Document:

THIRD AMENDMENT TO AMENDED AND RESTATED

REVOLVING CREDIT AND TERM LOAN AGREEMENT

 

This THIRD AMENDMENT TO AMENDED AND RESTATED
REVOLVING CREDIT AND TERM LOAN AGREEMENT(this “Third Amendment”) dated as of December 20, 2012 made by and among
CYALUME TECHNOLOGIES, INC., a Delaware corporation (the “Borrower”), CYALUME TECHNOLOGIES HOLDINGS, INC., a Delaware
corporation (the “Holding Company”), COMBAT TRAINING SOLUTIONS, INC., a Colorado corporation (“CTS”), CYALUME
REALTY, INC., a Delaware corporation (“Realty”), CYALUME SPECIALTY PRODUCTS, INC., a Delaware corporation (“Specialty”),
and TD BANK, N.A., as Administrative Agent and as the Lender (the “Agent”).

 

Background

 

The Borrower, the Holding Company, the lenders
party thereto and the Agent entered into an that certain Amended and Restated Revolving Credit and Term Loan Agreement dated as
of July 29, 2010 which was amended by that certain First Amendment to Amended and Restated Revolving Credit and Term Loan
Agreement and Limited Consent and Joinder dated as of January 20, 2012 which was amended by that certain Second Amendment to Amended
and Restated Revolving Credit and Term Loan Agreement dated as of March 30, 2012 (as further amended, modified or supplemented
to the date hereof, the “Original Credit Agreement”).

 

NOW, THEREFORE, in consideration of the
promises and the agreements, provisions and covenants herein contained, the Borrower, the Holding Company, CTS, Realty and Specialty
and the Agent and Lender hereby agree as follows:

 

1.          Amendment.
Subject to the terms and conditions herein contained and in reliance on the representations and warranties of the Borrower herein
contained, effective upon satisfaction of the conditions precedent contained in section 2 below, the Original Credit Agreement
shall be amended as follows:

 

(A)         Section
1.1 “Definitions” contained in the Original Credit Agreement is hereby amended by deleting the definitions of
“Adjusted EBITDA” “EBITDA” and “Revolving Credit Loan Maturity Date” therein contained and
inserting the following in lieu thereof:

 

“Adjusted EBITDA”: With
respect to any period, an amount equal to EBITDA for such period plus to the extent accounted for in EBITDA and without
duplication, the sum of (i) Acquired EBITDA and (ii) Lender Approved Add-Backs.

 

“EBITDA”: With respect
to any period, an amount equal to the Consolidated Net Income of the Borrower and its Subsidiaries for such period, plus
to the extent accounted for in Consolidated Net Income during such period and without duplication the sum of: (i) depreciation
and amortization, (ii) Consolidated Total Interest Expense for such period, (iii) non-cash expenses, (iv) income
tax expense, (v) non-cash stock or compensation expense to the extent deducted from Consolidated Net Income and (vi) losses incurred
in foreign currency transactions, minus the sum of: (a) interest and dividend income during such period, (b) gain
on the sale of assets other than the sale of inventory in the ordinary course of business during such period, (c) extraordinary
gains during such period, (d) any non-cash components of income during such period, and (e) gains received in foreign
currency transactions.

 

    	 

    	 

    

 

“Revolving Credit Loan Maturity
Date”. December 19, 2013, unless sooner occurring following acceleration.

 

(B)         Section
1.1 “Definitions” contained in the Original Credit Agreement is hereby amended by adding the following definitions:

 

“Cash
Equivalents” shall mean, as to any Person: (a) investments in direct obligations of the United States of America
or of any agency or instrumentality thereof whose obligations constitute full faith and credit obligations of the United States
of America, provided, that any such obligations shall mature within one year of the date of issuance thereof; (b) investments
in commercial paper rated at least P-1 by Moody's and at least A-1 by S&P maturing within one year of the date of issuance
thereof; (c) investments in certificates of deposit issued by Agent or by any United States commercial bank having capital
and surplus of not less than $100,000,000 which have a maturity of one year or less; (d) investments in repurchase obligations
with a term of not more than seven (7) days for underlying securities of the types described in clause (a) above entered
into with any bank meeting the qualifications specified in clause (c) above, provided all such agreements require physical
delivery of the securities securing such repurchase agreement, except those delivered through the Federal Reserve Book Entry System;
(e) investments in money market funds that invest solely, and which are restricted by their respective charters to invest
solely, in investments of the type described in the immediately preceding subsections (a), (b), (c), and (d) above.

 

“Lender Approved Add-Backs”:
The sum of the following to the extent incurred: (i) expenses in connection with Permitted Acquisitions not to exceed $200,000
in the aggregate during the term of this Agreement, (ii) non-cash goodwill impairment charges not to exceed $47,500,000 in the
aggregate during the term of this Agreement, (iii) non-cash inventory write-downs not to exceed $600,000 in the aggregate during
the term of this Agreement, (iv) cash severance costs not to exceed $500,000 in the aggregate during the term of this Agreement
and (v) non-cash equipment write-offs not to exceed $300,000 in the aggregate during the term of this Agreement.

