SAN JOSE, Calif. -- JDS Uniphase Corporation (Nasdaq: JDSU; TSX: JDU), today announced that it anticipates fourth quarter revenue for fiscal 2005 to be above the midpoint of the $160 to $170 million revenue guidance range issued by the Company during its last earnings announcement on April 27, 2005.

Actual results for the fourth quarter and for fiscal 2005 will be announced on Thursday, August 18, 2005, after the market closes. The company will host a conference call at 2:00 p.m. Pacific Time on Thursday, August 18, 2005 to discuss the results. To access the live webcast, please visit JDS Uniphase'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 from 3:30 p.m. Pacific Time on Thursday, August 18, 2005 until Thursday, September 1, 2005.

JDS Uniphase Corp.