SUNNYVALE, Calif. — May 3, 2004 — OmniVision Technologies, Inc. (Nasdaq: OVTI) Chief Financial Officer John T. Rossi will speak at JPMorgan’s 32nd Annual Technology & Telecom Investor Conference to be held May 3 – 6, 2004 at the Westin St. Francis Hotel in San Francisco.

Mr. Rossi is scheduled to present at 3:30 p.m. PDT on Monday, May 3. The presentation will be Webcast live and can be accessed at http://equityconferences.jpmorgan.com/. The webcast will be archived following the live presentation.