 

“Liquidity”: As of any
date of determination, Availability plus Qualified Cash.

 

“Liquidity Test Expiration Date”:
The date: April 30, 2013, so long as each of the following conditions are met: (i) Adjusted EBITDA for the trailing twelve month
period ending December 31, 2012 is equal to or greater than $6,000,000, (ii) the Fixed Charge Coverage Ratio as of December 31,
2012 is not less than 1.20:1.00 based upon the Borrower’s audited financial statements for fiscal year 2012 delivered in
accordance with the terms hereof and (iii) the Borrower is in compliance with all covenants under Article 12 as of March 31, 2013
based upon the Borrower’s quarterly financial statements delivered in accordance with the terms hereof; and if such conditions
are not so satisfied, the Maturity Date.”

 

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“Qualified Cash”: as
of any date of determination, the amount of unrestricted cash and unrestricted Cash Equivalents of the Borrower and the Guarantors,
in each case, that are on deposit with the Agent.

 

(C)         Section
11.4. “Restricted Payments”, contained in the Original Credit Agreement is hereby amended by deleting clause
(i) therein contained and inserting the following in lieu thereof.

 

(i)          provided,
that: the Borrower may make a Distribution to the Holding Company to allow the Holding Company to make a payment of the Management
Fee under the Management Agreement in the amount of such Management Fees, so long as upon such payments: (x) the aggregate amount
of all of such payments made pursuant to this clause (i) shall not exceed $21,000 in any calendar month, $10,500 of which may be
paid in cash and $10,500 of which shall accrue pursuant to the terms of the Management Agreement, (y) both at the time of and after
giving effect to each such payment no Default or Event of Default shall have occurred and be continuing or would be caused if such
payment were made, and (z) both at the time of and after giving effect to each such payment, the Borrower is in compliance with
the financial covenants set forth in Article 12; provided, however any cash portion of the Management Fee or Consulting
Fee not paid due to clause (y) or (z) above shall accrue and regularly scheduled cash payments may resume when such Default or
Event of Default is cured or waived and the Borrower is in compliance with the financial covenants set forth in Article 12, provided,
further, however notwithstanding clause (x) above, any accrued amounts of the Management Fee shall be permitted to
be paid in cash or Shares pursuant to the terms of the Management Agreement and for so long as the Borrower is in compliance with
clauses (y) and (z) above.

 

(D)         Section
12.1 “Coverage Ratios” contained in the Original Credit Agreement is hereby amended by deleting the terms and
subsections therein contained and inserting the following in lieu thereof:

 

Section 12.1         Coverage
Ratios.

 

(a)          Fixed
Charge Ratio. As of the last day of the fiscal year ending December 31, 2012, the Fixed Charge Coverage Ratio for such fiscal
year shall not be less than 1.00:1.00, and as of the last day of the fiscal year ending December 31, 2013 and for each fiscal year
thereafter, the Fixed Charge Coverage Ratio for such fiscal year shall not be less than 1.10:1.00.

 

(b)          Total
Debt Service Coverage Ratio. As of the last day of the fiscal quarter ending September 30, 2012, the Total Debt Service
Coverage Ratio shall not be less than 1.20:1.00, as of the last day of the fiscal quarters ending December 31, 2012 and March 31,
2013, the Total Debt Service Coverage Ratio shall not be less than 1.00:1.00, as of the last day of the fiscal quarters ended June
30, 2013 and September 30, 2013, the Total Debt Service Coverage Ratio shall not be less than 1.10:1.00, and as of the last day
of the fiscal quarter ending December 31, 2013 and for each fiscal quarter thereafter, the Total Debt Service Coverage Ratio shall
not be less than 1.20:1.00 .

 

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(E)         Section
12.2 “Leverage Ratio” contained in the Original Credit Agreement is hereby amended by deleting the terms and
subsections therein contained and inserting the following in lieu thereof:

 

Section 12.2         Leverage
Ratio.

