OC-192/STM-64 T/R FIBRE TRAY A     [**] %  
$[**]   $[**]
TxRx
  TOA   LTB   A0733257   NTCC06F1   OC192 T/R FIBRE TRAY ASSY 1546     [**] %  
$[**]   $[**]
TxRx
  TOA   LTB   A0733258   NTCC06F2   OC192 T/R FIBRE TRAY ASSY 1547     [**] %  
$[**]   $[**]
TxRx
  TOA   LTB   A0733259   NTCC06F3   OC192 T/R FIBRE TRAY ASSY 1549     [**] %  
$[**]   $[**]
TxRx
  TOA   LTB   A0733260   NTCC06F4   OC192 T/R FIBRE TRAY ASSY 1550     [**] %  
$[**]   $[**]
TxRx
  TOA   LTB   A0733261   NTCC06F5   OC192 T/R FIBRE TRAY ASSY 1552     [**] %  
$[**]   $[**]
TxRx
  TOA   LTB   A0733262   NTCC06F6   OC192 T/R FIBRE TRAY ASSY 1554     [**] %  
$[**]   $[**]
TxRx
  TOA   LTB   A0733263   NTCC06F7   OC192 T/R FIBRE TRAY ASSY 1555     [**] %  
$[**]   $[**]
TxRx
  TOA   LTB   A0733264   NTCC06F8   OC192 T/R FIBRE TRAY ASSY 1557     [**] %  
$[**]   $[**]
TxRx
  TOA   LTB   A0733265   NTCC06F9   OC192 T/R FIBRE TRAY ASSY 1558     [**] %  
$[**]   $[**]
TxRx
  TOA   LTB   A0789292   NTCC06FA   OC-192/STM64 T/R FIBRE TRAY AS     [**] %  
$[**]   $[**]
TxRx
  TOA   LTB   A0795597   NTCC06J1   OC192 T/R FIBRE TRAY ASSY 1530     [**] %  
$[**]   $[**]
TxRx
  TOA   LTB   A0795603   NTCC06J2   OC192 T/R FIBRE TRAY ASSY 1531     [**] %  
$[**]   $[**]
TxRx
  TOA   LTB   A0795604   NTCC06J3   OC192 T/R FIBRE TRAY ASSY 1532     [**] %  
$[**]   $[**]
TxRx
  TOA   LTB   A0795605   NTCC06J4   OC192 T/R FIBRE TRAY ASSY 1533     [**] %  
$[**]   $[**]
TxRx
  TOA   LTB   A0795607   NTCC06J5   OC192 T/R FIBRE TRAY ASSY 1533     [**] %  
$[**]   $[**]
TxRx
  TOA   LTB   A0795608   NTCC06J6   OC192 T/R FIBRE TRAY ASSY 1534     [**] %  
$[**]   $[**]
TxRx
  TOA   LTB   A0795609   NTCC06J7   OC192 T/R FIBRE TRAY ASSY 1535     [**] %  
$[**]   $[**]
TxRx
  TOA   LTB   A0795610   NTCC06J8   OC192 T/R FIBRE TRAY ASSY 1536     [**] %  
$[**]   $[**]
TxRx
  TOA   LTB   A0795611   NTCC06J0   OC192 T/R FIBRE TRAY ASSY 1537     [**] %  
$[**]   $[**]
TxRx
  TOA   LTB   A0795612   NTCC06JA   OC192 T/R FIBRE TRAY ASSY 1537     [**] %  
$[**]   $[**]
TxRx
  TOA   LTB   A0795613   NTCC06JB   OC192 T/R FIBRE TRAY ASSY 1538     [**] %  
$[**]   $[**]
TxRx
  TOA   LTB   A0795615   NTCC06JC   OC192 T/R FIBRE TRAY ASSY 1539     [**] %  
$[**]   $[**]
TxRx
  TOA   LTB   A0795616   NTCC06JD   OC192 T/R FIBRE TRAY ASSY 1540     [**] %  
$[**]   $[**]
TxRx
  TOA   LTB   A0795617   NTCC06JE   OC192 T/R FIBRE TRAY ASSY 1540     [**] %  
$[**]   $[**]
TxRx
  TOA   LTB   A0795618   NTCC06JF   OC192 T/R FIBRE TRAY ASSY 1541     [**] %  
$[**]   $[**]
TxRx
  TOA   LTB   A0795619   NTCC06JG   OC192 T/R FIBRE TRAY ASSY 1542     [**] %  
$[**]   $[**]
TxRx
  TOA   LTB   A0795624   NTCC06JH   OC192 T/R FIBRE TRAY ASSY 1543     [**] %  
$[**]   $[**]
TxRx
  TOA   LTB   A0795625   NTCC06JJ   OC192 T/R FIBRE TRAY ASSY 1544     [**] %  
$[**]   $[**]
TxRx
  TOA   LTB   A0795621   NTCC06JK   OC192 T/R FIBRE TRAY ASSY 1544     [**] %  
$[**]   $[**]
TxRx
  TOA   LTB   A0795629   NTCC06JL   OC192 T/R FIBRE TRAY ASSY 1545     [**] %  
$[**]   $[**]
TxRx
  TOA   LTB   A0795622   NTCC06JM   OC192 T/R FIBRE TRAY ASSY 1546     [**] %  
$[**]   $[**]
TxRx
  TOA   LTB   A0795627   NTCC06JN   OC192 T/R FIBRE TRAY ASSY 1547     [**] %  
$[**]   $[**]
TxRx
  TOA   LTB   A0795628   NTCC06JP   OC192 T/R FIBRE TRAY ASSY 1548     [**] %  
$[**]   $[**]
TxRx
  TOA   LTB   A0795631   NTCC06JQ   OC192 T/R FIBRE TRAY ASSY 1548     [**] %  
$[**]   $[**]
TxRx
  TOA   LTB   A0795635   NTCC06JR   OC192 T/R FIBRE TRAY ASSY 1549     [**] %  
$[**]   $[**]
TxRx
  TOA   LTB   A0795632   NTCC06JS   OC192 T/R FIBRE TRAY ASSY 1550     [**] %  
$[**]   $[**]
TxRx
  TOA   LTB   A0795633   NTCC06JT   OC192 T/R FIBRE TRAY ASSY 1551     [**] %  
$[**]   $[**]
TxRx
  TOA   LTB   A0795634   NTCC06JU   OC192 T/R FIBRE TRAY ASSY 1552     [**] %  
$[**]   $[**]
TxRx
  TOA   LTB   A0795413   NTCC06JV   OC192 T/R FIBRE TRAY ASSY 1552     [**] %  
$[**]   $[**]
TxRx
  TOA   LTB   A0795414   NTCC06JX   OC192 T/R FIBRE TRAY ASSY 1553     [**] %  
$[**]   $[**]
TxRx
  TOA   LTB   A0795415   NTCC06JY   OC192 T/R FIBRE TRAY ASSY 1554     [**] %  
$[**]   $[**]
TxRx
  TOA   LTB   A0795416   NTCC06JZ   OC192 T/R FIBRE TRAY ASSY 1555     [**] %  
$[**]   $[**]
TxRx
  TOA   LTB   A0789313   NTCC06KO   OC-192/STM64 T/R FIBRE TRAY AS     [**] %  
$[**]   $[**]
TxRx
  TOA   LTB   A0789335   NTCC06K1   OC-192/STM64 T/R FIBRE TRAY AS     [**] %  
$[**]   $[**]
TxRx
  TOA   LTB   A0789333   NTCC06K2   OC-192/STM64 T/R FIBRE TRAY AS     [**] %  
$[**]   $[**]
TxRx
  TOA   LTB   A0789331   NTCC06K3   OC-192/STM64 T/R FIBRE TRAY AS     [**] %  
$[**]   $[**]
TxRx
  TOA   LTB   A0789324   NTCC06K4   OC-192/STM64 T/R FIBRE TRAY AS     [**] %  
$[**]   $[**]
TxRx
  TOA   LTB   A0789322   NTCC06K5   OC-192/STM64 T/R FIBRE TRAY AS     [**] %  
$[**]   $[**]
TxRx
  TOA   LTB   A0789320   NTCC06K6   OC-192/STM64 T/R FIBRE TRAY AS     [**] %  
$[**]   $[**]
TxRx
  TOA   LTB   A0789318   NTCC06K7   OC-192/STM64 T/R FIBRE TRAY AS     [**] %  
$[**]   $[**]
TxRx
  TOA   LTB   A0789316   NTCC06K8   OC-192/STM64 T/R FIBRE TRAY AS     [**] %  
$[**]   $[**]
TxRx
  TOA   LTB   A0789314   NTCC06K9   OC-192/STM64 T/R FIBRE TRAY AS     [**] %  
$[**]   $[**]
TxRx
  TOA   LTB   A0789378   NTCC06KB   OC-192/STM64 T/R FIBRE TRAY AS     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0795417   NTCC06KC   OC192 T/R FIBER TRAY ASSY 1556     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0795418   NTCC06KD   OC192 T/R FIBER TRAY ASSY 1556     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0795419   NTCC06KE   OC192 T/R FIBER TRAY ASSY 1557     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0795420   NTCC06KF   OC192 T/R FIBER TRAY ASSY 1558     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0795421   NTCC06KG   OC192 T/R FIBER TRAY ASSY 1559     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0795376   NTCC06KH   OC192 T/R FIBER TRAY ASSY 1560     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0795377   NTCC06KJ   OC192 T/R FIBER TRAY ASSY 1561     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0795365   NTCC06KK   OC192 T/R FIBER TRAY ASSY 1561     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0795364   NTCC06KL   OC192 T/R FIBER TRAY ASSY 1562     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0789297   NTCC06L0   OC-192/STM64 T/R FIBRE TRAY AS     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0789311   NTCC06L1   OC-192/STM64 T/R FIBRE TRAY AS     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0789310   NTCC06L2   OC-192/STM64 T/R FIBRE TRAY AS     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0789308   NTCC06L3   OC-192/STM64 T/R FIBRE TRAY AS     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0789307   NTCC06L4   OC-192/STM64 T/R FIBRE TRAY AS     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0789305   NTCC06L5   OC-192/STM64 T/R FIBRE TRAY AS     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0789304   NTCC06L6   OC-192/STM64 T/R FIBRE TRAY AS     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0789301   NTCC06L7   OC-192/STM64 T/R FIBRE TRAY AS     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0789300   NTCC06L8   OC-192/STM64 T/R FIBRE TRAY AS     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0789298   NTCC06L9   OC-192/STM64 T/R FIBRE TRAY AS     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0789294   NTCC06LA   OC-192/STM64 T/R FIBRE TRAY AS     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0797546   NTCC06Q0   OC192/STM64 XMOD 1542.936nm TR     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0796820   NTCC06Q1   OC192/STM64 XMOD 1528.773nm TR     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0797455   NTCC06Q2   OC192/STM64 XMOD 1530.334nm TR     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0797457   NTCC06Q3   OC192/STM64 XMOD 1531.898nm TR     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0797481   NTCC06Q4   OC192/STM64 XMOD 1533.465nm TR     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0797482   NTCC06Q5   OC192/STM64 XMOD 1535.036nm TR     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0797484   NTCC06Q6   OC192/STM64 XMOD 1536.609nm TR     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0797485   NTCC06Q7   OC192/STM64 XMOD 1538.186nm TR     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0797486   NTCC06Q8   OC192/STM64 XMOD 1539.766nm TR     [**] %  
$[**]   $[**]

