San Jose, California, January 23, 2006 – JDSU today announced that it will report financial results for its fiscal 2006 second quarter on Wednesday, February 1, 2006, after the market closes.

The company will host a conference call at 2:00 p.m. PST on Wednesday, February 1, 2006 to discuss the results.  To access the live webcast, please visit JDSU’s website at www.jdsu.com/investors at least 30 minutes before the scheduled start time to download any necessary audio or plug-in software.  A replay of the webcast will be available beginning at 3:30 p.m. PST on Wednesday, February 1, 2006, and will be available until Wednesday, February 22, 2006.

About JDSU

JDSU (NASDAQ: JDSU; and TSX: JDU) is committed to enabling broadband & optical innovation in the communications, commercial and consumer markets. JDSU is the leading provider of communications test and measurement solutions and optical products for telecommunications service providers, cable operators, and network equipment manufacturers.  Furthermore, JDSU is a leading provider of innovative optical solutions for medical/environmental instrumentation, semiconductor processing, display, brand authentication, aerospace and defense, and decorative applications.  More information is available at http://www.jdsu.com/.

Investors:  Jacquie Ross, 408-546-4445, investor.relations@jdsu.com
Press:  Kathleen Greene, 408-546-5852, kathleen.greene@jdsu.com