 

(a)          At
any time during the periods set forth below, the Senior Leverage Ratio shall not be more than the ratio set forth below during
such period:

 

	Period	 	 	Ratio	 
	 	 	 	 	 
	September 30, 2012 through and including June 30, 2013	 	 	2.25:1.00	 
	 	 	 	 	 
	September 30, 2013, and each fiscal quarter thereafter	 	 	2.00:1.00	 

 

(b)          At
any time during the periods set forth below, the Total Leverage Ratio shall not be more than the ratio set forth below during such
period:

 

	Period	 	 	Ratio	 
	 	 	 	 	 
	September 30, 2012	 	 	3.75:1.00	 
	 	 	 	 	 
	December 31, 2012 through and including March 31, 2013	 	 	4.00:1.00	 
	 	 	 	 	 
	June 30, 2013	 	 	3.50:1.00	 
	 	 	 	 	 
	September 30, 2013	 	 	3.25:1.00	 
	 	 	 	 	 
	December 31, 2013, and each fiscal quarter thereafter	 	 	3.00:1.00	 

 

(c)          For
purposes of calculating the Senior Leverage Ratio and the Total Leverage Ratio in subsections 12.2(a) and 12.2(b), respectively,
the following amounts will be added to EBITDA for the following periods:

 

	Period	 	 	Amount	 
	 	 	 	 	 
	fiscal quarter ending September 30, 2012	 	$	150,000	 
	 	 	 	 	 
	Thereafter	 	$	0	 

 

(F)         Section
12.3 “Capital Expenditures” contained in the Original Credit Agreement is hereby amended by deleting the terms
and subsections therein contained and inserting the following in lieu thereof:

 

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Section 12.3         Capital
Expenditures. The Borrower will not make, nor permit any Subsidiary to make any Capital Expenditures in any fiscal year that exceed
$2,000,000 for any fiscal year.

 

(G)         Section
12.4 “Current Ratio” contained in the Original Credit Agreement is hereby amended by deleting the terms and
subsections therein contained and inserting the following in lieu thereof:

 

Section 12.4         Current
Ratio. As of the last day of any fiscal quarter, the Holding Company and its Subsidiaries shall not permit the Current Ratio to
be less than 1.00:1.00.

 

(H)         Section
12.5 “Minimum Liquidity” is hereby added to the Original Credit Agreement as follows:

 

Section 12.5         Minimum
Liquidity. At all times tested as of the end of each month commencing with the month ending December 31, 2012 and the end of each
month thereafter until the earlier of the Maturity Date or the Liquidity Test Expiration Date, Liquidity shall not be less than
$1,000,000.

 

2.          Conditions
Precedent. The provisions of this Third Amendment shall be effective as of the date on which all of the following conditions
shall be satisfied:

 

(a)          the
Borrower shall have delivered to the Agent a fully executed counterpart of this Third Amendment;

 

(b)          the
Borrower shall have paid all costs and expenses owing to the Agent and its counsel on or before the date hereof;

 

(c)          the
Agent and the Lender shall have indicated its consent and agreement by executing this Third Amendment;

 

(d)          the
Borrower, the Holding Company, CTS, Specialty and Realty shall have delivered certified copies of the resolutions of its Board
of Directors approving the execution, delivery and performance of this Third Amendment and the actions contemplated herein, in
form and substance satisfactory to the Agent;

 

(e)          after
giving effect to this Third Amendment, no Default or Event of Default shall have occurred or be continuing;

 

(f)          the
Borrower shall have paid the Agent an amendment fee of One Hundred Thousand Dollars ($100,000) to compensate the Agent and the
Lender for entering into this Third Amendment, which amount, when paid, is not subject to refund or rebate and will be fully earned
upon the Agent and the Lender executing this Third Amendment; and

 

(g)          the
Agent shall have received fully executed copies of the Third Amendment to Subordinated Loan Agreement dated December 20, 2012
among Borrower, Holding Company, CTS, Realty, Specialty, Granite Creek Partners Agent, LLC, Granite Creek Flexcap I, L.P., and
Patriot Capital II, L.P., and all documents executed in connection therewith, with amended financial covenants that are 15% above
the levels set in Section 12 of the amended Revolving Credit and Term Loan Agreement.

 

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3.          On
or before March 1, 2013, the Borrower will deliver to the Agent a Phase One environmental report regarding the owned Real Property,
the firm writing such report to be reasonably acceptable to Agent, and such report to be in form and substance satisfactory to
Agent. Failure to comply with this provision shall constitute an Event of Default under the Loan Documents for which there will
be no cure period.

 

4.          Miscellaneous.

 

(a)          Ratification.
The terms and provisions set forth in this Third Amendment shall modify and supersede all inconsistent terms and provisions set
forth in the Original Credit Agreement and except as expressly modified and superseded by this Third Amendment, the terms and provisions
of the Original Credit Agreement and the other Loan Documents are ratified and confirmed and shall continue in full force and effect.
The Borrower and the Agent agree that the Original Credit Agreement as amended hereby and the other Loan Documents shall continue
to be legal, valid, binding and enforceable in accordance with their respective terms. For all matters arising prior to the effective
date of this Third Amendment, the Original Credit Agreement (as unmodified by this Third Amendment) shall control. The Borrower
hereby acknowledges that, as of the date hereof, the security interests and liens granted to the Agent under the Credit Agreement
and the other Loan Documents are in full force and effect, are properly perfected and are enforceable in accordance with the terms
of the Credit Agreement and the other Loan Documents.

