Luminent Announces Conference Call Date and Time for First-Quarter Earnings Release.

Business Editors & High-Tech Writers

CHATSWORTH, Calif.--(BUSINESS WIRE)--April 13, 2001

Luminent Inc. (Nasdaq:LMNE) today announced that on April 23, immediately following its release of financial results for fiscal first-quarter 2001, it would host an open conference call at 1:30 p.m. PDT (4:30 p.m. EDT). The conference call will also be broadcast live over the Internet.

To participate via telephone, the number is 212/896-6061. Call 10 minutes prior to the scheduled conference call time. Reservation number is 18536924.

For live Web cast go to the URL http://webcast.themeetingson.com/webcast.jsp?reservation=18536924.

The conference call will be archived for approximately 72 hours. A replay of the call will be accessible by telephone from 3:30 p.m. PDT, April 23, until 3:30 p.m. PDT, April 26. To replay the call, dial 800/633-8284 (domestic) or 858/812-6440 (international), using the reservation number 18536924. No password is necessary.

About Luminent

Luminent designs, manufactures and sells a comprehensive line of single-mode active and passive fiber optic components for high-capacity data transmission in the metropolitan and access markets. Network equipment manufacturers rely on Luminent to provide technical depth, responsive customer service and volume manufacturing to meet the increasing requirements for transmission capacity and speed between nationwide telecommunications networks and end-users. Visit the company's Web site at www.luminentinc.com.