Milpitas, California, May 7, 2007 – JDSU today invited investors to participate in two upcoming financial presentations via webcast.

Piper Jaffray Semiconductor and Communications Conference, New York
Wednesday, May 9, 2007 at 10:10 a.m. Eastern Time
Dave Vellequette, Chief Financial Officer

Advanced Optical Technologies Presentation
Friday, May 11, 2007 at 1:30 p.m. Pacific Time
Roy Bie, Senior VP, Advanced Optical Technologies Product Group, Kevin Kennedy, Chief Executive Officer, and Dave Vellequette, Chief Financial Officer

Accessing Webcasts

To access the live webcasts for these events, please visit JDSU's Investor Relations website at www.jdsu.com/investors, and look for the link under "Event Calendar." Following each event, the presentation will be available for replay for at least four weeks.

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/.           

Contact Information

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