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): July 14, 2004


                                 Illumina, Inc.
             (Exact name of registrant as specified in its charter)

                                    000-30361
                            (Commission File Number)

         Delaware                                       33-0804655
   (State or other jurisdiction of       (I.R.S. Employer Identification No.)
          incorporation)


                  9885 Towne Centre Drive, San Diego, CA 92121
             (Address of principal executive offices, with zip code)

                                 (858) 202-4500
              (Registrant's telephone number, including area code)

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







 Item 7.          Financial Statements and Exhibits.

         (c) Exhibits.

                  99.1   Press release dated July 14, 2004 announcing Illumina
                         Inc.'s financial results for the quarter ended June 27,
                         2004.

Item 12.          Results of Operations and Financial Condition.

                  On July 14, 2004, Illumina, Inc. issued a press release
         announcing financial results for the three and six months ended June
         27, 2004. A copy of this press release is attached hereto as Exhibit
         99.1. This information and the exhibits hereto, are being furnished and
         shall not be deemed to be "filed" for the purposes of Section 18 of, or
         otherwise regarded as filed under, the Securities and Exchange Act of
         1934, as amended. The information in this report shall not be
         incorporated by reference into any filing of Illumina, Inc. with the
         SEC, whether made before or after the date hereof, regardless of any
         general incorporation language in such filings.


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                                   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.


                                 ILLUMINA, INC.



Date:  July 14, 2004             By:      /s/      TIMOTHY M. KISH
                                    --------------------------------
                                    Timothy M. Kish
                                    Chief Financial Officer


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