Document:

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                             LEASE AMENDMENT NO. 1

     This LEASE AMENDMENT NO. 1 (this "Amendment") is entered into as of this
12th of July, 1999, by and between S/I NORTHCREEK II, LLC, A WASHINGTON
LIMITED LIABILITY COMPANY ("Landlord"), and MICROVISION, INC., A WASHINGTON
CORPORATION ("Tenant").

                                   RECITALS

     A.  Landlord and Tenant entered into that certain Lease dated October 27,
1998 (the "Lease"). The Lease covers those certain premises (the "Premises")
consisting of approximately 67,471 rentable square feet in Building F, as
located in the North Creek Technology Campus I, Bothell, King County,
Washington, which Premises are more particularly described in the Lease.

     B.  Landlord and Tenant now desire to amend the Lease on the terms and
conditions contained in this Amendment.

     NOW, THEREFORE, for valuable consideration, the receipt and sufficiency
of which is hereby acknowledged, the parties agree as follows:

     1.  TERMS.  Capitalized terms used in this Amendment and not defined
herein shall have the meaning given to them in the Lease.

     2.  SECTION 3.01(d)(2)(bb).  Section 3.01(d)(2)(bb) is hereby amended
to include, in addition to Landlord's payment of the sum of $25.00 per square
foot of the Building F Premises, Landlord's payment of an additional tenant
improvement allowance in the sum of $30,000.00 to be used for construction of
the Building F Tenant Improvements pursuant to the Tenant Improvement Plans
for Building F.

     3.  SECTION 1.01(a).  Pursuant to Section 3.01(d)(2)(cc) and Tenant's
written election made thereunder, the Base Rent for the Building F Premises
is increased by $6,972.50 per month for each month of the initial Lease Term,
which amount is agreed by the parties to amortize the $420,000.00 portion of
the total amount of excess costs for the Building F Tenant Improvements paid
by Landlord over the initial Term of this Lease at a 10.47% effective annual
amortization rate.

     4.  RATIFICATION.  Except as expressly set forth in this Amendment, the
terms and provisions of the Lease shall remain in full force and effect and
are hereby ratified by the parties.

<PAGE>

     5.  COUNTERPARTS.  This Amendment may be executed in any number of
counterparts, each of which shall be deemed an original, but all of which
shall constitute one and the same instrument.

     IN WITNESS WHEREOF, Landlord and Tenant have executed this Amendment as
of the date first written above.

LANDLORD:

S/I NORTHCREEK II, LLC, a
Washington limited liability company

By: /s/ Dan Ivanoff
   -----------------------------
   Its: Managing Member
        ------------------------

TENANT

MICROVISION, INC., a
Washington corporation

By: /s/ Richard Raisig
    ----------------------------
    Its:  CFO/VP Operations
          ----------------------

                                       2
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STATE OF WASHINGTON     )
                        )  ss.
COUNTY OF KING          )

      I certify that I know or have satisfactory evidence that the person
appearing before me and making this acknowledgement is the person whose true
signature appears on this document.

      On this 12 day of July, 1999, before me personally appeared Dan
Ivanoff, to me known to be a member of S/I NORTHCREEK II, LLC, the limited
liability company that executed the within and foregoing instrument, and
acknowledged the said instrument to be the free and voluntary act and deed of
said limited liability company, for the uses and purposes therein mentioned,
and on oath stated that he was authorized to execute said instrument.

      WITNESS my hand and official seal hereto affixed the day and year first
above written.

                                       /s/ Pamela A. Elliott
                                       --------------------------------
                                       Notary Public in and for the
                                       State of Washington, residing at
                                                  Bellevue
          [SEAL]                       --------------------------------
                                       My commission expires: 8/11/01
                                                             ----------
                                              Pamela A. Elliott
                                       --------------------------------
                                       [Type or Print Notary Name]
    (Use This Space for
    Notarial Seal Stamp)

                                       3

<PAGE>

STATE OF WASHINGTON     )
                        )  ss.
COUNTY OF KING          )

      I certify that I know or have satisfactory evidence that the person
appearing before me and making this acknowledgement is the person whose true
signature appears on this document.

      On this 24 day of June, 1999, before me personally appeared Richard A.
Raisig, to me known to be the CFO of MICROVISION, INC., the corporation that
executed the within and foregoing instruments, and acknowledged the said
instrument to be the free and voluntary act and deed of said corporation, for
the uses and purposes therein mentioned, and on oath stated that he was
authorized to execute said instrument and that the seal affixed, if any, is
the corporate seal of said corporation.

      WITNESS my hand and official seal hereto affixed the day and year first
above written.

