COHERENT INC - FORM 10-K - EX-23.1 - CONSENT OF REGISTERED PUBLIC ACCOUNTING FIRM - November 30, 2011

Attached files

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10-K - 10-K - COHERENT INCa101201110k.htm
EX-10.7 - VARIABLE COMPENSATION PLAN - COHERENT INCex107.htm
EX-10.8 - FISCAL 2011 VARIABLE COMPENSATION PLAN PAYOUT SCALE FOR NAMED EXECUTIVE OFFICERS - COHERENT INCex108.htm
EX-10.22 - FORM OF PERFORMANCE RSU AGREEMENT UNDER THE 2011 EQUITY INCENTIVE PLAN - COHERENT INCex1022.htm
EX-10.23 - FORM OF TIME-BASED RSU AGREEMENT UNDER THE 2011 EQUITY INCENTIVE PLAN - COHERENT INCex1023.htm
EX-31.1 - CERTIFICATION OF CHIEF EXECUTIVE OFFICER PURSUANT TO EXCHANGE ACT RULE 13A-14(A)/15D-14(A), AS ADOPTED PURSUANT TO SECTION 302 OF THE SARBANES-OXLEY ACT OF 2002. - COHERENT INCex311-1012011.htm
EX-21.1 - SUBSIDIARIES - COHERENT INCex211-1012011.htm
EX-31.2 - CERTIFICATION OF CHIEF FINANCIAL OFFICER PURSUANT TO EXCHANGE ACT RULE 13A-14(A)/15D-14(A), AS ADOPTED PURSUANT TO SECTION 302 OF THE SARBANES-OXLEY ACT OF 2002. - COHERENT INCex312-1012011.htm
EX-32.1 - CERTIFICATION OF CHIEF EXECUTIVE OFFICER PURSUANT TO 18 U.S.C. SECTION 1350, AS ADOPTED PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002. - COHERENT INCex321-1012011.htm
EX-10.9 - FISCAL 2012 VARIABLE COMPENSATION PLAN PAYOUT FOR NAMED EXECUTIVE OFFICERS - COHERENT INCex109.htm
EX-32.2 - CERTIFICATION OF CHIEF FINANCIAL OFFICER PURSUANT TO 18 U.S.C. SECTION 1350, AS ADOPTED PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002. - COHERENT INCex322-1012011.htm



Exhibit 23.1
CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM

        We consent to the incorporation by reference in Registration Statement Nos. 333-174019, 333-163910, 333-159832, 333-115498, 333-104347, 333-85854 and 333-134062 on Form S-8 of our reports dated November 30, 2011, relating to (1) the consolidated financial statements of Coherent, Inc. and subsidiaries (collectively, the "Company") and (2) the effectiveness of the Company's internal control over financial reporting appearing in this Annual Report on Form 10-K of the Company for the year ended October 1, 2011.

/s/ DELOITTE & TOUCHE LLP
San Jose, California
November 30, 2011



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