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

SCHEDULE 13G

UNDER THE SECURITIES EXCHANGE ACT OF 1934

(AMENDMENT NO. )*

Intevac Inc.

(Name of Issuer)

Common Stock

(Title of Class of Securities)

461148108
(CUSIP Number)

*The remainder of this cover page shall be filled out for a reporting person's initial filing on this form with respect to the subject class of securities, and for any subsequent amendment containing information which would alter the disclosures provided in a prior cover page.

The information required in the remainder of this cover page shall not be deemed to be "filed" for the purpose of Section 18 of the Securities Exchange Act of 1934 ("Act") or otherwise subject to the liabilities of that section of the Act but shall be subject to all other provisions of the Act (however, see the Notes).


CUSIP NO. 461148108
          -----------
                                     13G
________________________________________________________________________________
1   NAME OF REPORTING PERSON
    S.S. OR I.R.S. IDENTIFICATION NO. OF ABOVE PERSON

             State of Wisconsin Investment Board
                 39-6006423
________________________________________________________________________________
2   CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP *
                                                                        (a)_____
         Not Applicable                                                 (b)_____
________________________________________________________________________________
3   SEC USE ONLY


________________________________________________________________________________
4   CITIZENSHIP OR PLACE OF ORGANIZATION

         Madison, Wisconsin
________________________________________________________________________________
               5    SOLE VOTING POWER
  NUMBER OF                        843,000
   SHARES      _________________________________________________________________
BENEFICIALLY   6    SHARED VOTING POWER
  OWNED BY                         Not Applicable
    EACH
  REPORTING    _________________________________________________________________
   PERSON      7    SOLE DISPOSITIVE POWER
    WITH                           843,000
               _________________________________________________________________
               8     SHARED DISPOSITIVE POWER
                                   Not Applicable

________________________________________________________________________________
9   AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
                                   843,000
________________________________________________________________________________
10  CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES  CERTAIN
    SHARES *                       Not Applicable

________________________________________________________________________________
11  PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW 9
                                   7.20
________________________________________________________________________________
12  TYPE OF REPORTING PERSON *

           EP (Public Pension Fund)

________________________________________________________________________________

                     * SEE INSTRUCTION BEFORE FILLING OUT!


ITEM 1. ISSUER
(a) Intevac Inc.
(b) 3550 Bassett Street, Santa Clara, CA 95054

ITEM 2. PERSON FILING
(a) State of Wisconsin Investment Board (b) P.O. Box 7842 Madison, WI 53707
(c) Wisconsin State Agency
(d) See cover page
(e) See cover page

ITEM 3. THIS STATEMENT IS FILED PURSUANT TO 13d-1(b) OR 13d-2(b) AND THE STATE OF WISCONSIN INVESTMENT BOARD IS A GOVERNMENT AGENCY WHICH MANAGES PUBLIC PENSION FUNDS SUBJECT TO PROVISIONS COMPARABLE TO ERISA.

ITEM 4. OWNERSHIP
(a) See Row 9 on Page 2
(b) See Row 11 on Page 2
(c) The State of Wisconsin Investment Board retains sole voting and dispositive power for all shares.

ITEM 5. IF THIS STATEMENT IS BEING FILED TO REPORT THE FACT THAT AS OF THE
DATE HEREOF THE REPORTING PERSON HAS CEASED TO BE THE BENEFICIAL OWNER OF MORE THAN FIVE PERCENT OF THE CLASS OF SECURITIES, CHECK THE FOLLOWING ____.

ITEM 6. NOT APPLICABLE

ITEM 7. NOT APPLICABLE

ITEM 8. NOT APPLICABLE

ITEM 9. NOT APPLICABLE

ITEM 10. CERTIFICATION

By signing below I certify that, to the best of my knowledge and belief, the securities referred to above were acquired in the ordinary course of business and were not acquired for the purpose of and do not have the effect of changing or influencing the control of the issuer of such securities and were not acquired in connection with or as a participant in any transaction having such purposes or effect.

SIGNATURE

After reasonable inquiry to the best of my knowledge and belief, I certify that the information set forth in this statement is true, complete and correct.

February 10, 2000
Date

 /S/ George Natzke
-------------------
     Signature

George Natzke, Chief Financial Officer

Name/Title