EXHIBIT 23.1 CONSENT OF ERNST & YOUNG LLP, INDEPENDENT AUDITORS We consent to the reference to our firm under the captions "Selected Consolidated Financial Data" and "Experts" and to the use of our report dated July 31, 1995 with respect to the consolidated financial statements of Uniphase Corporation and to the use of our report dated May 27, 1996 with respect to the combined financial statements of GCA Fibreoptics Ltd. and Fiberoptic Alignment Solutions, Inc., in the Registration Statement (Form S-3) and related Prospectus of Uniphase Corporation for the registration of 2,300,000 shares of its common stock. Ernst & Young LLP San Jose, California May 30, 1996