Page 15 of 24

--------------------------------------------------------------------------------

 

                                                              Allocation   March
31st   April 1, 2005 Family   Sub-Family   LTB   CPC   Bookham P/N   ITEM DESC  
1H05   2005 Prices   Agreement
Tx/Rx
  TOA   LTB   A0797545   NTCC06Q9   OC192/STM64 XMOD 1541.349nm TR     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0797547   NTCC06QB   OC192/STM64 XMOD 1544.526nm TR     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0797557   NTCC06R0   OC192/STM64 XMOD 1560.606nm TR     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0797548   NTCC06R1   OC192/STM64 XMOD 1546.119nm TR     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0797549   NTCC06R2   OC192/STM64 XMOD 1547.715nm TR     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0797550   NTCC06R3   OC192/STM64 XMOD 1549.315nm TR     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0797551   NTCC06R4   OC192/STM64 XMOD 1550.918nm TR     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0797552   NTCC06R5   OC192/STM64 XMOD 1552.524nm TR     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0797553   NTCC06R6   OC192/STM64 XMOD 1554.134nm TR     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0797554   NTCC06R7   OC192/STM64 XMOD 1555.747nm TR     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0797555   NTCC06R8   OC192/STM64 XMOD 1557.363nm TR     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0797556   NTCC06R9   OC192/STM64 XMOD 1558.983nm TR     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0797558   NTCC06RA   OC192/STM64 XMOD 1562.233nm TR     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0797568   NTCC06S0   OC192/STM64 XMOD 1543.731nm TR     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0797559   NTCC06S1   OC192/STM64 XMOD 1529.553nm TR     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0797560   NTCC06S2   OC192/STM64 XMOD 1531.116nm TR     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0797561   NTCC06S3   OC192/STM64 XMOD 1532.681nm TR     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0797562   NTCC06S4   OC192/STM64 XMOD 1534.250nm TR     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0797563   NTCC06S5   OC192/STM64 XMOD 1535.822nm TR     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0797564   NTCC06S6   OC192/STM64 XMOD 1537.397nm TR     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0797565   NTCC06S7   OC192/STM64 XMOD 1538.976nm TR     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0797566   NTCC06S8   OC192/STM64 XMOD 1540.557nm TR     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0797567   NTCC06S9   OC192/STM64 XMOD 1542.142nm TR     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0797569   NTCC06SB   OC192/STM64 XMOD 1545.322nm TR     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0797609   NTCC06T0   OC192/STM64 XMOD 1561.419nm TR     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0797600   NTCC06T1   OC192/STM64 XMOD 1546.917nm TR     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0797601   NTCC06T2   OC192/STM64 XMOD 1548.515nm TR     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0797602   NTCC06T3   OC192/STM64 XMOD 1550.116nm TR     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0797603   NTCC06T4   OC192/STM64 XMOD 1551.721nm TR     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0797604   NTCC06T5   OC192/STM64 XMOD 1553.329nm TR     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0797605   NTCC06T6   OC192/STM64 XMOD 1544.940nm TR     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0797606   NTCC06T7   OC192/STM64 XMOD 1556.555nm TR     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0797607   NTCC06T8   OC192/STM64 XMOD 1558.173nm TR     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0797608   NTCC06T9   OC192/STM64 XMOD 1559.794nm TR     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0797610   NTCC06TA   OC192/STM64 XMOD 1563.047nm TR     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0803304   NTCC06U5   1567.133nm TR FIBER TRAY ASSY     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0803380   NTCC06U6   1567.542nm TR FIBER TRAY ASSY     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0803379   NTCC06U7   1567.952nm TR FIBER TRAY ASSY     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0803378   NTCC06U8   1568.362nm TR FIBER TRAY ASSY     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0803377   NTCC06U9   1568.773nm TR FIBER TRAY ASSY     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0803376   NTCC06UA   1569.183nm TR FIBER TRAY ASSY     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0803375   NTCC06UB   1569.594nm TR FIBER TRAY ASSY     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0803374   NTCC06UC   1570.005nm TR FIBER TRAY ASSY     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0795638   NTCC06UD   OC192 T/R FIBRE TRAY ASSY 1570     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0795639   NTCC06UE   OC192 T/R FIBRE TRAY ASSY 1571     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0803538   NTCC06UF   1570.828nm TR FIBRE TRAY ASSY     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0803373   NTCC06UG   1571.651nm TR FIBRE TRAY ASSY     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0795641   NTCC06UH   OC192 T/R FIBRE TRAY ASSY 1572     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0803372   NTCC06UJ   1572.476nm T/R FIBER TRAY ASSY     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0795640   NTCC06UK   OC192 T/R FIBRE TRAY ASSY 1572     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0803371   NTCC06UL   1573.301nm T/R FIBER TRAY ASSY     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0795644   NTCC06UM   OC192 T/R FIBRE TRAY ASSY 1573     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0803370   NTCC06UN   1574.127nm T/R FIBER TRAY ASSY     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0803369   NTCC06UP   1574.540nm T/R FIBER TRAY ASSY     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0803368   NTCC06UQ   1574.954nm T/R FIBER TRAY ASSY     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0803367   NTCC06UR   1575.368nm T/R FIBER TRAY ASSY     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0803366   NTCC06US   1575.782nm T/R FIBER TRAY ASSY     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0795642   NTCC06UT   OC192 T/R FIBRE TRAY ASSY 1576     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0803365   NTCC06UU   1576.610nm T/R FIBER TRAY ASSY     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0803364   NTCC06UV   1577.025nm T/R FIBER TRAY ASSY     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0803363   NTCC06UW   1577.440nm T/R FIBER TRAY ASSY     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0803362   NTCC06UX   1577.855nm T/R FIBER TRAY ASSY     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0803361   NTCC06UY   1578.270nm T/R FIBER TRAY ASSY     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0795645   NTCC06UZ   OC192 T/R FIBRE TRAY ASSY 1578     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0803360   NTCC06V1   1579.102nm T/R FIBER TRAY ASSY     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0803359   NTCC06V2   1579.518nm T/R FIBER TRAY ASSY     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0803358   NTCC06V3   1579.934nm T/R FIBER TRAY ASSY     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0803357   NTCC06V4   1580.350nm T/R FIBER TRAY ASSY     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0803356   NTCC06V5   1580.767nm T/R FIBER TRAY ASSY     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0795646   NTCC06V6   OC192 T/R FIBRE TRAY ASSY 1581     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0803355   NTCC06V7   1581.601nm T/R FIBER TRAY ASSY     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0803354   NTCC06V8   1582.018nm T/R FIBER TRAY ASSY     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0803353   NTCC06V9   1582.436nm T/R FIBER TRAY ASSY     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0803352   NTCC06VA   1582.854nm T/R FIBER TRAY ASSY     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0803351   NTCC06VB   1583.271nm T/R FIBER TRAY ASSY     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0803350   NTCC06VC   1583.690nm T/R FIBER TRAY ASSY     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0803349   NTCC06VD   1584.108nm T/R FIBER TRAY ASSY     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0803348   NTCC06VE   1584.527nm T/R FIBER TRAY ASSY     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0803347   NTCC06VF   1584.946nm T/R FIBER TRAY ASSY     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0803346   NTCC06VG   1585.365nm T/R FIBER TRAY ASSY     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0803345   NTCC06VH   1585.784nm T/R FIBER TRAY ASSY     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0795647   NTCC06VJ   OC192 T/R FIBRE TRAY ASSY 1586     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0803344   NTCC06VK   1586.623nm T/R FIBER TRAY ASSY     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0803343   NTCC06VL   1587.043nm T/R FIBER TRAY ASSY     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0803342   NTCC06VM   1587.463nm T/R FIBER TRAY ASSY     [**] %  
$[**]   $[**]

Page 16 of 24

--------------------------------------------------------------------------------

 

