<TABLE>
<S>                                                                   <C>
                               UNITED STATES                          OMB APPROVAL
                     SECURITIES AND EXCHANGE COMMISSION               OMB number:   3235-0145
                          WASHINGTON, D.C.  20549                     Expires:      October 31, 1997
                                                                      Estimated average burden
                                                                      hours per response...14.90
                                SCHEDULE 13G

                 UNDER THE SECURITIES EXCHANGE ACT OF 1934

                             (AMENDMENT NO. )*


                              KLA Instruments
            ---------------------------------------------------
                              (Name of Issuer)


                                   Common
        -----------------------------------------------------------
                       (Title of Class of Securities)


                                 482480100
                    -----------------------------------
                               (CUSIP Number)
</TABLE>


Check the following box if a fee is being paid with this statement [X].  (A fee
is not required only if the filing person: (1) has a previous statement on file
reporting beneficial ownership of more than five percent of the class of
securities described in Item 1; and (2) has filed no amendment subsequent
thereto reporting beneficial ownership of five percent or less of such class.)
(See Rule 13d-7).

*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).



SEC 1745 (2/95)                 Page 1 of 4
PAGE

<PAGE>
CUSIP No. 482480100                 13G                         Page 2 of 4

 --------------------------------------------------------------------------
    NAME OF REPORTING PERSON
 1  S.S. OR I.R.S. IDENTIFICATION NO. OF ABOVE PERSON
    The Capital Group Companies, Inc.
    86-0206507
 --------------------------------------------------------------------------
    CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*
 2                       (a) [ ]
                         (b) [ ]
 --------------------------------------------------------------------------
    SEC USE ONLY
 3
 --------------------------------------------------------------------------
    CITIZENSHIP OR PLACE OF ORGANIZATION
 4
    Delaware
 --------------------------------------------------------------------------
                                  SOLE VOTING POWER
                             5
        NUMBER OF                 4,508,600
                             ----------------------------------------------
          SHARES
                                  SHARED VOTING POWER
       BENEFICIALLY          6
                                  NONE
         OWNED BY            ----------------------------------------------

           EACH                   SOLE DISPOSITIVE POWER
                             7
        REPORTING                 5,840,000
                             ----------------------------------------------
          PERSON
                                  SHARED DISPOSITIVE POWER
           WITH              8
                                  NONE
 -------------------------------------------------------------------------
    AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
 9
    5,840,000 Beneficial ownership disclaimed pursuant to Rule 13d-4
 -------------------------------------------------------------------------
    CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES*
 10
 -------------------------------------------------------------------------
    PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW 9
 11
    11.5%
 -------------------------------------------------------------------------
    TYPE OF REPORTING PERSON*
 12
    HC
 -------------------------------------------------------------------------
                   * SEE INSTRUCTIONS BEFORE FILLING OUT!




                             Page 2 of 4 pages
PAGE

<PAGE>
CUSIP No. 482480100                 13G                         Page 3 of 4

 --------------------------------------------------------------------------
    NAME OF REPORTING PERSON
 1  S.S. OR I.R.S. IDENTIFICATION NO. OF ABOVE PERSON
    Capital Guardian Trust Company
    95-2553868
 --------------------------------------------------------------------------
    CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*
 2                       (a) [ ]
                         (b) [ ]
 --------------------------------------------------------------------------
    SEC USE ONLY
 3
 --------------------------------------------------------------------------
    CITIZENSHIP OR PLACE OF ORGANIZATION
 4
    California
 --------------------------------------------------------------------------
                                  SOLE VOTING POWER
                             5
        NUMBER OF                 3,313,600
                             ----------------------------------------------
          SHARES
                                  SHARED VOTING POWER
       BENEFICIALLY          6
                                  NONE
         OWNED BY            ----------------------------------------------

           EACH                   SOLE DISPOSITIVE POWER
                             7
        REPORTING                 4,645,800
                             ----------------------------------------------
          PERSON
                                  SHARED DISPOSITIVE POWER
           WITH              8
                                  NONE
 --------------------------------------------------------------------------
    AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
 9
    4,645,800 Beneficial ownership disclaimed pursuant to Rule 13d-4
 --------------------------------------------------------------------------
    CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES*
 10
 --------------------------------------------------------------------------
    PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW 9
 11
    9.1%
 --------------------------------------------------------------------------
    TYPE OF REPORTING PERSON*
 12
    BK
 --------------------------------------------------------------------------
                   * SEE INSTRUCTIONS BEFORE FILLING OUT!




                             Page 3 of 4 pages
PAGE

<PAGE>
                                                                      Page 4
                       SECURITIES AND EXCHANGE COMMISSION
                             Washington, DC  20549

                                  Schedule 13G
                   Under the Securities Exchange Act of 1934

   Fee enclosed [X] or Amendment No. 

