UNITED STATES
                       SECURITIES AND EXCHANGE COMMISSION
                             Washington, D.C. 20549

                                    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): March 22, 2006


                       ELECTRO SCIENTIFIC INDUSTRIES, INC.
             (Exact name of registrant as specified in its charter)


          OREGON                       0-12853                   93-0370304
(State or other jurisdiction         (Commission               (IRS Employer
     of incorporation)               File Number)            Identification No.)


13900 NW Science Park Drive, Portland, Oregon                        97229
  (Address of principal executive offices)                         (Zip Code)


       Registrant's telephone number, including area code: (503) 641-4141

                                    No Change

          (Former name or former address, if changed since last report)


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 2.02. Results of Operations and Financial Condition.

     On March 22, 2006,  Electro  Scientific  Industries,  Inc. (the  "Company")
announced  its  financial  results  for the third  quarter of fiscal  2006.  The
Company's press release announcing this event is attached hereto as Exhibit 99.1
and incorporated herein by reference.


Item 9.01. Financial Statements and Exhibits.

        (d) Exhibits
        ------------
        99.1  Press release dated March 22, 2006









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                                    SIGNATURE

     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.

     Date: March 22, 2006


                             Electro Scientific Industries, Inc.



                             By  /s/ Kerry Mustoe
                                 -----------------------------------------------
                                 Kerry Mustoe
                                 Corporate Controller, Chief Accounting Officer
                                 and Interim Chief Financial Officer









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                                  EXHIBIT INDEX


Exhibit         Description
-------         -----------

99.1            Press release dated March 22, 2006.