 

(b)          Representations
and Warranties. The Borrower hereby represents and warrants to the Agent that the representations and warranties set forth
in the Loan Documents are true and correct in all material respects on and as of the date hereof, with the same effect as though
made on and as of such date except with respect to any representations and warranties limited by their terms to a specific date.
The Borrower further represents and warrants to the Agent that the execution, delivery and performance by the Borrower of this
Third Amendment (i) are within the Borrower’s power and authority; (ii) have been duly authorized by all necessary
corporate and shareholder action; (iii) are not in contravention of any provision of the Borrower’s certificate or articles
of incorporation or bylaws or other organizational documents; (iv) do not violate any law or regulation, or any order or decree
of any Governmental Authority in any material respect; (v) do not conflict with or result in the breach or termination of,
constitute a default under or accelerate any performance required by, any indenture, mortgage, deed of trust, lease, agreement
or other instrument to which the Borrower is a party or by which the Borrower or any of its property is bound; (vi) do not
result in the creation or imposition of any Lien upon any of the property of the Borrower other than in favor of Agent; (vii) do
not require the consent or approval of any Governmental Authority. All representations and warranties made in this Third Amendment
shall survive the execution and delivery of this Third Amendment, and no investigation by the Agent shall affect the representations
and warranties or the right of the Agent to rely upon them.

 

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(c)          Release.
In addition, to induce the Agent and Lender to agree to the terms of this Third Amendment, the Borrower represents and warrants
that as of the date of its execution of this Third Amendment there are no claims or offsets against or rights of recoupment with
respect to or defenses or counterclaims to its obligations under the Loan Documents and in accordance therewith it:

 

(i)          Waives
any and all such claims, offsets, rights of recoupment, defenses or counterclaims, arising prior to the date of its execution of
this Third Amendment and

 

(ii)         Releases
and discharges the Agent and its officers, directors, employees, agents and affiliates (collectively the “released parties”)
from any and all liabilities, claims, causes of action, in law or equity, which the Borrower or any Guarantor may have against
any released party arising prior to the date hereof in connection with the Loan Documents or the transactions contemplated thereby.

 

(d)          Reference
to Agreement. Each of the Loan Documents, including the Original Credit Agreement and any and all other agreements, documents,
or instruments now or hereafter executed and delivered pursuant to the terms hereof or pursuant to the terms of the Original Credit
Agreement as amended hereby, are hereby amended so that any reference in such Loan Documents to the Original Credit Agreement shall
mean a reference to the Original Credit Agreement as amended hereby.

 

(e)          Expenses
of the Agent. As provided in the Original Credit Agreement, the Borrower agrees to pay all reasonable costs and expenses
incurred by the Agent in connection with the preparation, negotiation, and execution of this Third Amendment, including without
limitation, the reasonable costs and fees of the Agent’s legal counsel.

 

(f)          Severability.
Any provision of this Third Amendment held by a court of competent jurisdiction to be invalid or unenforceable shall not impair
or invalidate the remainder of this Third Amendment and the effect thereof shall be confined to the provision so held to be invalid
or unenforceable.

 

(g)          Applicable
Law. This Amendment shall be governed by and construed in accordance with the laws of The Commonwealth of Massachusetts
and the applicable laws of the United States of America.

 

(h)          Successors
and Assigns. This Third Amendment is binding upon and shall inure to the benefit of the Agent, the Holding Company and
the Borrower, and their respective successors and assigns, except the Borrower may not assign or transfer any of its rights or
obligations hereunder without the prior written consent of the Agent.

 

(i)          Counterparts.
This Third Amendment may be executed in one or more counterparts and on facsimile counterparts, each of which when so executed
shall be deemed to be an original, but all of which when taken together shall constitute one and the same agreement.

 

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(j)          Effect
of Waiver. No consent or waiver, express or implied, by the Agent to or for any breach of or deviation from any covenant,
condition or duty by the Borrower shall be deemed a consent or waiver to or of any other breach of the same or any other covenant,
condition or duty.

 

(k)          Headings.
The headings, captions, and arrangements used in this Amendment are for convenience only and shall not affect the interpretation
of this Amendment.

 

(l)          Entire
Agreement. This Third Amendment embodies the entire agreement among the parties hereto with respect to the subject matter
thereof, and supersedes any and all prior representations and understandings, whether written or oral, relating to this Amendment.
There are no oral agreements among the parties hereto with respect to the subject matter hereof.

 

[The remainder of this page is intentionally
left blank.]

 

 

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IN WITNESS WHEREOF, the parties hereto have
executed this Third Amendment as of the date first above written.

 

	 	BORROWER
	 	 
	 	CYALUME TECHNOLOGIES, INC.
	 	 	 
	 	By:	/s/ Michael Bielonko
	 	 	Name: Michael Bielonko
	 	 	Title: Chief Financial Officer

 

	 	GUARANTORS
	 	 
	 	COMBAT TRAINING SOLUTIONS, INC.
	 	 	 
