Ottawa, Ontario, and San Jose, California, June 27, 2001 - JDS Uniphase Corporation (Nasdaq: JDSU and TSE: JDU) will announce results for its Fiscal Year 2001 fourth quarter and year end on July 26, 2001 at approximately 4:05 PM Eastern Time. Following the announcement, JDS Uniphase will host a conference call to discuss these results at 4:30 PM Eastern Time. The call will be simultaneously webcast on the JDS Uniphase website at www.jdsuniphase.com under Corporate Information / Investor Relations / Webcasts & Presentations.

A replay of the call will be available on the company's website, beginning at 6:30 PM Eastern Time, at www.jdsuniphase.com under Corporate Information / Investor Relations / Webcasts & Presentations.

About JDS Uniphase
JDS Uniphase is a high technology company that designs, develops, manufactures and distributes a comprehensive range of products for the growing fiberoptic communications market. These products are deployed by system manufacturers worldwide to develop advanced optical networks for the telecommunications and cable television industries. JDS Uniphase Corporation is traded on the Nasdaq National Market under the symbol "JDSU" and the exchangeable shares of JDS Uniphase Canada Ltd. are traded on The Toronto Stock Exchange under the symbol "JDU." More information on JDS Uniphase is available at www.jdsuniphase.com

Source: JDS Uniphase Corporation