                                                              Allocation   March
31st   April 1, 2005 Family   Sub-Family   LTB   CPC   Bookham P/N   ITEM DESC  
1H05   2005 Prices   Agreement
Tx/Rx
  TOA   LTB   A0803341   NTCC06VN   1587.884nm T/R FIBER TRAY ASSY     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0803340   NTCC06VP   1588.304nm T/R FIBER TRAY ASSY     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0803339   NTCC06VQ   1588.725nm T/R FIBER TRAY ASSY     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0803338   NTCC06VR   1589.146nm T/R FIBER TRAY ASSY     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0803337   NTCC06VS   1589.568nm T/R FIBER TRAY ASSY     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0803336   NTCC06VT   1589.989nm T/R FIBER TRAY ASSY     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0803335   NTCC06VU   1590.411nm T/R FIBER TRAY ASSY     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0803334   NTCC06VV   1590.833nm T/R FIBER TRAY ASSY     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0795637   NTCC06VW   OC192 T/R FIBRE TRAY ASSY 1591     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0803333   NTCC06VX   1591.678nm T/R FIBER TRAY ASSY     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0803332   NTCC06VY   1592.100nm T/R FIBER TRAY ASSY     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0803331   NTCC06VZ   1592.523nm T/R FIBER TRAY ASSY     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0803329   NTCC06W1   1592.946nm T/R FIBER TRAY ASSY     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0803328   NTCC06W2   1593.369nm T/R FIBER TRAY ASSY     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0795756   NTCC06W3   OC192 T/R FIBRE TRAY ASSY 1593     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0803327   NTCC06W4   1594.217nm T/R FIBER TRAY ASSY     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0803326   NTCC06W5   1594.641nm T/R FIBER TRAY ASSY     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0803325   NTCC06W6   1594.065nm T/R FIBER TRAY ASSY     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0803324   NTCC06W7   1595.489nm T/R FIBER TRAY ASSY     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0803323   NTCC06W8   1595.914nm T/R FIBER TRAY ASSY     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0795755   NTCC06W9   OC192 T/R FIBRE TRAY ASSY 1596     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0803322   NTCC06WA   1596.764nm T/R FIBER TRAY ASSY     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0803321   NTCC06WB   1597.189nm T/R FIBER TRAY ASSY     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0803320   NTCC06WC   1597.615nm T/R FIBER TRAY ASSY     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0803319   NTCC06WD   1598.041nm T/R FIBER TRAY ASSY     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0803318   NTCC06WE   1598.467nm T/R FIBER TRAY ASSY     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0795754   NTCC06WF   OC192 T/R FIBRE TRAY ASSY 1598     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0803317   NTCC06WG   1599.320nm T/R FIBER TRAY ASSY     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0795753   NTCC06WH   OC192 T/R FIBRE TRAY ASSY 1599     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0803315   NTCC06WJ   1600.173nm T/R FIBER TRAY ASSY     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0795752   NTCC06WK   OC192 T/R FIBRE TRAY ASSY 1600     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0803314   NTCC06WL   1601.028nm T/R FIBER TRAY ASSY     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0795751   NTCC06WM   OC192 T/R FIBRE TRAY ASSY 1601     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0803313   NTCC06WN   1601.833nm T/R FIBER TRAY ASSY     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0795750   NTCC06WP   OC192 T/R FIBRE TRAY ASSY 1602     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0803312   NTCC06WQ   1602.740nm T/R FIBER TRAY ASSY     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0799223   NTCC06WR   T/R FIBRE TRAY ASSY 1603.168n     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0803311   NTCC06WS   1603.597nm T/R FIBER TRAY ASSY     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0803310   NTCC06WT   1604.026nm TR FIBER TRAY ASSY     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0803309   NTCC06WU   1604.455nm TR FIBER TRAY ASSY     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0803308   NTCC06WV   1604.855nm TR FIBER TRAY ASSY     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0803307   NTCC06WW   1605.314nm TR FIBER TRAY ASSY     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0814185   NTCC07E0   T/R 0D5 F/TRAY ASSY 1542.936     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0796376   NCCC07E1   OC192 T/R FIBRE TRAY 0D5 ASSY     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0814218   NTCC07E2   T/R 0D5 F/TRAY ASSY 1530.334     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0813348   NTCC07E4   0D5 T/R RX F/TRAY ASY 1533.465     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0814205   NTCC07E5   T/R 0D5 F/TRAY ASSY 1535.036     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0814201   NTCC07E6   T/R 0D5 F/TRAY ASSY 1536.609     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0814197   NTCC07E7   T/R 0D5 F/TRAY ASSY 1538.186     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0814193   NTCC07E8   T/R 0D5 F/TRAY ASSY 1539.766     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0814189   NTCC07E9   T/R 0D5 F/TRAY ASSY 1541.349     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0814181   NTCC07EB   T/R 0D5 F/TRAY ASSY 1544.526     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0814213   NTCC07EC   T/R 0D5 F/TRAY ASSY 1531.898     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0813773   NTCC07F0   T/R 0D5 F/TRAY ASSY 1560.606     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0814072   NTCC07F4   T/R 0D5 F/TRAY ASSY 1550.918     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0814068   NTCC07F5   T/R 0D5 F/TRAY ASSY 1552.524     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0813791   NTCC07F6   T/R 0D5 F/TRAY ASSY 1554.134     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0813787   NTCC07F7   T/R 0D5 F/TRAY ASSY 1555.747     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0813783   NTCC07F8   T/R 0D5 F/TRAY ASSY 1557.363     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0813778   NTCC07F9   T/R 0D5 F/TRAY ASSY 1558.983     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0813769   NTCC07FA   T/R 0D5 F/TRAY ASSY 1562.233     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0814176   NTCC07FB   T/R 0D5 F/TRAY ASSY 1546.199     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0814170   NTCC07FC   T/R 0D5 F/TRAY ASSY 1547.715     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0814077   NTCC07FD   T/R 0D5 F/TRAY ASSY 1549.315     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0814217   NTCC07J1   T/R 0D5 F/TRAY ASSY 1530.725     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0814214   NTCC07J2   T/R 0D5 F/TRAY ASSY 1531.507     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0814211   NTCC07J3   T/R 0D5 F/TRAY ASSY 1532.290     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0814209   NTCC07J4   T/R 0D5 F/TRAY ASSY 1533.073     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0814208   NTCC07J5   T/R 0D5 F/TRAY ASSY 1533.858     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0814206   NTCC07J6   T/R 0D5 F/TRAY ASSY 1534.643     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0814204   NTCC07J7   T/R 0D5 F/TRAY ASSY 1535.429     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0814202   NTCC07J8   T/R 0D5 F/TRAY ASSY 1536.216     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0814200   NTCC07J9   T/R 0D5 F/TRAY ASSY 1537.003     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0814198   NTCC07JA   T/R 0D5 F/TRAY ASSY 1537.792     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0814196   NTCC07JB   T/R 0D5 F/TRAY ASSY 1538.581     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0814194   NTCC07JC   T/R 0D5 F/TRAY ASSY 1539.371     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0814192   NTCC07JD   T/R 0D5 F/TRAY ASSY 1540.162     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0814190   NTCC07JE   T/R 0D5 F/TRAY ASSY 1540.953     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0814188   NTCC07JF   T/R 0D5 F/TRAY ASSY 1541.746     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0814186   NTCC07JG   T/R 0D5 F/TRAY ASSY 1542.539     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0814184   NTCC07JH   T/R 0D5 F/TRAY ASSY 1543.333     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0814182   NTCC07JJ   T/R 0D5 F/TRAY ASSY 1544.128     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0814180   NTCC07JK   T/R 0D5 F/TRAY ASSY 1544.924     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0814178   NTCC07JL   T/R 0D5 F/TRAY ASSY 1545.720     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0814175   NTCC07JM   T/R 0D5 F/TRAY ASSY 1546.518     [**] %  
$[**]   $[**]

Page 17 of 24

--------------------------------------------------------------------------------

 

                                                              Allocation   March
31st   April 1, 2005 Family   Sub-Family   LTB   CPC   Bookham P/N   ITEM DESC  
1H05   2005 Prices   Agreement
Tx/Rx
  TOA   LTB   A0814172   NTCC07JN   T/R 0D5 F/TRAY ASSY 1547.316     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0814081   NTCC07JP   T/R 0D5 F/TRAY ASSY 1548.115     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0814078   NTCC07JQ   T/R 0D5 F/TRAY ASSY 1548.915     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0814076   NTCC07JR   T/R 0D5 F/TRAY ASSY 1549.715     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0814073   NTCC07JS   T/R 0D5 F/TRAY ASSY 1550.517     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0814071   NTCC07JT   T/R 0D5 F/TRAY ASSY 1551.319     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0814069   NTCC07JU   T/R 0D5 F/TRAY ASSY 1552.122     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0814065   NTCC07JV   T/R 0D5 F/TRAY ASSY 1552.926     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0813792   NTCC07JX   T/R 0D5 F/TRAY ASSY 1553.731     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0813790   NTCC07JY   T/R 0D5 F/TRAY ASSY 1554.537     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0813788   NTCC07JZ   T/R 0D5 F/TRAY ASSY 1555.343     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0814183   NTCC07K0   T/R 0D5 F/TRAY ASSY 1543.730     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0814219   NTCC07K1   T/R 0D5 F/TRAY ASSY 1529.553     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0814215   NTCC07K2   T/R 0D5 F/TRAY ASSY 1531.116     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0814210   NTCC07K3   T/R 0D5 F/TRAY ASSY 1532.681     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0814207   NTCC07K4   T/R 0D5 F/TRAY ASSY 1534.250     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0814203   NTCC07K5   T/R 0D5 F/TRAY ASSY 1535.822     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0814199   NTCC07K6   T/R 0D5 F/TRAY ASSY 1537.397     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0814195   NTCC07K7   T/R 0D5 F/TRAY ASSY 1538.976     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0814191   NTCC07K8   T/R 0D5 F/TRAY ASSY 1540.557     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0814187   NTCC07K9   T/R 0D5 F/TRAY ASSY 1542.142     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0814179   NTCC07KB   T/R 0D5 F/TRAY ASSY 1545.322     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0813786   NTCC07KC   T/R 0D5 F/TRAY ASSY 1556.151     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0813784   NTCC07KD   T/R 0D5 F/TRAY ASSY 1556.959     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0813782   NTCC07KE   T/R 0D5 F/TRAY ASSY 1557.768     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0813779   NTCC07KF   T/R 0D5 F/TRAY ASSY 1558.578     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0813776   NTCC07KG   T/R 0D5 F/TRAY ASSY 1559.389     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0813774   NTCC07KH   T/R 0D5 F/TRAY ASSY 1560.200     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0813772   NTCC07KJ   T/R 0D5 F/TRAY ASSY 1561.013     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0813770   NTCC07KK   T/R 0D5 F/TRAY ASSY 1561.826     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0813768   NTCC07KL   T/R 0D5 F/TRAY ASSY 1562.640     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0813771   NTCC07L0   T/R 0D5 F/TRAY ASSY 1561.419     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0814174   NTCC07L1   T/R 0D5 F/TRAY ASSY 1546.917     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0814079   NTCC07L2   T/R 0D5 F/TRAY ASSY 1548.515     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0814075   NTCC07L3   T/R 0D5 F/TRAY ASSY 1550.116     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0814070   NTCC07L4   T/R 0D5 F/TRAY ASSY 1551.721     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0814064   NTCC07L5   T/R 0D5 F/TRAY ASSY 1553.329     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0813789   NTCC07L6   T/R 0D5 F/TRAY ASSY 1554.940     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0813785   NTCC07L7   T/R 0D5 F/TRAY ASSY 1556.555     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0813780   NTCC07L8   T/R 0D5 F/TRAY ASSY 1558.173     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0813775   NTCC07L9   T/R 0D5 F/TRAY ASSY 1559.794     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0813767   NTCC07LA   T/R 0D5 F/TRAY ASSY 1563.047     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0815217   NTCC07UC   1570.005 nm T/R 0D5 FIBRE TRAY     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0815216   NTCC07UD   1570.416 nm T/R 0D5 FIBRE TRAY     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0815214   NTCC07UE   1571.239 nm T/R 0D5 FIBRE TRAY     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0815215   NTCC07UF   1570.828 nm T/R 0D5 FIBRE TRAY     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0815213   NTCC07UG   1571.651 nm T/R 0D5 FIBRE TRAY     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0815212   NTCC07UH   1572.063 nm T/R 0D5 FIBRE TRAY     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0815211   NTCC07UJ   1572.476 nm T/R 0D5 FIBRE TRAY     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0815210   NTCC07UK   1572.888 nm T/R 0D5 FIBRE TRAY     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0815209   NTCC07UL   1573.301 nm T/R 0D5 FIBRE TRAY     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0815208   NTCC07UM   1573.714 nm T/R 0D5 FIBRE TRAY     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0815207   NTCC07UN   1574.127 nm T/R 0D5 FIBRE TRAY     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0815206   NTCC07UP   1574.540 nm T/R 0D5 FIBRE TRAY     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0815205   NTCC07UQ   1574.954 nm T/R 0D5 FIBRE TRAY     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0815204   NTCC07UR   1575.368 nm T/R 0D5 FIBRE TRAY     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0815203   NTCC07US   1575.782 nm T/R 0D5 FIBRE TRAY     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0815202   NTCC07UT   1576.196 nm T/R 0D5 FIBRE TRAY     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0815201   NTCC07UU   1576.610 nm T/R 0D5 FIBRE TRAY     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0815199   NTCC07UV   1577.025 nm T/R 0D5 FIBRE TRAY     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0815198   NTCC07UW   1577.440 nm T/R 0D5 FIBRE TRAY     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0815197   NTCC07UX   1577.855 nm T/R 0D5 FIBRE TRAY     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0815196   NTCC07UY   1578.270 nm T/R 0D5 FIBRE TRAY     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0815194   NTCC07UZ   1578.686 nm T/R 0D5 FIBRE TRAY     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0815193   NTCC07V1   1579.102 nm T/R 0D5 FIBRE TRAY     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0815192   NTCC07V2   1579.518 nm T/R 0D5 FIBRE TRAY     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0815191   NTCC07V3   1579.934 nm T/R 0D5 FIBRE TRAY     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0815189   NTCC07V4   1580.350 nm T/R 0D5 FIBRE TRAY     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0815188   NTCC07V5   1580.767 nm T/R 0D5 FIBRE TRAY     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0815187   NTCC07V6   1581.184 nm T/R 0D5 FIBRE TRAY     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0815185   NTCC07V7   1581.601 nm T/R 0D5 FIBRE TRAY     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0815181   NTCC07V8   1582.018 nm T/R 0D5 FIBRE TRAY     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0815179   NTCC07V9   1582.436 nm T/R 0D5 FIBRE TRAY     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0815178   NTCC07VA   1582.854 nm T/R 0D5 FIBRE TRAY     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0815177   NTCC07VB   1583.271 nm T/R 0D5 FIBRE TRAY     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0815175   NTCC07VC   1583.690 nm T/R 0D5 FIBRE TRAY     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0815174   NTCC07VD   1584.108 nm T/R 0D5 FIBRE TRAY     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0815173   NTCC07VE   1584.527 nm T/R 0D5 FIBRE TRAY     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0815171   NTCC07VF   1584.946 nm T/R 0D5 FIBRE TRAY     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0815170   NTCC07VG   1585.365 nm T/R 0D5 FIBRE TRAY     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0815169   NTCC07VH   1585.784 nm T/R 0D5 FIBRE TRAY     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0815168   NTCC07VJ   1586.203 nm T/R 0D5 FIBRE TRAY     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0815167   NTCC07VK   1586.623 nm T/R 0D5 FIBRE TRAY     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0815165   NTCC07VL   1587.043 nm T/R 0D5 FIBRE TRAY     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0815164   NTCC07VM   1587.463 nm T/R 0D5 FIBRE TRAY     [**] %  
$[**]   $[**]