	 	By:	/s/ Michael Bielonko
	 	 	Name: Michael Bielonko
	 	 	Title: Chief Financial Officer

 

	 	CYALUME SPECIALTY PRODUCTS, INC.
	 	 	 
	 	By:	/s/ Michael Bielonko
	 	 	Name: Michael Bielonko
	 	 	Title: Chief Financial Officer

 

	 	CYALUME REALTY, INC.
	 	 	 
	 	By:	/s/ Michael Bielonko
	 	 	Name: Michael Bielonko
	 	 	Title: Chief Financial Officer

 

    	 

    	 

    

 

	 	HOLDING COMPANY
	 	 
	 	CYALUME TECHNOLOGIES HOLDINGS, INC.
	 	 	 
	 	By:	/s/ Michael Bielonko
	 	 	Name: Michael Bielonko
	 	 	Title: Chief Financial Officer

 

	 	AGENT
	 	 
	 	TD BANK, N.A.
	 	 	 
	 	By:	/s/ Gregory Spurr
	 	 	Name: Gregory Spurr
	 	 	Title:   Senior Vice PresidentTHIRD AMENDMENT TO SUBORDINATED LOAN
AGREEMENT

 

This THIRD AMENDMENT TO SUBORDINATED LOAN
AGREEMENT(this “Third Amendment”) dated as of December 20, 2012 made by and among CYALUME TECHNOLOGIES, INC.,
a Delaware corporation (the “Borrower”), CYALUME TECHNOLOGIES HOLDINGS, INC., a Delaware corporation (the “Holding
Company”), COMBAT TRAINING SOLUTIONS, INC., a Colorado corporation (“CTS”), CYALUME REALTY, INC., a Delaware
corporation (“Realty”), CYALUME SPECIALTY PRODUCTS, INC., a Delaware corporation (“Specialty”), GRANITE
CREEK FLEXCAP I, L.P., a Delaware limited partnership ("GCF"), and PATRIOT CAPITAL II, L.P., a Delaware limited partnership
("Patriot" and, together with GCF, the "Subordinated Lenders"), and GRANITE CREEK PARTNERS AGENT, L.L.C., a
Delaware limited liability company, as agent ("Granite Agent").

 

Background

 

The Borrower, the Holding Company, the lenders
party thereto and the Granite Agent entered into an that certain Subordinated Loan Agreement dated as of July 29, 2010 which
was amended by that certain First Amendment to Subordinated Loan Agreement and Limited Consent and Joinder dated as of January
20, 2012 which was amended by that certain Second Amendment to Subordinated Loan Agreement dated as of March 30, 2012 (as further
amended, modified or supplemented to the date hereof, the “Existing Subordinated Loan Agreement”).

 

NOW, THEREFORE, in consideration of the
promises and the agreements, provisions and covenants herein contained, the Borrower, the Holding Company, CTS, Realty and Specialty
and the Granite Agent and Subordinated Lenders hereby agree as follows:

 

1.          Amendment.
Subject to the terms and conditions herein contained and in reliance on the representations and warranties of the Borrower herein
contained, effective upon satisfaction of the conditions precedent contained in section 2 below, the Existing Subordinated
Loan Agreement shall be amended as follows:

 

(A)         Section
1.1 “Definitions” contained in the Existing Subordinated Loan Agreement is hereby amended by deleting the definitions
of “Adjusted EBITDA” and “EBITDA” therein contained and inserting the following in lieu thereof:

 

“Adjusted EBITDA”: With
respect to any period, an amount equal to EBITDA for such period plus to the extent accounted for in EBITDA and without
duplication, the sum of (i) Acquired EBITDA and (ii) Lender Approved Add-Backs.

 

“EBITDA”: With respect
to any period, an amount equal to the Consolidated Net Income of the Borrower and its Subsidiaries for such period, plus
to the extent accounted for in Consolidated Net Income during such period and without duplication the sum of: (i) depreciation
and amortization, (ii) Consolidated Total Interest Expense for such period, (iii) non-cash expenses, (iv) income
tax expense, (v) non-cash stock or compensation expense to the extent deducted from Consolidated Net Income and (vi) losses incurred
in foreign currency transactions, minus the sum of: (a) interest and dividend income during such period, (b) gain
on the sale of assets other than the sale of inventory in the ordinary course of business during such period, (c) extraordinary
gains during such period, (d) any non-cash components of income during such period, and (e) gains received in foreign
currency transactions.

