Milpitas, California, September 25, 2006 – JDSU today announced that its 2006 Annual Meeting of Stockholders will be held at 690 North McCarthy Blvd. in Milpitas, CA on Tuesday, November 14, 2006.   The meeting will begin at 9:00 a.m. Pacific Time.

Stockholders of record on September 22, 2006 will receive a copy of the definitive proxy statement for our 2006 Annual Meeting of Stockholders.   Proxy materials will be mailed on or about September 29, 2006.  Stockholders who are signed up for electronic delivery will receive an email with instructions for accessing proxy materials online on or about September 29, 2006.  To update an email address or sign up to receive future proxy materials online, please visit our website at www.jdsu.com/investors, or contact the Investor Relations department at (408) 546-4445.

Stockholders unable to attend in person can access a live webcast of the Annual Meeting on our website at www.jdsu.com/investors beginning at 9:00 a.m. Pacific Time on Tuesday, November 14, 2006.  Following the meeting, a replay of the webcast will be available until at least December 12, 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 a 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 or investor.relations@jdsu.com
Press:  Kathleen Greene, 408-546-5852 or mailto:jayme.curtis@jdsu.com