EX-23.1 3 doc3.txt EXHIBIT 23.1 EXHIBIT 23.1 CONSENT OF INDEPENDENT ACCOUNTANTS We hereby consent to the incorporation by reference in this Registration Statement on Form S-8 of our report dated April 13, 2004, relating to the financial statements and financial statement schedule of Southwall Technologies Inc., which appears in the Annual Report on Form 10-K/A of Southwall Technologies Inc. for the year ended December 31, 2003. PricewaterhouseCoopers LLP San Jose California October 28, 2004