 

    	 

    	 

    

 

(B)         Section
1.1 “Definitions” contained in the Existing Subordinated Loan Agreement is hereby amended by adding the following
definitions:

 

“Lender Approved Add-Backs”:
The sum of the following to the extent incurred: (i) expenses in connection with Permitted Acquisitions not to exceed $200,000
in the aggregate during the term of this Agreement, (ii) non-cash goodwill impairment charges not to exceed [$47,500,000] in the
aggregate during the term of this Agreement, (iii) non-cash inventory write-downs not to exceed $600,000 in the aggregate during
the term of this Agreement, (iv) cash severance costs not to exceed $500,000 in the aggregate during the term of this Agreement
and (v) non-cash equipment write-offs not to exceed $300,000 in the aggregate during the term of this Agreement.

 

(C)         Section
11.4. “Restricted Payments”, contained in the Existing Subordinated Agreement is hereby amended by deleting
clause (i) therein contained and inserting the following in lieu thereof.

 

(i)          provided,
that: the Borrower may make a Distribution to the Holding Company to allow the Holding Company to make a payment of the Management
Fee under the Management Agreement in the amount of such Management Fees, so long as upon such payments: (x) the aggregate amount
of all of such payments made pursuant to this clause (i) shall not exceed $21,000 in any calendar month, $10,500 of which may be
paid in cash and $10,500 of which shall accrue pursuant to the terms of the Management Agreement, (y) both at the time of and after
giving effect to each such payment no Default or Event of Default shall have occurred and be continuing or would be caused if such
payment were made, and (z) both at the time of and after giving effect to each such payment, the Borrower is in compliance with
the financial covenants set forth in Article 12; provided, however any cash portion of the Management Fee or Consulting
Fee not paid due to clause (y) or (z) above shall accrue and regularly scheduled cash payments may resume when such Default or
Event of Default is cured or waived and the Borrower is in compliance with the financial covenants set forth in Article 12, provided,
further, however notwithstanding clause (x) above, any accrued amounts of the Management Fee shall be permitted to
be paid in cash or Shares pursuant to the terms of the Management Agreement and for so long as the Borrower is in compliance with
clauses (y) and (z) above.

 

(D)         Section
12.1 “Coverage Ratios” contained in the Existing Subordinated Loan Agreement is hereby amended by deleting the
terms and subsections therein contained and inserting the following in lieu thereof:

 

Section 12.1         Coverage
Ratios.

 

(a)          Fixed
Charge Ratio. As of the last day of the fiscal year ending December 31, 2012, the Fixed Charge Coverage Ratio for such fiscal
year shall not be less than .87:1.00, and as of the last day of the fiscal year ending December 31, 2013 and for each fiscal year
thereafter, the Fixed Charge Coverage Ratio for such fiscal year shall not be less than .96:1.00.

 

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(b)          Total
Debt Service Coverage Ratio. As of the last day of the fiscal quarter ending September 30, 2012, the Total Debt Service
Coverage Ratio shall not be less than .87:1.00, as of the last day of the fiscal quarters ending December 31, 2012 and March 31,
2013, the Total Debt Service Coverage Ratio shall not be less than .87:1.00, as of the last day of the fiscal quarters ended June
30, 2013 and September 30, 2013, the Total Debt Service Coverage Ratio shall not be less than .96:1.00, and as of the last day
of the fiscal quarter ending December 31, 2013 and for each fiscal quarter thereafter, the Total Debt Service Coverage Ratio shall
not be less than .96:1.00 .

 

(E)         Section
12.2 “Leverage Ratio” contained in the Existing Subordinated Loan Agreement is hereby amended by deleting the
terms and subsections therein contained and inserting the following in lieu thereof:

 

Section 12.2         Leverage
Ratio.

 

(a)          At
any time during the periods set forth below, the Senior Leverage Ratio shall not be more than the ratio set forth below during
such period:

 

	Period	 	 	Ratio	 
	 	 	 	 	 
	December 31, 2012 through and including June 30, 2013	 	 	2.59:1.00	 
	 	 	 	 	 
	September 30, 2013, and each fiscal quarter thereafter	 	 	2.30:1.00	 

 

(b)          At
any time during the periods set forth below, the Total Leverage Ratio shall not be more than the ratio set forth below during such
period:

 

	Period	 	 	Ratio	 
	 	 	 	 	 
	September 30, 2012	 	 	4.60:1.00	 
	 	 	 	 	 
	December 31, 2012 through and including March 31, 2013	 	 	4.60:1.00	 
	 	 	 	 	 
	June 30, 2013	 	 	4.03:1.00	 
	 	 	 	 	 
	September 30, 2013	 	 	3.74:1.00	 
	 	 	 	 	 
	December 31, 2013, and each fiscal quarter thereafter	 	 	3.45:1.00	 

 

2.          Conditions
Precedent. The provisions of this Third Amendment shall be effective as of the date on which all of the following conditions
shall be satisfied:

 

(a)          the
Borrower shall have delivered to the Granite Agent a fully executed counterpart of this Third Amendment;

 

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(b)          the
Borrower shall have paid all costs and expenses owing to the Granite Agent and its counsel on or before the date hereof;

