FORM 8-K
                                 Current Report

     Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934

 Date of Report (Date of earliest event reported): May 17, 2005 (May 13, 2005)

                           Trimble Navigation Limited
             (Exact name of registrant as specified in its charter)

                                   California
                 (State or other jurisdiction of incorporation)

                                     0-18645
                            (Commission File Number)

                                   94-2802192
                             (IRS Employer I.D. No.)

                         749 N. Mary Ave. Sunnyvale, CA
                    (Address of principal executive offices)

                                      94085
                                   (Zip Code)
       Registrant's telephone number, including area code: (408) 481-8000

Check  the  appropriate  box  below  if the  Form  8-K  filing  is  intended  to
simultaneously  satisfy the filing obligation of the registrant under any of the
following provisions:

[ ] Written communications pursuant to Rule 425 under the Securities Act (17 CFR
230.425)

[ ] Soliciting  material  pursuant to Rule 14a-12 under the Exchange Act (17 CFR
240.14a-12)

[ ] Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange
Act (17 CFR 240.14d-2(b))

[ ] Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange
Act (17 CFR 240.13e-4(c))





Item 1.01. Entry into a Material Definitive Agreement.

     Lease Agreement

     On  May  13,  2005,  the  Company  entered  into  a  lease  agreement  with
CarrAmerica  Realty Operating  Partnership,  L.P. for the lease of real property
located in  Sunnyvale,  California.  The lease  agreement has a seven year term,
commencing  January 1, 2006 and ending December 31, 2012, with an aggregate cost
to the Company of $13,407,868.



                                   SIGNATURES

Pursuant  to the  requirements  of the  Securities  Exchange  Act of  1934,  the
Registrant  has duly  caused  this  report  to be  signed  on its  behalf by the
undersigned hereunto duly authorized.



                                                   TRIMBLE NAVIGATION LIMITED
                                                   a California corporation


         Dated: May 17, 2005                       /s/ Irwin Kwatek
                                                   ----------------
                                                   Irwin Kwatek
                                                   Vice President