Page 18 of 24

--------------------------------------------------------------------------------

 

                                                              Allocation   March
31st   April 1, 2005 Family   Sub-Family   LTB   CPC   Bookham P/N   ITEM DESC  
1H05   2005 Prices   Agreement
Tx/Rx
  TOA   LTB   A0815162   NTCC07VN   1587.884 nm T/R 0D5 FIBRE TRAY     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0815161   NTCC07VP   1588.304 nm T/R 0D5 FIBRE TRAY     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0815160   NTCC07VQ   1588.725 nm T/R 0D5 FIBRE TRAY     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0815159   NTCC07VR   1589.146 nm T/R 0D5 FIBRE TRAY     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0815158   NTCC07VS   1589.568 nm T/R 0D5 FIBRE TRAY     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0815157   NTCC07VT   1589.989 nm T/R 0D5 FIBRE TRAY     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0815156   NTCC07VU   1590.411 nm T/R 0D5 FIBRE TRAY     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0815154   NTCC07VV   1590.833 nm T/R 0D5 FIBRE TRAY     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0815153   NTCC07VW   1591.255 nm T/R 0D5 FIBRE TRAY     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0815152   NTCC07VX   1591.678 nm T/R 0D5 FIBRE TRAY     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0815151   NTCC07VY   1592.100 nm T/R 0D5 FIBRE TRAY     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0815150   NTCC07VZ   1592.523 nm T/R 0D5 FIBRE TRAY     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0815033   NTCC07W1   1592.946 nm T/R 0D5 FIBRE TRAY     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0815032   NTCC07W2   1593.369 nm T/R 0D5 FIBRE TRAY     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0815031   NTCC07W3   1593.793 nm T/R 0D5 FIBRE TRAY     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0815029   NTCC07W4   1594.217 nm T/R 0D5 FIBRE TRAY     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0815028   NTCC07W5   1594.641 nm T/R 0D5 FIBRE TRAY     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0815027   NTCC07W6   1595.065 nm T/R 0D5 FIBRE TRAY     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0815026   NTCC07W7   1595.489 nm T/R 0D5 FIBRE TRAY     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0815025   NTCC07W8   1595.914 nm T/R 0D5 FIBRE TRAY     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0815024   NTCC07W9   1596.339 nm T/R 0D5 FIBRE TRAY     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0815023   NTCC07WA   1596.764 nm T/R 0D5 FIBRE TRAY     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0815022   NTCC07WB   1597.189 nm T/R 0D5 FIBRE TRAY     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0815021   NTCC07WC   1597.615 nm T/R 0D5 FIBRE TRAY     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0815020   NTCC07WD   1598.041 nm T/R 0D5 FIBRE TRAY     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0815019   NTCC07WE   1598.467 nm T/R 0D5 FIBRE TRAY     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0815018   NTCC07WF   1598.893 nm T/R 0D5 FIBRE TRAY     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0815017   NTCC07WG   1599.320 nm T/R 0D5 FIBRE TRAY     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0815016   NTCC07WH   1599.746 nm T/R 0D5 FIBRE TRAY     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0815015   NTCC07WJ   1600.173 nm T/R 0D5 FIBRE TRAY     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0815014   NTCC07WK   1600.600 nm T/R 0D5 FIBRE TRAY     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0815013   NTCC07WL   1601.028 nm T/R 0D5 FIBRE TRAY     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0815012   NTCC07WM   1601.455 nm T/R 0D5 FIBRE TRAY     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0815011   NTCC07WN   1601.883 nm T/R 0D5 FIBRE TRAY     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0815010   NTCC07WP   1602.311 nm T/R 0D5 FIBRE TRAY     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0815009   NTCC07WQ   1602.740 nm T/R 0D5 FIBRE TRAY     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0815008   NTCC07WR   1603.168 nm T/R 0D5 FIBRE TRAY     [**] %  
$[**]   $[**]
Tx/Rx
  TOA   LTB   A0815007   NTCC07WS   1603.597 nm T/R 0D5 FIBRE TRAY     [**] %  
$[**]   $[**]  
Tx/Rx
  10 Gb/s PIN   LTB   A0842037   NTW126BE   8pnBut 10G PIN/Pre-ampRx TRIBS    
[**] %   $[**]   $[**]
Tx/Rx
  10 Gb/s PIN   LTB   A0892850   NTW126JU   8pn Bfly 10G P/Pamp Rx PC Fbr    
[**] %   $[**]   $[**]  
Tx/Rx
  GaAs lasers   LTB   A0853051   NTW157BN   GaAs Tx Module1528.773nm+PCB    
[**] %   $[**]   $[**]
Tx/Rx
  GaAs lasers   LTB   A0853053   NTW157CN   GaAs Tx Module1530.334nm+PCB    
[**] %   $[**]   $[**]
Tx/Rx
  GaAs lasers   LTB   A0853054   NTW157CP   GaAs Tx Module1531.116nm+PCB    
[**] %   $[**]   $[**]
Tx/Rx
  GaAs lasers   LTB   A0853055   NTW157DN   GaAs Tx Module1531.898nm+PCB    
[**] %   $[**]   $[**]
Tx/Rx
  GaAs lasers   LTB   A0853056   NTW157DP   GaAs Tx Module1532.681nm+PCB    
[**] %   $[**]   $[**]
Tx/Rx
  GaAs lasers   LTB   A0853057   NTW157EN   GaAs Tx Module1533.465nm+PCB    
[**] %   $[**]   $[**]
Tx/Rx
  GaAs lasers   LTB   A0853059   NTW157FN   GaAs Tx Module1535.036nm+PCB    
[**] %   $[**]   $[**]
Tx/Rx
  GaAs lasers   LTB   A0853060   NTW157FP   GaAs Tx Module1535.822nm+PCB    
[**] %   $[**]   $[**]
Tx/Rx
  GaAs lasers   LTB   A0853061   NTW157GN   GaAs Tx Module1536.609nm+PCB    
[**] %   $[**]   $[**]
Tx/Rx
  GaAs lasers   LTB   A0853063   NTW157HN   GaAs Tx Module1538.186nm+PCB    
[**] %   $[**]   $[**]
Tx/Rx
  GaAs lasers   LTB   A0853065   NTW157JN   GaAs Tx Module1539.766nm+PCB    
[**] %   $[**]   $[**]
Tx/Rx
  GaAs Lasers   LTB   A0853074   NTW157NP   GaAs Tx Module, 1546.917nm, with
Chirped Modulator and Side PCB     [**] %   $[**]   $[**]
Tx/Rx
  GaAs lasers   LTB   A0853075   NTW157PN   GaAs Tx Module1547.715nm+PCB    
[**] %   $[**]   $[**]
Tx/Rx
  GaAs Lasers   LTB   A0853076   NTW157PP   GaAs Tx Module, 1548.515nm, with
Chirped Modulator and Side PCB     [**] %   $[**]   $[**]
Tx/Rx
  GaAs lasers   LTB   A0853077   NTW157QN   GaAs Tx Module1549.315nm+PCB    
[**] %   $[**]   $[**]
Tx/Rx
  GaAs Lasers   LTB   A0853078   NTW157QP   GaAs Tx Module, 1550.116nm, with
Chirped Modulator and Side PCB     [**] %   $[**]   $[**]
Tx/Rx
  GaAs lasers   LTB   A0853079   NTW157RN   GaAs Tx Module1550.918nm+PCB    
[**] %   $[**]   $[**]
Tx/Rx
  GaAs Lasers   LTB   A0853080   NTW157RP   GaAs Tx Module, 1551.721nm, with
Chirped Modulator and Side PCB     [**] %   $[**]   $[**]
Tx/Rx
  GaAs lasers   LTB   A0853081   NTW157SN   GaAs Tx Module1552.524nm+PCB    
[**] %   $[**]   $[**]
Tx/Rx
  GaAs Lasers   LTB   A0853082   NTW157SP   GaAs Tx Module, 1553.329nm, with
Chirped Modulator and Side PCB     [**] %   $[**]   $[**]
Tx/Rx
  GaAs lasers   LTB   A0853083   NTW157TN   GaAs Tx Module1554.134nm+PCB    
[**] %   $[**]   $[**]
Tx/Rx
  GaAs Lasers   LTB   A0853084   NTW157TP   GaAs Tx Module, 1554.940nm, with
Chirped Modulator and Side PCB     [**] %   $[**]   $[**]
Tx/Rx
  GaAs lasers   LTB   A0853085   NTW157UN   GaAs Tx Module1555.747nm+PCB    
[**] %   $[**]   $[**]
Tx/Rx
  GaAs Lasers   LTB   A0853086   NTW157UP   GaAs Tx Module, 1556.555nm, with
Chirped Modulator and Side PCB     [**] %   $[**]   $[**]
Tx/Rx
  GaAs lasers   LTB   A0853087   NTW157VN   GaAs Tx Module1557.363nm+PCB    
[**] %   $[**]   $[**]
Tx/Rx
  GaAs Lasers   LTB   A0853088   NTW157VP   GaAs Tx Module, 1558.173nm, with
Chirped Modulator and Side PCB     [**] %   $[**]   $[**]
Tx/Rx
  GaAs lasers   LTB   A0853089   NTW157WN   GaAs Tx Module1558.983nm+PCB    
[**] %   $[**]   $[**]
Tx/Rx
  GaAs Lasers   LTB   A0506690   NTW157XX   10Gbs Integrated Laser modulator for
HDX IR-2 applications     [**] %   $[**]   $[**]
Tx/Rx
  GaAs lasers   LTB   A0853058   NTW157EP   GALIUM ARSENIDE TX MODULE,
1534.250NM, WITH CHIRP     [**] %   $[**]   $[**]
Tx/Rx
  GaAs lasers   LTB   A0853073   NTW157NN   Gallium Arsenide Tx Module,
1546.119nm, with Chirped Modula     [**] %   $[**]   $[**]  
Assy
  Fibre       A0898711   NTW10763   Fibre Tail Assembly, Short, for GaAs MZ    
          $[**]
Assy
  Fibre       A0898712   NTW10764   Fibre Tail Assembly, Long, for GaAs MZ      
        $[**]

