EX-23.1 4 dex231.txt CONSENT OF DELOITTE & TOUCHE LLP Exhibit 23.1 CONSENT OF INDEPENDENT AUDITORS We consent to the incorporation by reference in this Registration Statement of Photronics, Inc. on Form S-3 of our report dated December 7, 2001 (December 12, 2001 as to Note 17), appearing in the Annual Report on From 10-K of Photronics, Inc. for the year ended October 31, 2001 and to the reference to us under the heading "Experts" in the Prospectus, which is part of this Registration Statement. /s/ Deloitte & Touche LLP ------------------------- DELOITTE & TOUCHE LLP Hartford, Connecticut May 10, 2002