SUNNYVALE, CA — August 13, 2002 — OMNIVISION Technologies, Inc. (Nasdaq: OVTI), a market-leading independent supplier of CMOS CameraChip™ solutions for high-volume imaging applications, will release fiscal 2003 first quarter results before the market opens on Tuesday, August 20, 2002.

At 10 a.m. PDT (1 p.m. EDT) on Tuesday, August 20, 2002, the Company will also hold a teleconference to discuss the financial results and future plans and prospects. To participate in the teleconference, please call (toll free) (877) 523-2171 approximately 10 minutes prior to the start time. For international callers, the dial-in number is (706) 634-1478. You may also listen live via the Internet at the Company’s website, www.ovt.com, or at www.CompanyBoardroom.com.

These websites will host an archive of the teleconference for 30 days. Additionally, a playback of the call will be available from 1 p.m. PDT on August 20 through 5 p.m. PDT on August 21. You may access the playback by calling (800) 642-1687, or for international callers (706) 645-9291, and providing access code 5260092.

About OMNIVISION
OMNIVISION Technologies, Inc. is an independent CameraChip™ solutions provider. Utilizing proprietary design technology for its highly integrated still-photo and video camera solutions for high-volume imaging applications, OMNIVISION integrates multiple image processing and capture functions into a single CameraChip™ design. With the addition of only a lens, the result is a low-cost CameraChip™ that consumes less power, has a greater environmental functioning range and has a smaller footprint than typical CMOS multi-chip image sensor solutions. OMNIVISION’s CameraChip™ solutions are in cell phones, personal digital assistants, automobiles and industrial machine vision applications, as well as surveillance and biometric security applications. OMNIVISION is based in Sunnyvale, Calif. For more information about the company, visit our Web site at www.ovt.com.