截至1997年3月7日注册号333- ==========================================================================================证券和EXCHANGE COMMISSION Washington, D.C. 20549 FORM S-8 REGISTRATION STATEMENT UNDER THE SECURITIES ACT OF 1933 KLA INSTRUMENTS CORPORATION (Exact name of registrant as specified in its charter) DELAWARE 04-2564110 -------- ---------- (State of incorporation) (I.R.S. Employer Identification No.) 160 Rio Robles San Jose, CA 95134 (Address, including zip code, of principal executive offices) 1982 STOCK OPTION PLAN (Full Title of the Plan) Lisa C. Berry Vice President, General Counsel KLA INSTRUMENTS CORPORATION 160 Rio Robles San Jose, CA 95134 (Name and address of agent for service) (408) 468-4200 (Telephone number, including area code, of agent for service) Copy to: JUDITH M. O'BRIEN, ESQ. WILSON, SONSINI, GOODRICH & ROSATI Professional Corporation 650 Page Mill Road Palo Alto, California 94304 CALCULATION OF REGISTRATION FEE

========================================================================================================= Proposed Maximum Proposed Maximum Title of Securities to Amount to be Offering Price Per Aggregate Offering Amount of be Registered Registered Share(1) Price(1) Registration - --------------------------------------------------------------------------------------------------------- Common Stock, $.001 par 1,600,000 $ 40.125 $ 64,200,000 $ 19,454.55 value, to be issued upon exercise of options granted under the Amended 1982 Stock Option Plan Total 1,600,000 $ 40.125 $ 64,200,000 $ 19,454.55 =========================================================================================================

（1）根据证券法令估计，拟议的每股最高供货价格乃根据报告的注册人股票的高低价格的平均值，根据“证券法”规定的规定。在1997年3月6日的纳斯达克国家市场。以色列国的证券管理局豁免了KLA Instruments Corporation和KLA Instruments Corporation（以色列），从以色列法律的要求中获取关于此表格S-8的许可。授予豁免中的任何内容都应解释为验证本型S-8中所载的事项，或批准其可靠性或准确性或表达对特此提供的证券质量的意见。注册声明项所需的第二部分信息3.通过引用纳入文件。1996年4月30日提交的“证券交易委员会”的“S-8”（档案号333-03003）的注册声明的内容通过参考资料纳入了“证券交易委员会”，并于此注册声明中注册。第8项。展品。请参阅展览指数。根据1933年证券法案的要求，注册人证明了它有合理的理由认为，它符合S-8申请的所有要求，并正式造成了代表其签署的该登记声明签名的，而且在1997年3月7日的加利福尼亚州圣何塞市的签名方面正式授权.KLA Instruments Corporation：/ S / Kenneth Levy ------------------------------------ Kenneth征收董事长和首席执行官II-2律师的权力通过这些礼物来了解所有人，其中签名的每个人都在下面构成和 appoints Kenneth Levy and Lisa C. Berry, and each of them, their true and lawful attorneys and agents, with full power of substitution, each with power to act alone, to sign and execute on behalf of the undersigned any amendment or amendments to this Registration Statement on Form S-8 and to perform any acts necessary in order to file such amendments, and each of the undersigned does hereby ratify and confirm all that said attorneys and agents, or their or his or her substitutes, shall do or cause to be done by virtue hereof. Pursuant to the requirements of the Securities Act of 1933, this Registration Statement has been signed by the following persons in the capacities and on the dates indicated.

Signature Title Date - --------- ----- ---- / s /肯尼斯·利维 - -------------------------------- Chief Executive Officer, Director and March 7, 1997 Kenneth Levy Chairman of the Board (Principal Executive Officer) /s/ Kenneth L. Schroeder - -------------------------------- President, Chief Operating Officer and March 7, 1997 Kenneth L. Schroeder Director /s/ Robert J. Boehlke - -------------------------------- Vice President, Administration and Finance March 7, 1997 Robert J. Boehlke Chief Financial Officer (Principal Financial and Accounting Officer) /s/ Edward W. Barnholt - -------------------------------- Director March 7, 1997 Edward W. Barnholt /s/ Leo J. Chamberlain - -------------------------------- Director March 7, 1997 Leo J. Chamberlain /s/ Yoshio Nishi - -------------------------------- Director March 7, 1997 Yoshio Nishi /s/ Samuel Rubinovitz - -------------------------------- Director March 7, 1997 Samuel Rubinovitz /s/ Dag Tellefsen - -------------------------------- Director March 7, 1997 Dag Tellefsen

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Exhibit Number Description - ------ ----------- 4.1 Certificate of Incorporation, as amended, of the Registrant is incorporated by reference to Exhibit 3.1 to the Registrant's Registration Statement on Form S-3, dated February 2, 1994 (Commission File No. 0-9992) 4.2 Bylaws of the Registrant, as amended, of the Registrant is incorporated by reference to Exhibit 3.2 to the Registrant's Registration Statement on Form S-3, dated February 2, 1994 (Commission File No. 0-9992) 4.3 Amended and Restated Rights Agreement dated as of August 30, 1995 between the Registrant and The First National Bank of Boston, as Rights Agent, is incorporated by reference to the Registrant's report on Form 8-A/A Amendment No. 1 to the Registration Statement on Form 8-A (filed September 24, 1996, Commission File No. 0-9992) 5.1 Opinion re legality 10.74 Restated 1982 Stock Option Plan, as amended on November 18, 1996 23.1 Consent of Counsel (included in Exhibit 5.1) 23.2 Consent of Independent Accountants 24.1 Power of Attorney (see Page II-3)

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