Page 19 of 24

--------------------------------------------------------------------------------

 

                                                              Allocation   March
31st   April 1, 2005 Family   Sub-Family   LTB   CPC   Bookham P/N   ITEM DESC  
1H05   2005 Prices   Agreement
Tx/Rx
  Pluggable GaAs   LTB   A0511306   PTC158VN   HDX PLUG FIX GAAS CHIRPED TX
MODULE 1557.363 NM     [**] %   $[**]   $[**]
Tx/Rx
  Pluggable GaAs   LTB   A0511342   PTW158BN   HDX PLUG FIX GAAS CHIRPED TX
MODULE 1528.773 NM     [**] %   $[**]   $[**]
Tx/Rx
  Pluggable GaAs   LTB   A0511341   PTW158BP   HDX PLUG FIX GAAS CHIRPED TX
MODULE 1529.553 NM     [**] %   $[**]   $[**]
Tx/Rx
  Pluggable GaAs   LTB   A0511340   PTW158CN   HDX PLUG FIX GAAS CHIRPED TX
MODULE 1530.334 NM     [**] %   $[**]   $[**]
Tx/Rx
  Pluggable GaAs   LTB   A0511339   PTW158CP   HDX PLUG FIX GAAS CHIRPED TX
MODULE 1531.116 NM     [**] %   $[**]   $[**]
Tx/Rx
  Pluggable GaAs   LTB   A0511338   PTW158DN   HDX PLUG FIX GAAS CHIRPED TX
MODULE 1531.898 NM     [**] %   $[**]   $[**]
Tx/Rx
  Pluggable GaAs   LTB   A0511337   PTW158DP   HDX PLUG FIX GAAS CHIRPED TX
MODULE 1532.681 NM     [**] %   $[**]   $[**]
Tx/Rx
  Pluggable GaAs   LTB   A0511336   PTW158EN   HDX PLUG FIX GAAS CHIRPED TX
MODULE 1533.465 NM     [**] %   $[**]   $[**]
Tx/Rx
  Pluggable GaAs   LTB   A0511335   PTW158EP   HDX PLUG FIX GAAS CHIRPED TX
MODULE 1534.250 NM     [**] %   $[**]   $[**]
Tx/Rx
  Pluggable GaAs   LTB   A0511334   PTW158FN   HDX PLUG FIX GAAS CHIRPED TX
MODULE 1535.036 NM     [**] %   $[**]   $[**]
Tx/Rx
  Pluggable GaAs   LTB   A0511333   PTW158FP   HDX PLUG FIX GAAS CHIRPED TX
MODULE 1535.822 NM     [**] %   $[**]   $[**]
Tx/Rx
  Pluggable GaAs   LTB   A0511332   PTW158GN   HDX PLUG FIX GAAS CHIRPED TX
MODULE 1536.609 NM     [**] %   $[**]   $[**]
Tx/Rx
  Pluggable GaAs   LTB   A0511331   PTW158GP   HDX PLUG FIX GAAS CHIRPED TX
MODULE 1537.397 NM     [**] %   $[**]   $[**]
Tx/Rx
  Pluggable GaAs   LTB   A0511330   PTW158HN   HDX PLUG FIX GAAS CHIRPED TX
MODULE 1538.186 NM     [**] %   $[**]   $[**]
Tx/Rx
  Pluggable GaAs   LTB   A0511329   PTW158HP   HDX PLUG FIX GAAS CHIRPED TX
MODULE 1538.976 NM     [**] %   $[**]   $[**]
Tx/Rx
  Pluggable GaAs   LTB   A0511328   PTW158JN   HDX PLUG FIX GAAS CHIRPED TX
MODULE 1539.766 NM     [**] %   $[**]   $[**]
Tx/Rx
  Pluggable GaAs   LTB   A0511327   PTW158JP   HDX PLUG FIX GAAS CHIRPED TX
MODULE 1540.557 NM     [**] %   $[**]   $[**]
Tx/Rx
  Pluggable GaAs   LTB   A0511326   PTW158KN   HDX PLUG FIX GAAS CHIRPED TX
MODULE 1541.349 NM     [**] %   $[**]   $[**]
Tx/Rx
  Pluggable GaAs   LTB   A0511325   PTW158KP   HDX PLUG FIX GAAS CHIRPED TX
MODULE 1542.142 NM     [**] %   $[**]   $[**]
Tx/Rx
  Pluggable GaAs   LTB   A0511324   PTW158LN   HDX PLUG FIX GAAS CHIRPED TX
MODULE 1542.936 NM     [**] %   $[**]   $[**]
Tx/Rx
  Pluggable GaAs   LTB   A0511323   PTW158LP   HDX PLUG FIX GAAS CHIRPED TX
MODULE 1543.730 NM     [**] %   $[**]   $[**]
Tx/Rx
  Pluggable GaAs   LTB   A0511322   PTW158MN   HDX PLUG FIX GAAS CHIRPED TX
MODULE 1544.526 NM     [**] %   $[**]   $[**]
Tx/Rx
  Pluggable GaAs   LTB   A0511321   PTW158MP   HDX PLUG FIX GAAS CHIRPED TX
MODULE 1545.322 NM     [**] %   $[**]   $[**]
Tx/Rx
  Pluggable GaAs   LTB   A0511320   PTW158NN   HDX PLUG FIX GAAS CHIRPED TX
MODULE 1546.119 NM     [**] %   $[**]   $[**]
Tx/Rx
  Pluggable GaAs   LTB   A0511319   PTW158NP   HDX PLUG FIX GAAS CHIRPED TX
MODULE 1546.917 NM     [**] %   $[**]   $[**]
Tx/Rx
  Pluggable GaAs   LTB   A0511318   PTW158PN   HDX PLUG FIX GAAS CHIRPED TX
MODULE 1547.715 NM     [**] %   $[**]   $[**]
Tx/Rx
  Pluggable GaAs   LTB   A0511317   PTW158PP   HDX PLUG FIX GAAS CHIRPED TX
MODULE 1548.515 NM     [**] %   $[**]   $[**]
Tx/Rx
  Pluggable GaAs   LTB   A0511316   PTC158QN   HDX PLUG FIX GAAS CHIRPED TX
MODULE 1549.315 NM     [**] %   $[**]   $[**]
Tx/Rx
  Pluggable GaAs   LTB   A0511315   PTW158QP   HDX PLUG FIX GAAS CHIRPED TX
MODULE 1550.116 NM     [**] %   $[**]   $[**]
Tx/Rx
  Pluggable GaAs   LTB   A0511314   PTW158RN   HDX PLUG FIX GAAS CHIRPED TX
MODULE 1550.918 NM     [**] %   $[**]   $[**]
Tx/Rx
  Pluggable GaAs   LTB   A0511313   PTW158RP   HDX PLUG FIX GAAS CHIRPED TX
MODULE 1551.721 NM     [**] %   $[**]   $[**]
Tx/Rx
  Pluggable GaAs   LTB   A0511312   PTW158SN   HDX PLUG FIX GAAS CHIRPED TX
MODULE 1552.524 NM     [**] %   $[**]   $[**]
Tx/Rx
  Pluggable GaAs   LTB   A0511311   PTW158SP   HDX PLUG FIX GAAS CHIRPED TX
MODULE 1553.329 NM     [**] %   $[**]   $[**]
Tx/Rx
  Pluggable GaAs   LTB   A0511310   PTW158TN   HDX PLUG FIX GAAS CHIRPED TX
MODULE 1554.134 NM     [**] %   $[**]   $[**]
Tx/Rx
  Pluggable GaAs   LTB   A0511309   PTW158TP   HDX PLUG FIX GAAS CHIRPED TX
MODULE 1554.940 NM     [**] %   $[**]   $[**]
Tx/Rx
  Pluggable GaAs   LTB   A0511308   PTW158UN   HDX PLUG FIX GAAS CHIRPED TX
MODULE 1555.747 NM     [**] %   $[**]   $[**]
Tx/Rx
  Pluggable GaAs   LTB   A0511307   PTW158UP   HDX PLUG FIX GAAS CHIRPED TX
MODULE 1556.555 NM     [**] %   $[**]   $[**]
Tx/Rx
  Pluggable GaAs   LTB   A0511305   PTW158VP   HDX PLUG FIX GAAS CHIRPED TX
MODULE 1558.173 NM     [**] %   $[**]   $[**]
Tx/Rx
  Pluggable GaAs   LTB   A0511304   PTW158WN   HDX PLUG FIX GAAS CHIRPED TX
MODULE 1558.983 NM     [**] %   $[**]   $[**]
Tx/Rx
  Pluggable GaAs   LTB   A0511303   PTW158WP   HDX PLUG FIX GAAS CHIRPED TX
MODULE 1559.794 NM     [**] %   $[**]   $[**]
Tx/Rx
  Pluggable GaAs   LTB   A0511302   PTW158XN   HDX PLUG FIX GAAS CHIRPED TX
MODULE 1560.606 NM     [**] %   $[**]   $[**]
Tx/Rx
  Pluggable GaAs   LTB   A0511301   PTW158XP   HDX PLUG FIX GAAS CHIRPED TX
MODULE 1561.419 NM     [**] %   $[**]   $[**]
Tx/Rx
  Pluggable GaAs   LTB   A0511300   PTW158YN   HDX PLUG FIX GAAS CHIRPED TX
MODULE 1562.233 NM     [**] %   $[**]   $[**]

