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Coherent Inc – ‘10-K’ for 9/29/07 – EX-32.1

On:  Wednesday, 2/6/08, at 6:06am ET   ·   For:  9/29/07   ·   Accession #:  1047469-8-863   ·   File #:  0-05255

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  As Of                Filer                Filing    For·On·As Docs:Size              Issuer               Agent

 2/06/08  Coherent Inc                      10-K        9/29/07    7:1.6M                                   Merrill Corp/New/FA

Annual Report   —   Form 10-K
Filing Table of Contents

Document/Exhibit                   Description                      Pages   Size 

 1: 10-K        Annual Report                                       HTML   1.31M 
 2: EX-21.1     Subsidiaries of the Registrant                      HTML     12K 
 3: EX-23.1     Consent of Experts or Counsel                       HTML      9K 
 4: EX-31.1     Certification per Sarbanes-Oxley Act (Section 302)  HTML     13K 
 5: EX-31.2     Certification per Sarbanes-Oxley Act (Section 302)  HTML     13K 
 6: EX-32.1     Certification per Sarbanes-Oxley Act (Section 906)  HTML      9K 
 7: EX-32.2     Certification per Sarbanes-Oxley Act (Section 906)  HTML      9K 


EX-32.1   —   Certification per Sarbanes-Oxley Act (Section 906)
Exhibit Table of Contents

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"Certification of Chief Executive Officer Pursuant to 18 U.S.C. Section 1350, As Adopted Pursuant to Section 906 of the As Sarbanes-Oxley Act of 2002
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Exhibit 32.1

Certification of Chief Executive Officer Pursuant to 18 U.S.C. Section 1350,
As Adopted Pursuant to Section 906 of the As Sarbanes-Oxley Act of 2002

        I, John R. Ambroseo certify, pursuant to 18 U.S.C. Section 1350, as adopted pursuant to Section 906 of the Sarbanes-Oxley Act of 2002, that the Annual Report of Coherent, Inc. on Form 10-K for the fiscal year ended September 29, 2007 fully complies with the requirements of Section 13(a) or 15(d) of the Securities Exchange Act of 1934 and that the information contained in such Annual Report on Form 10-K fairly presents in all material respects the financial condition and results of operations of Coherent, Inc.

Date: February 5, 2008

    By:   /s/  JOHN R. AMBROSEO      
John R. Ambroseo
President and Chief Executive Officer



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Certification of Chief Executive Officer Pursuant to 18 U.S.C. Section 1350, As Adopted Pursuant to Section 906 of the As Sarbanes-Oxley Act of 2002

Dates Referenced Herein   and   Documents Incorporated by Reference

This ‘10-K’ Filing    Date    Other Filings
Filed on:2/6/08SC 13G/A
2/5/088-K
For Period End:9/29/0710-K/A,  NT 10-K
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Filing Submission 0001047469-08-000863   –   Alternative Formats (Word / Rich Text, HTML, Plain Text, et al.)

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