 

(c)          the
Granite Agent and the Subordinated Lenders shall have indicated their consent and agreement by executing this Third Amendment;

 

(d)          the
Borrower, the Holding Company, CTS, Specialty and Realty shall have delivered certified copies of the resolutions of its Board
of Directors approving the execution, delivery and performance of this Third Amendment and the actions contemplated herein, in
form and substance satisfactory to the Granite Agent;

 

(e)          after
giving effect to this Third Amendment, no Default or Event of Default shall have occurred or be continuing;

 

(f)          the
Borrower shall have paid the Subordinated Lenders amendment fees in the aggregate of One Hundred Thirty Thousand Dollars ($130,000),
as directed by the Granite Agent, to compensate the Subordinated Lenders for entering into this Third Amendment, which amount,
when paid, is not subject to refund or rebate and will be fully earned upon the Granite Agent and the Subordinated Lenders executing
this Third Amendment;

 

(g)          the
Granite Agent shall have received fully executed copies of the Third Amendment to Amended and Restated Revolving Credit and Term
Loan Agreement dated December 2012 among Borrower, Holding Company, CTS, Realty, Specialty, and TD Bank, NA; and

 

(h)          the
Granite Agent shall have received a fully executed copy of the Amendment No. 2 to Management Agreement dated as of October 1, 2012
between Holding Company and Selway Capital, LLC (the "Second Amendment to Management Agreement"), and the Second Amendment
to Management Agreement shall be in full force and effect and there shall not have been any further amendments or modifications
to the Management Agreement.

 

3.          Miscellaneous.

 

(a)          Ratification.
The terms and provisions set forth in this Third Amendment shall modify and supersede all inconsistent terms and provisions set
forth in the Existing Subordinated Loan Agreement and except as expressly modified and superseded by this Third Amendment, the
terms and provisions of the Existing Subordinated Loan Agreement and the other Loan Documents are ratified and confirmed and shall
continue in full force and effect. The Borrower and the Granite Agent agree that the Existing Subordinated Loan Agreement as amended
hereby and the other Loan Documents shall continue to be legal, valid, binding and enforceable in accordance with their respective
terms. For all matters arising prior to the effective date of this Third Amendment, the Existing Subordinated Loan Agreement (as
unmodified by this Third Amendment) shall control. The Borrower hereby acknowledges that, as of the date hereof, the security interests
and liens granted to the Granite Agent under the Existing Subordinated Loan Agreement and the other Loan Documents are in full
force and effect, are properly perfected and are enforceable in accordance with the terms of the Existing Subordinated Loan Agreement
and the other Loan Documents.

 

    	- 4 -

    	 

    

 

(b)          Representations
and Warranties. The Borrower hereby represents and warrants to the Granite Agent that the representations and warranties
set forth in the Loan Documents are true and correct in all material respects on and as of the date hereof, with the same effect
as though made on and as of such date except with respect to any representations and warranties limited by their terms to a specific
date. The Borrower further represents and warrants to the Granite Agent that the execution, delivery and performance by the Borrower
of this Third Amendment (i) are within the Borrower’s power and authority; (ii) have been duly authorized by all
necessary corporate and shareholder action; (iii) are not in contravention of any provision of the Borrower’s certificate
or articles of incorporation or bylaws or other organizational documents; (iv) do not violate any law or regulation, or any
order or decree of any Governmental Authority in any material respect; (v) do not conflict with or result in the breach or
termination of, constitute a default under or accelerate any performance required by, any indenture, mortgage, deed of trust, lease,
agreement or other instrument to which the Borrower is a party or by which the Borrower or any of its property is bound; (vi) do
not result in the creation or imposition of any Lien upon any of the property of the Borrower other than in favor of Granite Agent;
(vii) do not require the consent or approval of any Governmental Authority. All representations and warranties made in this
Third Amendment shall survive the execution and delivery of this Third Amendment, and no investigation by the Granite Agent shall
affect the representations and warranties or the right of the Granite Agent to rely upon them.

 

(c)          Release.
In addition, to induce the Granite Agent and Subordinated Lenders to agree to the terms of this Third Amendment, the Borrower represents
and warrants that as of the date of its execution of this Third Amendment there are no claims or offsets against or rights of recoupment
with respect to or defenses or counterclaims to its obligations under the Loan Documents and in accordance therewith it:

 

(i)          Waives
any and all such claims, offsets, rights of recoupment, defenses or counterclaims, arising prior to the date of its execution of
this Third Amendment and

 

(ii)         Releases
and discharges the Granite Agent, the Subordinated Lenders and their respective officers, directors, employees, agents and affiliates
(collectively the “released parties”) from any and all liabilities, claims, causes of action, in law or equity, which
the Borrower or any Guarantor may have against any released party arising prior to the date hereof in connection with the Loan
Documents or the transactions contemplated thereby.