   Item 1(a) Name of Issuer:
             KLA Instruments

   Item 1(b) Address of Issuer's Principal Executive Offices:
             160 Rio Robles
             San Jose, CA  95134
                 
   Item 2(a) Name of Person(s) Filing:
             The Capital Group Companies, Inc. and Capital Guardian Trust
   Company

   Item 2(b) Address of Principal Business Office:
             333 South Hope Street
             Los Angeles, CA  90071

   Item 2(c) Citizenship:  N/A

   Item 2(d) Title of Class of Securities:  Common

   Item 2(e) CUSIP Number:  482480100

   Item 3    The person(s) filing is(are):
             (b) [X]  Bank as defined in Section 3(a)(6) of the Act.
             (e) [ ]  Investment Adviser registered under Section 203 of
                      the Investment Advisers Act of 1940
             (g) [X]  Parent Holding Company in accordance with Section
                      240.13d-1(b)(1)(ii)(G).

   Item 4    Ownership

             (a) Amount Beneficially Owned:
                 See item 9, pg.2, and 3
             (b) Percent Class:  See item 11, pg.2, and 3
             (c) Number of shares as to which such person has:
                 i)   sole power to vote or to direct the vote  See item 5,
                      pg.2, and 3
                 ii)  shared power to vote or to direct the vote
                      None
                 iii) sole power to dispose or to direct the disposition of
                      See item 7, pg.2, and 3
                 iv)  shared power to dispose or to direct the disposition
                      of None - beneficial ownership disclaimed pursuant to
                      Rule 13d-4

   Item 5    Ownership of 5% or Less of a Class:  N/A

   Item 6    Ownership of More than 5% on Behalf of Another Person:  N/A

   Item 7    Identification and Classification of the Subsidiary Which
             Acquired the Security Being Reported on By the Parent Holding
             Company
<PAGE>

             (1) Capital Guardian Trust Company is a Bank as defined in
                 Section 3(a)(6) of the Act and a wholly owned subsidiary
                 of The Capital Group Companies, Inc.

             (2) Capital International Limited (CIL) does not fall within
                 any of the categories described in Rule 13d-1-(b)(ii)(A-F)
                 but its holdings of any reported securities come within
                 the five percent limitation as set forth in a December 15,
                 1986 no-action letter from the Staff of the Securities and
                 Exchange Commission to The Capital Group Companies, Inc. 
                 CIL is a wholly owned subsidiary of The Capital Group
                 Companies, Inc.

             (3) Capital International S.A. (CISA) does not fall within any
                 of the categories described in Rule 13d-1-(b)(ii)(A-F) but
                 its holdings of any reported securities come within the
                 five percent limitation as set forth in a December 15,
                 1986 no-action letter from the Staff of the Securities and
                 Exchange Commission to The Capital Group Companies, Inc. 
                 CISA is a wholly owned subsidiary of The Capital Group
                 Companies, Inc.

   Item 8    Identification and Classification of Members of the Group:  N/A

   Item 9    Notice of Dissolution of the Group:  N/A

   Item 10   Certification

             By signing below, I certify that, to the best of my
   knowledge and belief, the securities referred to above were aquired 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 purpose or effect.

             Signature

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

   Date:  August 9, 1996


   Signature:    *Larry P. Clemmensen
                 -------------------------------------------------
   Name/Title:   Larry P. Clemmensen, President
                 -------------------------------------------------
                 The Capital Group Companies, Inc.
                 -------------------------------------------------

   Date:  August 9, 1996


   Signature:    *Theodore R. Samuels
                 -------------------------------------------------
   Name/Title:   Theodore R. Samuels, Senior Vice President
                 -------------------------------------------------
                 Capital Guardian Trust Company
<PAGE>
                 -------------------------------------------------


  *By:        /s/ James P. Ryan
              -------------------------------------------------
              James P. Ryan
              Attorney-in-fact

              Signed pursuant to a power of attorney, dated April 29, 1996
              included as an Exhibit to Schedule 13G filed with the
              Securities and Exchange Commission by The Capital Group
              Companies, Inc. on May 8, 1996 with respect to AnnTaylor
              Stores Corporation.

<PAGE>
                                 AGREEMENT



                          Los Angeles, California
                               August 9, 1996


          Capital Guardian Trust Company ("CGTC") and The Capital Group
Companies, Inc. ("CGC") hereby agree to file a joint statement on Schedule
13G under the Securities Exchange Act of 1934 (the "Act") in connection
with their beneficial ownership of Common stock issued by KLA Instruments.

          CGTC and CGC state that they are both entitled to individually
use Schedule 13G pursuant to Rule 13d-1(c) of the Act.

          Both CGTC and CGC are responsible for the timely filing of the
statement and any amendments thereto, and for the completeness and accuracy
of the information concerning each of them contained therein but neither is
responsible for the completeness or accuracy of the information concerning
the other.


                   
                   
          CAPITAL GUARDIAN TRUST COMPANY


          BY: *Theodore R. Samuels
                   
              -----------------------------------
                   
              Theodore R. Samuels
              Senior Vice President

                   
          THE CAPITAL GROUP COMPANIES, INC.


              BY:  *Larry P. Clemmensen  
                   
              -----------------------------------
                   
              Larry P. Clemmensen
              President
<PAGE>


     *By:     /s/ James P. Ryan
              -------------------------------------------------
              James P. Ryan
              Attorney-in-fact

              Signed pursuant to a power of attorney, dated April 29, 1996
              included as an Exhibit to Schedule 13G filed with the
              Securities and Exchange Commission by The Capital Group
              Companies, Inc. on May 8, 1996 with respect to AnnTaylor
              Stores Corporation.
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