Page 20 of 24

--------------------------------------------------------------------------------

 

                                                              Allocation   March
31st   April 1, 2005 Family   Sub-Family   LTB   CPC   Bookham P/N   ITEM DESC  
1H05   2005 Prices   Agreement
Tx/Rx
  Compact MZ       A0522906   LMC10NEVC57   10 Gbps any 1528nm to 1565nm
wavelength, Compact MZ Tx negative chirp, etalon, high power     [**] %   $[**]
  $[**]
Tx/Rx
  Compact MZ       A0506570   LMC10NEV2877-C57   10 Gbps 1528.773 nm Compact MZ
Tx negative chirp etalon high pow     [**] %   $[**]   $[**]
Tx/Rx
  Compact MZ       A0506571   LMC10NEV3347-C57   10 Gbps 1533.465 nm Compact MZ
Tx negative chirp etalon high pow     [**] %   $[**]   $[**]
Tx/Rx
  Compact MZ       A0506572   LMC10NEV3033-C57   10 Gbps 1530.334 nm Compact MZ
Tx negative chirp etalon high pow     [**] %   $[**]   $[**]
Tx/Rx
  Compact MZ       A0506573   LMC10NEV3190-C57   10 Gbps 1531.898 nm Compact MZ
Tx negative chirp etalon high pow     [**] %   $[**]   $[**]
Tx/Rx
  Compact MZ       A0506574   LMC10NEV3819-C57   10 Gbps 1538.186 nm Compact MZ
Tx negative chirp etalon high pow     [**] %   $[**]   $[**]
Tx/Rx
  Compact MZ       A0506575   LMC10NEV4294-C57   10 Gbps 1542.936 nm Compact MZ
Tx negative chirp etalon high pow     [**] %   $[**]   $[**]
Tx/Rx
  Compact MZ       A0506576   LMC10NEV3977-C57   10 Gbps 1539.766 nm Compact MZ
Tx negative chirp etalon high pow     [**] %   $[**]   $[**]
Tx/Rx
  Compact MZ       A0506577   LMC10NEV4135-C57   10 Gbps 1541.349 nm Compact MZ
Tx negative chirp etalon high pow     [**] %   $[**]   $[**]
Tx/Rx
  Compact MZ       A0506578   LMC10NEV4772-C57   10 Gbps 1547.715 nm Compact MZ
Tx negative chirp etalon high pow     [**] %   $[**]   $[**]
Tx/Rx
  Compact MZ       A0506579   LMC10NEV5252-C57   10 Gbps 1552.524 nm Compact MZ
Tx negative chirp etalon high pow     [**] %   $[**]   $[**]
Tx/Rx
  Compact MZ       A0506580   LMC10NEV4932-C57   10 Gbps 1549.315 nm Compact MZ
Tx negative chirp etalon high pow     [**] %   $[**]   $[**]
Tx/Rx
  Compact MZ       A0506581   LMC10NEV5092-C57   10 Gbps 1550.918 nm Compact MZ
Tx negative chirp etalon high pow     [**] %   $[**]   $[**]
Tx/Rx
  Compact MZ       A0506582   LMC10NEV5736-C57   10 Gbps 1557.363 nm Compact MZ
Tx negative chirp etalon high pow     [**] %   $[**]   $[**]
Tx/Rx
  Compact MZ       A0506583   LMC10NEV6223-C57   10 Gbps 1562.233 nm Compact MZ
Tx negative chirp etalon high pow     [**] %   $[**]   $[**]
Tx/Rx
  Compact MZ       A0506584   LMC10NEV5898-C57   10 Gbps 1558.983 nm Compact MZ
Tx negative chirp etalon high pow     [**] %   $[**]   $[**]
Tx/Rx
  Compact MZ       A0506585   LMC10NEV6061-C57   10 Gbps 1560.606 nm Compact MZ
Tx negative chirp etalon high pow     [**] %   $[**]   $[**]
Tx/Rx
  Compact MZ       A0549300   LMC10NEV3112-C57   10 GBPS 1531.116 NM COMPACT MZ
TX NEGATIVE CHIRP     [**] %   $[**]   $[**]
Tx/Rx
  Compact MZ       A0549301   LMC10NEV3268-C57   10 GBPS 1532.681 NM COMPACT MZ
TX NEGATIVE CHIRP     [**] %   $[**]   $[**]
Tx/Rx
  Compact MZ       A0549302   LMC10NEV3425-C57   10 GBPS 1534.250 NM COMPACT MZ
TX NEGATIVE CHIRP     [**] %   $[**]   $[**]
Tx/Rx
  Compact MZ       A0549303   LMC10NEV3504-C57   10 GBPS 1535.04 NM COMPACT MZ
TX NEGATIVE CHIRP     [**] %   $[**]   $[**]
Tx/Rx
  Compact MZ       A0549304   LMC10NEV3582-C57   10 GBPS 1535.822 NM COMPACT MZ
TX NEGATIVE CHIRP     [**] %   $[**]   $[**]
Tx/Rx
  Compact MZ       A0549305   LMC10NEV3660-C57   10 GBPS 1536.609 NM COMPACT MZ
TX NEGATIVE CHIRP     [**] %   $[**]   $[**]
Tx/Rx
  Compact MZ       A0549306   LMC10NEV3898-C57   10 GBPS 1538.976 NM COMPACT MZ
TX NEGATIVE CHIRP     [**] %   $[**]   $[**]
Tx/Rx
  Compact MZ       A0549307   LMC10NEV4056-C57   10 GBPS 1540.557 NM COMPACT MZ
TX NEGATIVE CHIRP     [**] %   $[**]   $[**]
Tx/Rx
  Compact MZ       A0549308   LMC10NEV4214-C57   10 GBPS 1542.142 NM COMPACT MZ
TX NEGATIVE CHIRP     [**] %   $[**]   $[**]
Tx/Rx
  Compact MZ       A0549309   LMC10NEV4373-C57   10 GBPS 1543.730 NM COMPACT MZ
TX NEGATIVE CHIRP     [**] %   $[**]   $[**]
Tx/Rx
  Compact MZ       A0549310   LMC10NEV4453-C57   10 GBPS 1544.526 NM COMPACT MZ
TX NEGATIVE CHIRP     [**] %   $[**]   $[**]
Tx/Rx
  Compact MZ       A0549311   LMC10NEV4612-C57   10 GBPS 1546.119 NM COMPACT MZ
TX NEGATIVE CHIRP     [**] %   $[**]   $[**]
Tx/Rx
  Compact MZ       A0549312   LMC10NEV4692-C57   10 GBPS 1546.917 NM COMPACT MZ
TX NEGATIVE CHIRP     [**] %   $[**]   $[**]
Tx/Rx
  Compact MZ       A0549313   LMC10NEW4852-C57   10 GBPS 1548.515 NM COMPACT MZ
TX NEGATIVE CHIRP     [**] %   $[**]   $[**]
Tx/Rx
  Compact MZ       A0549314   LMC10NEV5012-C57   10 GBPS 1550.116 NM COMPACT MZ
TX NEGATIVE CHIRP     [**] %   $[**]   $[**]
Tx/Rx
  Compact MZ       A0549315   LMC10NEV5172-C57   10 GBPS 1551.721 NM COMPACT MZ
TX NEGATIVE CHIRP     [**] %   $[**]   $[**]
Tx/Rx
  Compact MZ       A0549316   LMC10NEV5413-C57   10 GBPS 1554.134 NM COMPACT MZ
TX NEGATIVE CHIRP     [**] %   $[**]   $[**]
Tx/Rx
  Compact MZ       A0549317   LMC10NEV5494-C57   10 GBPS COMPACT MZ TX NEGATIVE
CHIRP ETALON HIG     [**] %   $[**]   $[**]
Tx/Rx
  Compact MZ       A0549318   LMC10NEV5575-C57   10 GBPS COMPACT MZ TX NEGATIVE
CHIRP ETALON HIG     [**] %   $[**]   $[**]
Tx/Rx
  Compact MZ       A0549319   LMC10NEV5655-C57   10 GBPS COMPACT MZ TX NEGATIVE
CHIRP ETALON HIG     [**] %   $[**]   $[**]
Tx/Rx
  Compact MZ       A0549320   LMC10NEV5817-C57   10 GBPS COMPACT MZ TX NEGATIVE
CHIRP ETALON HIG     [**] %   $[**]   $[**]
Tx/Rx
  Compact MZ       A0549321   LMC10NEV5979-C57   10 GBPS COMPACT MZ TX NEGATIVE
CHIRP ETALON HIG     [**] %   $[**]   $[**]
Tx/Rx
  Compact MZ       A0549322   LMC10NEV6305-C57   10 GBPS COMPACT MZ TX NEGATIVE
CHIRP ETALON HIG     [**] %   $[**]   $[**]
Tx/Rx
  Compact MZ       A0549323   LMC10NEV6386-C57   10 GBPS COMPACT MZ TX NEGATIVE
CHIRP ETALON HIG     [**] %   $[**]   $[**]
Tx/Rx
  Compact MZ       A0549324   LMC10NEV6468-C57   10 GBPS COMPACT MZ TX NEGATIVE
CHIRP ETALON HIG     [**] %   $[**]   $[**]
Tx/Rx
  Compact MZ       A0506586   LMC10NEV7042-C57   10 Gbs 1570.416 nm Compact MZ
Tx negative chirp etalon high pow     [**] %   $[**]   $[**]
Tx/Rx
  Compact MZ       A0506587   LMC10NEV7537-C57   10 Gbs 1575.368 nm Compact MZ
Tx negative chirp etalon high pow     [**] %   $[**]   $[**]

Page 21 of 24

--------------------------------------------------------------------------------

 