                                       /s/   Gayle Brook
                                       --------------------------------
                                       Notary Public in and for the
                                       State of Washington, residing at
                                           5215 143rd St. S.E.
                                            Everett, WA 98200
          [SEAL]                       --------------------------------
                                       My commission expires: 11/4/01
                                                             ----------
                                              Gayle L. Brook
                                       --------------------------------
                                       [Type or Print Notary Name]
    (Use This Space for
    Notarial Seal Stamp)

                                       4<PAGE>

                            LEASE AMENDMENT NO. 2

     THIS FIRST AMENDMENT OF LEASE (this "Amendment ") is dated for reference
purposes the 14th day of February, 2000, and is by and between S/I
NORTHCREEK II, LLC, a Washington limited liability company ("Landlord"), and
MICROVISION, INC., a Washington corporation ("Tenant").

                                  RECITALS

     A.  Landlord and Tenant entered into that certain Lease, dated
October 27, 1999 (the "Lease"), for the lease of certain premises located at
19910 North Creek Parkway, Bothell, Washington. Unless otherwise defined in
this Amendment, capitalized terms used herein shall have the same meaning as
they are given in the Lease.

     B.  Landlord and Tenant desire to amend the Lease in certain respect,
all as set forth below.

         NOW, THEREFORE, the parties agree as follows:

     1.  CONFIRMATION OF PREMISES AREA.  Landlord and Tenant confirm that,
effective as of November 1, 1999, the total area of the improved and occupied
portion of the Premises is 51,534 rentable square feet, which consists of the
initial improved Premises together with a portion of the Premises excluded
pursuant to Section 2.03 of the Lease which has been improved and occupied by
Tenant as of November 1, 1999.

     2.  BASE RENT.  Commencing on November 1, 1999, the Base Rent payable
for the entire Premises shall be as follows:

         Month 8 - Month 12:              $86,844.29 per month
         Month 13-42:                     $90,597.50 per month
         Month 43-84:                     $98,964.50 per month

     3.  PAYMENT BY TENANT FOR TENANT IMPROVEMENTS IN EXCESS OF TENANT
IMPROVEMENT ALLOWANCE.  Simultaneously with execution of this Amendment,
Tenant shall pay Landlord the sum of $28,495.00 as a reconciliation of sums
payable by Tenant in excess of the Tenant Improvement Allowance for and with
respect to the portion of the Premises which has been improved as of
November 1, 1999.

     4.  RATIFICATION.  Except as expressly set forth herein, the terms and
conditions of the Lease shall remain in full force and effect and are hereby
ratified.

<PAGE>

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

LANDLORD:

S/I NORTH CREEK II, LLC

By:  /s/ Dan Ivanoff
     -----------------------------------
Its: Managing Member
     -----------------------------------

TENANT:

MICROVISION, INC.

By:  /s/ Richard Raisig
     -----------------------------------
Its: Vice President and CFO
     -----------------------------------

                                       2

<PAGE>

STATE OF WASHINGTON     )
                        ) ss.
COUNTY OF KING          )

     I certify that I know or have satisfactory evidence that the persons
appearing before me and making this acknowledgment are the persons whose true
signatures appear on this document.

     On this 14th day of February, 2000, before me personally appeared DAN
IVANOFF, to me known to be the Managing Member of S/I NORTHCREEK II, LLC, the
company that executed the within and foregoing instrument, and acknowledged
the said instrument to be the free and voluntary act and deed of said
company, for the uses and purposes therein mentioned, and on oath stated that
they were authorized to execute said instrument.

     WITNESS my hand and official seal hereto affixed the day and year first
above written.

                                            /s/ Pamela Elliott
                            --------------------------------------------------
                            Notary Public in and for the State of Washington,
                            residing at Bellevue
      [SEAL]                My commission expires: 8/11/01
                            Pamela Elliott
                            --------------------------------------------------
                            [Type or Print Notary Name]

(Use This Space for Notarial
         Seal Stamp)

<PAGE>

STATE OF                )
                        ) ss.
COUNTY OF KING          )

     I certify that I have satisfactory evidence that the person appearing
before me and making this acknowledgment the person is whose true signatures
appear on this document.

     On this 25th day of January, 2000, before me personally appeared Richard
A. Raisig, to me known to be the CFO and Vice President of MICROVISION, INC.,
the corporation that executed the within and foregoing instrument, and
acknowledged the said instrument to be the free and voluntary act and deed of
said corporation, for the uses and purposes therein mentioned, and on oath
stated that they were authorized to execute said instrument.

     WITNESS my hand and official seal hereto affixed the day and year first
above written.

                                            /s/ GAYLE BROOKS
                            --------------------------------------------------
                            Notary Public in and for the State of Washington,
                            residing at 5215 143rd St. SE, Everett, WA 98200
      [SEAL]                My commission expires: 11-04-01
                            Gayle Brooks
                            --------------------------------------------------
                            [Type or Print Notary Name]

(Use This Space for Notarial
         Seal Stamp)

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