 

(d)          Reference
to Agreement. Each of the Loan Documents, including the Existing Subordinated Loan Agreement and any and all other agreements,
documents, or instruments now or hereafter executed and delivered pursuant to the terms hereof or pursuant to the terms of the
Existing Subordinated Loan Agreement as amended hereby, are hereby amended so that any reference in such Loan Documents to the
Existing Subordinated Loan Agreement shall mean a reference to the Existing Subordinated Loan Agreement as amended hereby.

 

(e)          Expenses
of the Granite Agent. As provided in the Existing Subordinated Loan Agreement, the Borrower agrees to pay all reasonable
costs and expenses incurred by the Granite Agent in connection with the preparation, negotiation, and execution of this Third Amendment,
including without limitation, the reasonable costs and fees of the Granite Agent’s legal counsel.

 

    	- 5 -

    	 

    

 

(f)          Severability.
Any provision of this Third Amendment held by a court of competent jurisdiction to be invalid or unenforceable shall not impair
or invalidate the remainder of this Third Amendment and the effect thereof shall be confined to the provision so held to be invalid
or unenforceable.

 

(g)          Applicable
Law. This Amendment shall be governed by and construed in accordance with the laws of the State of Illinois and the applicable
laws of the United States of America.

 

(h)          Successors
and Assigns. This Third Amendment is binding upon and shall inure to the benefit of the Granite Agent, the Subordinated
Lenders, the Holding Company and the Borrower, and their respective successors and assigns, except the Borrower may not assign
or transfer any of its rights or obligations hereunder without the prior written consent of the Granite Agent.

 

(i)          Counterparts.
This Third Amendment may be executed in one or more counterparts and on facsimile counterparts, each of which when so executed
shall be deemed to be an original, but all of which when taken together shall constitute one and the same agreement.

 

(j)          Effect
of Waiver. No consent or waiver, express or implied, by the Granite Agent to or for any breach of or deviation from any
covenant, condition or duty by the Borrower shall be deemed a consent or waiver to or of any other breach of the same or any other
covenant, condition or duty.

 

(k)          Headings.
The headings, captions, and arrangements used in this Amendment are for convenience only and shall not affect the interpretation
of this Amendment.

 

(l)          Entire
Agreement. This Third Amendment embodies the entire agreement among the parties hereto with respect to the subject matter
thereof, and supersedes any and all prior representations and understandings, whether written or oral, relating to this Amendment.
There are no oral agreements among the parties hereto with respect to the subject matter hereof.

 

[The remainder of this page is intentionally
left blank.]

 

 

    	- 6 -

    	 

    

 

IN WITNESS WHEREOF, the parties hereto have
executed this Third Amendment as of the date first above written.

 

	 	BORROWER
	 	 
	 	CYALUME TECHNOLOGIES, INC.
	 	 	 
	 	By:	/s/ Michael Bielonko
	 	 	Name: Michael Bielonko
	 	 	Title: Chief Financial Officer

 

	 	SUBSIDIARIES
	 	 
	 	COMBAT TRAINING SOLUTIONS, INC.
	 	 	 
	 	By:	/s/ Michael Bielonko
	 	 	Name: Michael Bielonko
	 	 	Title: Chief Financial Officer

 

	 	CYALUME SPECIALTY PRODUCTS, INC.
	 	 	 
	 	By:	/s/ Michael Bielonko
	 	 	Name: Michael Bielonko
	 	 	Title: Chief Financial Officer

 

	 	CYALUME REALTY, INC.
	 	 	 
	 	By:	/s/ Michael Bielonko
	 	 	Name: Michael Bielonko
	 	 	Title: Chief Financial Officer

 

    	 

    	 

    

 

	 	HOLDING COMPANY
	 	 
	 	CYALUME TECHNOLOGIES HOLDINGS, INC.
	 	 	 
	 	By:	/s/ Michael Bielonko
	 	 	Name: Michael Bielonko
	 	 	Title: Chief Financial Officer

 

	 	GRANITE AGENT
	 	 
	 	GRANITE CREEK PARTNERS AGENT, L.L.C.
	 	 	 
	 	By:	/s/ Brian Borstein
	 	 	Name: Brian Borstein
	 	 	Title: Member

 

	 	GRANITE CREEK FLEXCAP I, LP
	 	 	 
	 	By:	GRANITE CREEK GP FLEXCAP I, L.L.C., its General Partner
	 	 	 
	 	 	By: 	/s/ Brian Borstein
	 	 	Name: Brian Borstein
	 	 	Title: Member

 

	 	PATRIOT CAPITAL II, L.P.
	 	 	 
	 	By:	PATRIOT PARTNERS II, LLC, its General Partner
	 	 	 
	 	 	By: 	/s/ Thomas O. Holland, Jr.
	 	 	Name: Thomas O. Holland, Jr.
	 	 	Title: Member

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