                                                              Allocation   March
31st   April 1, 2005 Family   Sub-Family   LTB   CPC   Bookham P/N   ITEM DESC  
1H05   2005 Prices   Agreement
Tx/Rx
  Compact MZ       A0506588   LMC10NEV7206-C57   10 Gbs 1572.063 nm Compact MZ
Tx negative chirp etalon high pow     [**] %   $[**]   $[**]
Tx/Rx
  Compact MZ       A0506589   LMC10NEV7371-C57   10 Gbs 1573.714 nm Compact MZ
Tx negative chirp etalon high pow     [**] %   $[**]   $[**]
Tx/Rx
  Compact MZ       A0506590   LMC10NEV8035-C57   10 Gbs 1580.350 nm Compact MZ
Tx negative chirp etalon high pow     [**] %   $[**]   $[**]
Tx/Rx
  Compact MZ       A0506591   LMC10NEV8537-C57   10 Gbs 1585.365 nm Compact MZ
Tx negative chirp etalon high pow     [**] %   $[**]   $[**]
Tx/Rx
  Compact MZ       A0506592   LMC10NEV8202-C57   10 Gbs 1582.018 nm Compact MZ
Tx negative chirp etalon high pow     [**] %   $[**]   $[**]
Tx/Rx
  Compact MZ       A0506593   LMC10NEV8369-C57   10 Gbs 1583.690 nm Compact MZ
Tx negative chirp etalon high pow     [**] %   $[**]   $[**]
Tx/Rx
  Compact MZ       A0506594   LMC10NEV9041-C57   10 Gbs 1590.411 nm Compact MZ
Tx negative chirp etalon high pow     [**] %   $[**]   $[**]
Tx/Rx
  Compact MZ       A0506595   LMC10NEV9549-C57   10 Gbs 1595.489 nm Compact MZ
Tx negative chirp etalon high pow     [**] %   $[**]   $[**]
Tx/Rx
  Compact MZ       A0506596   LMC10NEV9210-C57   10 Gbs 1592.100 nm Compact MZ
Tx negative chirp etalon high pow     [**] %   $[**]   $[**]
Tx/Rx
  Compact MZ       A0506597   LMC10NEV9379-C57   10 Gbs 1593.793 nm Compact MZ
Tx negative chirp etalon high pow     [**] %   $[**]   $[**]
Tx/Rx
  Compact MZ       A0506598   LMC10NEV0060-C57   10 Gbs 1600.600 nm Compact MZ
Tx negative chirp etalon high pow     [**] %   $[**]   $[**]
Tx/Rx
  Compact MZ       A0506599   LMC10NEV0574-C57   10 Gbs 1605.744 nm Compact MZ
Tx negative chirp etalon high pow     [**] %   $[**]   $[**]
Tx/Rx
  Compact MZ       A0506600   LMC10NEV0231-C57   10 Gbs 1602.311 nm Compact MZ
Tx negative chirp etalon high pow     [**] %   $[**]   $[**]
Tx/Rx
  Compact MZ       A0506601   LMC10NEV0403-C57   10 Gbs 1604.026 nm Compact MZ
Tx negative chirp etalon high pow     [**] %   $[**]   $[**]
Tx/Rx
  Compact MZ       N0005246   LMC10NEW8788-C57   10 Gbs 1587.88 nm Compact MZ Tx
negative chirp etalon ultra     [**] %   $[**]   $[**]
Tx/Rx
  Compact MZ       N0013318   LMC10NEW7703-C57   10 Gbs 1577.03 nm Compact MZ Tx
negative chirp etalon ultra     [**] %   $[**]   $[**]  
Tx/Rx
  Tunable 8 X 50   LTB   A0507382   NTW616AG   HP Tunable Laser K Ass’y
1530.334-1533.073     [**] %   $[**]   $[**]
Tx/Rx
  Tunable 8 X 50   LTB   A0507383   NTW616AQ   HP Tunable Laser J Ass’y
1533.465-1536.215     [**] %   $[**]   $[**]
Tx/Rx
  Tunable 8 X 50   LTB   A0507384   NTW616AY   HP Tunable Laser H Ass’y
1536.609-1539.370     [**] %   $[**]   $[**]
Tx/Rx
  Tunable 8 X 50   LTB   A0507385   NTW616BG   HP Tunable Laser G Ass’y
1539.766- 1542.539     [**] %   $[**]   $[**]
Tx/Rx
  Tunable 8 X 50   LTB   A0507386   NTW616BQ   HP Tunable Laser F Ass’y
1542.936-1545.720     [**] %   $[**]   $[**]
Tx/Rx
  Tunable 8 X 50   LTB   A0507387   NTW616CA   HP Tunable Laser A Ass’y
1546.916-1549.715     [**] %   $[**]   $[**]
Tx/Rx
  Tunable 8 X 50   LTB   A0507388   NTW616CJ   HP Tunable Laser B Ass’y
1550.116-1552.926     [**] %   $[**]   $[**]
Tx/Rx
  Tunable 8 X 50   LTB   A0507389   NTW616CS   HP Tunable Laser C Ass’y
1553.328-1556.151     [**] %   $[**]   $[**]
Tx/Rx
  Tunable 8 X 50   LTB   A0507390   NTW616DA   HP Tunable Laser D Ass’y
1556.555-1559.388     [**] %   $[**]   $[**]
Tx/Rx
  Tunable 8 X 50   LTB   A0507391   NTW616DJ   HP Tunable Laser E Ass’y
1559.794-1562.640     [**] %   $[**]   $[**]
Tx/Rx
  Tunable 8 X 50   LTB   504334/ NTU621   NTW615AG   UHP Tunable Laser K Ass’y
1530.334-1533.073     [**] %   $[**]   $[**]
Tx/Rx
  Tunable 8 X 50   LTB   504335/ NTU621   NTW615AQ   UHP Tunable Laser J Ass’y
1533.465-1536.215     [**] %   $[**]   $[**]
Tx/Rx
  Tunable 8 X 50   LTB   504336/ NTU621   NTW615AY   UHP Tunable Laser H Ass’y
1536.609-1539.370     [**] %   $[**]   $[**]
Tx/Rx
  Tunable 8 X 50   LTB   504337/ NTU621   NTW615BG   UHP Tunable Laser G Ass’y
1539.766- 1542.539     [**] %   $[**]   $[**]
Tx/Rx
  Tunable 8 X 50   LTB   504338/ NTU621   NTW615BQ   UHP Tunable Laser F Ass’y
1542.936-1545.720     [**] %   $[**]   $[**]
Tx/Rx
  Tunable 8 X 50   LTB   504339/ NTU621   NTW615CS   UHP Tunable Laser C Ass’y
1553.328-1556.151     [**] %   $[**]   $[**]
Tx/Rx
  Tunable 8 X 50   LTB   504340/ NTU621   NW615DA   UHP Tunable Laser D Ass’y
1556.555-1559.388     [**] %   $[**]   $[**]
Tx/Rx
  Tunable 8 X 50   LTB   504341/ NTU621   NTW615DJ   UHP Tunable Laser E Ass’y
1559.794-1562.640     [**] %   $[**]   $[**]
Tx/Rx
  Tunable 8 X 50   LTB   993583/ NTU621   NTW615CA   UHP Tunable Laser A Ass’y
1546.916-1549.715     [**] %   $[**]   $[**]
Tx/Rx
  Tunable 8 X 50   LTB   993584/ NTU621   NTW615CJ   UHP Tunable Laser B Ass’y
1550.116-1552.926     [**] %   $[**]   $[**]
Tx/Rx
  Tunable 8 X 50   LTB   A0544605   NTW615CA REL2   UHP TUNABLE LASER A ASS’Y
1546.916-1549.715     [**] %   $[**]   $[**]
Tx/Rx
  Tunable 8 X 50   LTB   A0544606   NTW615CJ REL2   UHP TUNABLE LASER B ASS’Y
1550.116-1552.926     [**] %   $[**]   $[**]
Tx/Rx
  Tunable 8 X 50   LTB   A0544607   NTW615CS REL2   UHP TUNABLE LASER C ASS’Y
1553.328-1556.151     [**] %   $[**]   $[**]
Tx/Rx
  Tunable 8 X 50   LTB   A0544612   NTW615DA REL2   UHP TUNABLE LASER D ASS’Y
1556.555-1559.388     [**] %   $[**]   $[**]
Tx/Rx
  Tunable 8 X 50   LTB   A0544613   NTW615DJ REL2   UHP TUNABLE LASER E ASS’Y
1559.794-1562.640     [**] %   $[**]   $[**]
Tx/Rx
  Tunable 8 X 50   LTB   A0544614   NTW615BQ REL2   UHP TUNABLE LASER F ASS’Y
1542.936-1545.720     [**] %   $[**]   $[**]
Tx/Rx
  Tunable 8 X 50   LTB   A0544615   NTW615BG REL2   UHP TUNABLE LASER G ASS’Y
1539.766-1542.539     [**] %   $[**]   $[**]
Tx/Rx
  Tunable 8 X 50   LTB   A0544616   NTW615AY REL2   UHP TUNABLE LASER H ASS’Y
1536.609-1539.370     [**] %   $[**]   $[**]
Tx/Rx
  Tunable 8 X 50   LTB   A0544617   NTW615AQ REL2   UHP TUNABLE LASER J ASS’Y
1533.465-1536.215     [**] %   $[**]   $[**]
Tx/Rx
  Tunable 8 X 50   LTB   A0544619   NTW615AG REL2   UHP TUNABLE LASER K ASS’Y
1530.334-1533.073     [**] %   $[**]   $[**]
Tx/Rx
  Tunable 8 X 50   LTB   A0544620   NTW616CA REL2   HP TUNABLE LASER A ASS’Y
1546.916-1549.715     [**] %   $[**]   $[**]
Tx/Rx
  Tunable 8 X 50   LTB   A0544621   NTW616CJ REL2   HP TUNABLE LASER B ASS’Y
1550.116-1552.926     [**] %   $[**]   $[**]

Page 22 of 24

--------------------------------------------------------------------------------

 

                                                              Allocation   March
31st   April 1, 2005 Family   Sub-Family   LTB   CPC   Bookham P/N   ITEM DESC  
1H05   2005 Prices   Agreement
Tx/Rx
  Tunable 8 X 50   LTB   A0544622   NTW616CS REL2   HP TUNABLE LASER C ASS’Y
1553.328-1556.151     [**] %   $[**]   $[**]
Tx/Rx
  Tunable 8 X 50   LTB   A0544623   NTW616DA REL2   HP TUNABLE LASER D ASS’Y
1556.555-1559.388     [**] %   $[**]   $[**]
Tx/Rx
  Tunable 8 X 50   LTB   A0544624   NTW616DJ REL2   HP TUNABLE LASER E ASS’Y
1559.794-1562.640     [**] %   $[**]   $[**]
Tx/Rx
  Tunable 8 X 50   LTB   A0544625   NTW616BQ REL2   HP TUNABLE LASER F ASS’Y
1542.936-1545.720     [**] %   $[**]   $[**]
Tx/Rx
  Tunable 8 X 50   LTB   A0544626   NTW616BG REL2   HP TUNABLE LASER G ASS’Y
1539.766-1542.539     [**] %   $[**]   $[**]
Tx/Rx
  Tunable 8 X 50   LTB   A0544627   NTW616AY REL2   HP TUNABLE LASER H ASS’Y
1536.609-1539.370     [**] %   $[**]   $[**]
Tx/Rx
  Tunable 8 X 50   LTB   A0544628   NTW616AQ REL2   HP TUNABLE LASER J ASS’Y
1533.465-1536.215     [**] %   $[**]   $[**]
Tx/Rx
  Tunable 8 X 50   LTB   A0544629   NTW616AG REL2   HP TUNABLE LASER K ASS’Y
1530.334-1533.073     [**] %   $[**]   $[**]
Tx/Rx
  DWDM Transceiver       A0541491   MQ25EW2877DABB-DLC   Trcvr, 2.5Gb/s,175km
dispersion limited,1528.77nm,LC,DWDM Plugg     [**] %   $[**]   $[**]
Tx/Rx
  DWDM Transceiver       A0541492   MQ25EW3033DABB-DLC   Trcvr, 2.5Gb/s,175km
dispersion limited,1530.33nm,LC,DWDM Plugg     [**] %   $[**]   $[**]
Tx/Rx
  DWDM Transceiver       A0541493   MQ25EW3112DABB-DLC   Trcvr, 2.5Gb/s,175km
dispersion limited,1531.12nm,LC,DWDM Plugg     [**] %   $[**]   $[**]
Tx/Rx
  DWDM Transceiver       A0541494   MQ25EW3190DABB-DLC   Trcvr, 2.5Gb/s,175km
dispersion limited,1531.90nm,LC,DWDM Plugg     [**] %   $[**]   $[**]
Tx/Rx
  DWDM Transceiver       A0541495   MQ25EW3268DABB-DLC   Trcvr, 2.5Gb/s,175km
dispersion limited,1532.68nm,LC,DWDM Plugg     [**] %   $[**]   $[**]
Tx/Rx
  DWDM Transceiver       A0541496   MQ25EW3347DABB-DLC   Trcvr, 2.5Gb/s,175km
dispersion limited,1533.47nm,LC,DWDM Plugg     [**] %   $[**]   $[**]
Tx/Rx
  DWDM Transceiver       N0007163   MQ25EW3425DABB-DLC   Trcvr, 2.5Gb/s,175km
dispersion limited,1534.25nm,LC,DWDM Plugg     [**] %   $[**]   $[**]
Tx/Rx
  DWDM Transceiver       N0007164   MQ25EW3504DABB-DLC   Trcvr, 2.5Gb/s,175km
dispersion limited,1535.04nm,LC,DWDM Plugg     [**] %   $[**]   $[**]
Tx/Rx
  DWDM Transceiver       N0007166   MQ25EW3582DABB-DLC   Trcvr, 2.5Gb/s,175km
dispersion limited,1535.82nm,LC,DWDM Plugg     [**] %   $[**]   $[**]
Tx/Rx
  DWDM Transceiver       N0007167   MQ25EW3661DABB-DLC   Trcvr, 2.5Gb/s,175km
dispersion limited,1536.61nm,LC,DWDM Plugg     [**] %   $[**]   $[**]
Tx/Rx
  DWDM Transceiver       A0541497   MQ25EW3819DABB-DLC   Trcvr, 2.5Gb/s,175km
dispersion limited,1538.19nm,LC,DWDM Plugg     [**] %   $[**]   $[**]
Tx/Rx
  DWDM Transceiver       A0541498   MQ25EW3898DABB-DLC   Trcvr, 2.5Gb/s,175km
dispersion limited,1538.98nm,LC,DWDM Plugg     [**] %   $[**]   $[**]
Tx/Rx
  DWDM Transceiver       A0541499   MQ25EW3977DABB-DLC   Trcvr, 2.5Gb/s,175km
dispersion limited,1539.77nm,LC,DWDM Plugg     [**] %   $[**]   $[**]
Tx/Rx
  DWDM Transceiver       A0541500   MQ25EW4056DABB-DLC   Trcvr, 2.5Gb/s,175km
dispersion limited,1540.56nm,LC,DWDM Plugg     [**] %   $[**]   $[**]
Tx/Rx
  DWDM Transceiver       A0541501   MQ25EW4135DABB-DLC   Trcvr, 2.5Gb/s,175km
dispersion limited,1541.35nm,LC,DWDM Plugg     [**] %   $[**]   $[**]
Tx/Rx
  DWDM Transceiver       N0016967   MQ25EW4254DABB-DLC   Trcvr, 2.5Gb/s,175km
dispersion limited,1542.54nm,LC,DWDM Plugg     [**] %   $[**]   $[**]
Tx/Rx
  DWDM Transceiver       A0541502   MQ25EW4294DABB-DLC   Trcvr, 2.5Gb/s,175km
dispersion limited,1542.94nm,LC,DWDM Plugg     [**] %   $[**]   $[**]
Tx/Rx
  DWDM Transceiver       N0007168   MQ25EW4373DABB-DLC   Trcvr, 2.5Gb/s,175km
dispersion limited,1543.73nm,LC,DWDM Plugg     [**] %   $[**]   $[**]
Tx/Rx
  DWDM Transceiver       N0007174   MQ25EW4453DABB-DLC   Trcvr, 2.5Gb/s,175km
dispersion limited,1544.53nm,LC,DWDM Plugg     [**] %   $[**]   $[**]
Tx/Rx
  DWDM Transceiver       N0007169   MQ25EW4612DABB-DLC   Trcvr, 2.5Gb/s,175km
dispersion limited,1546.12nm,LC,DWDM Plugg     [**] %   $[**]   $[**]
Tx/Rx
  DWDM Transceiver       N0007170   MQ25EW4692DABB-DLC   Trcvr, 2.5Gb/s,175km
dispersion limited,1546.92nm,LC,DWDM Plugg     [**] %   $[**]   $[**]
Tx/Rx
  DWDM Transceiver       A0541503   MQ25EW4772DABB-DLC   Trcvr, 2.5Gb/s,175km
dispersion limited,1547.72nm,LC,DWDM Plugg     [**] %   $[**]   $[**]
Tx/Rx
  DWDM Transceiver       N0007171   MQ25EW4851DABB-DLC   Trcvr, 2.5Gb/s,175km
dispersion limited,1548.51nm,LC,DWDM Plugg     [**] %   $[**]   $[**]
Tx/Rx
  DWDM Transceiver       A0541504   MQ25EW4932DABB-DLC   Trcvr, 2.5Gb/s,175km
dispersion limited,1549.32nm,LC,DWDM Plugg     [**] %   $[**]   $[**]
Tx/Rx
  DWDM Transceiver       N0007172   MQ25EW5012DABB-DLC   Trcvr, 2.5Gb/s,175km
dispersion limited,1550.12nm,LC,DWDM Plugg     [**] %   $[**]   $[**]
Tx/Rx
  DWDM Transceiver       A0541505   MQ25EW5092DABB-DLC   Trcvr, 2.5Gb/s,175km
dispersion limited,1550.92nm,LC,DWDM Plugg     [**] %   $[**]   $[**]
Tx/Rx
  DWDM Transceiver       N0007175   MQ25EW5172DABB-DLC   Trcvr, 2.5Gb/s,175km
dispersion limited,1551.72nm,LC,DWDM Plugg     [**] %   $[**]   $[**]
Tx/Rx
  DWDM Transceiver       A0541506   MQ25EW5252DABB-DLC   Trcvr, 2.5Gb/s,175km
dispersion limited,1552.52nm,LC,DWDM Plugg     [**] %   $[**]   $[**]
Tx/Rx
  DWDM Transceiver       N0007176   MQ25EW5413DABB-DLC   Trcvr, 2.5Gb/s,175km
dispersion limited,1554.13nm,LC,DWDM Plugg     [**] %   $[**]   $[**]
Tx/Rx
  DWDM Transceiver       N0007177   MQ25EW5494DABB-DLC   Trcvr, 2.5Gb/s,175km
dispersion limited,1554.94nm,LC,DWDM Plugg     [**] %   $[**]   $[**]
Tx/Rx
  DWDM Transceiver       N0007178   MQ25EW5575DABB-DLC   Trcvr, 2.5Gb/s,175km
dispersion limited,1555.75nm,LC,DWDM Plugg     [**] %   $[**]   $[**]
Tx/Rx
  DWDM Transceiver       N0007179   MQ25EW5655DABB-DLC   Trcvr, 2.5Gb/s,175km
dispersion limited,1556.55nm,LC,DWDM Plugg     [**] %   $[**]   $[**]
Tx/Rx
  DWDM Transceiver       A0541507   MQ25EW5736DABB-DLC   Trcvr, 2.5Gb/s,175km
dispersion limited,1557.36nm,LC,DWDM Plugg     [**] %   $[**]   $[**]
Tx/Rx
  DWDM Transceiver       N0007180   MQ25EW5817DABB-DLC   Trcvr, 2.5Gb/s,175km
dispersion limited,1558.17nm,LC,DWDM Plugg     [**] %   $[**]   $[**]
Tx/Rx
  DWDM Transceiver       A0541508   MQ25EW5898DABB-DLC   Trcvr, 2.5Gb/s,175km
dispersion limited,1558.98nm,LC,DWDM Plugg     [**] %   $[**]   $[**]
Tx/Rx
  DWDM Transceiver       N0007181   MQ25EW5979DABB-DLC   Trcvr, 2.5Gb/s,175km
dispersion limited,1559.79nm,LC,DWDM Plugg     [**] %   $[**]   $[**]

Page 23 of 24

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                                                              Allocation   March
31st   April 1, 2005 Family   Sub-Family   LTB   CPC   Bookham P/N   ITEM DESC  
1H05   2005 Prices   Agreement
Tx/Rx
  DWDM Transceiver       A0541509   MQ25EW6061DABB-DLC   Trcvr, 2.5Gb/s,175km
dispersion limited,1560.61nm,LC,DWDM Plugg     [**] %   $[**]   $[**]
Tx/Rx
  DWDM Transceiver       A0541510   MQ25EW6223DABB-DLC   Trcvr, 2.5Gb/s,175km
dispersion limited,1562.23nm,LC,DWDM Plugg     [**] %   $[**]   $[**]
Tx/Rx
  DWDM Transceiver       N0007183   MQ25EW6305DABB-DLC   Trcvr, 2.5Gb/s,175km
dispersion limited,1563.05nm,LC,DWDM Plugg     [**] %   $[**]   $[**]
Tx/Rx
  DWDM Transceiver       N0007184   MQ25EW6386DABB-DLC   Trcvr, 2.5Gb/s,175km
dispersion limited,1563.86nm,LC,DWDM Plugg     [**] %   $[**]   $[**]
Tx/Rx
  DWDM Transceiver       N0007185   MQ25EW6468DABB-DLC   Trcvr, 2.5Gb/s,175km
dispersion limited,1564.68nm,LC,DWDM Plugg     [**] %   $[**]   $[**]  
Passive
  eVOA   LTB   A0871041   BKM-52006-31-UN   C-Band eVOA     [**] %   $[**]  
  [**]
Passive
  eVOA   LTB   A0871055   BKM-52006-32-UN   L-band eVOA     [**] %   $[**]  
  [**]
Passive
  eAPBE       A0554389   PBECS   Enhanced APBE C-Band     [**] %   $[**]   $[**]
Passive
  eAPBE       A0554390   PBELS   Enhanced APBE L-Band     [**] %   $[**]   $[**]

Page 24 of 24