1
                                                                    Exhibit 23.1


               CONSENT OF ERNST & YOUNG LLP, INDEPENDENT AUDITORS

We consent to incorporation by reference in the Registration Statement (Form S-8
No. 33-74716) pertaining to the Uniphase Corporation 1984 Amended and Restated
Stock Plan, the 1993 Flexible Stock Incentive Plan, and the 1993 Amended and
Restated Employee Stock Purchase Plan; the Registration Statement (Form S-8 No.
33-31722) pertaining to the Uniphase Corporation Amended and Restated 1993
Flexible Stock Incentive Plan; the Registration Statement (Form S-8 No.
333-09937) pertaining to the Uniphase Telecommunications Products, Inc. 1995
Flexible Stock Incentive Plan; the Registration Statement (Form S-8 No.
333-39423) pertaining to the Uniphase Corporation Amended and Restated 1993
Flexible Stock Incentive Plan and the 1996 Nonqualified Stock Option Plan; the
Registration Statement (Form S-8 No. 333-62465) pertaining to the Uniphase
Corporation 1998 Employee Stock Purchase Plan and the Uniphase Corporation
Amended and Restated 1993 Flexible Stock Incentive Plan; the Registration
Statement (Form S-8 No. 333-70339) pertaining to the Broadband Communications
Products, Inc. 1992 Key Employee Incentive Stock Option Plan, the 1997 Employee
Stock Option Plan and the 1997 Nonqualified Stock Option Plan; the Registration
Statement (Form S-8 No. 333-81911) pertaining to the JDS FITEL Inc. 1994 Stock
Option Plan and 1996 Stock Option Plan; the Registration Statement (Form S-8 No.
333-81909) pertaining to the Uniphase Corporation Amended and Restated 1993
Flexible Stock Incentive Plan, the 1996 Nonqualified Stock Option Plan, and the
1998 Employee Stock Purchase Plan; the Registration Statement (Form S-8 No.
333-90301) pertaining to the JDS Uniphase Corporation 1999 Canadian Employee
Stock Purchase Plan; the Registration Statement (Form S-8 No. 333-91313)
pertaining to the EPITAXX, Inc. Amended and Restated 1996 Employee, Director and
Consultant Stock Option Plan; the Registration Statement (Form S-8 No.
333-96481) pertaining to the Optical Coating Laboratory, Inc. 1993 Incentive
Compensation Plan, the 1995 Incentive Compensation Plan, the 1996 Incentive
Compensation Plan, the 1998 Incentive Compensation Plan, the 1999 Incentive
Compensation Plan, the 1999 Director Stock Plan and the 1999 Employee Stock
Purchase Plan; the Registration Statement (Form S-8 No. 333-36114) pertaining to
the Cronos Integrated Microsystems, Inc. 1999 Stock Plan; the Registration
Statement (Form S-8 No. 333-40696) pertaining to the E-TEK Dynamics, Inc. 1997
Executive Equity Incentive Plan, the 1997 Equity Incentive Plan, the 1998
Director Option Plan and the 1998 Stock Plan; the Registration Statement (Form
S-8 No. 333-46846) pertaining to the Epion Corporation 1996 Stock Option Plan;
the Registration Statement (Form S-8 No. 333-50176) pertaining to the Epion
Corporation 1996 Stock Option Plan; the Registration Statement (Form S-8 No.
333-50502) pertaining to the JDS Uniphase Corporation Amended and Restated 1993
Flexible Stock Incentive Plan and the 1999 Canadian Employee Stock Purchase
Plan; the Registration Statement (Form S-8 No. 333-53642) pertaining to the JDS
Uniphase Corporation 1998 Employee Stock Purchase Plan; the Registration
Statement (Form S-8 No. 333-55182) pertaining to the Epion Corporation 1996
Stock Option Plan; the Registration Statement (Form S-8 No. 333-55560)
pertaining to the SDL, Inc. 1992 Stock Option Plan and the 1995 Stock Option
Plan; the Registration Statement (Form S-8 No. 333-55796) pertaining to the
Optical Process Automation, Inc. 2000 Stock Option and Incentive Plan and the
2000 Series B Preferred Stock Option Plan; the Registration Statement (Form S-8
No. 333-58718) pertaining to the JDS Uniphase Corporation Amended and Restated
1993 Flexible Stock Incentive Plan; the Registration Statement (Form S-3 Nos.
333-27931, 333-70351, 333-91827, 333-39436, 333-48930) of JDS Uniphase
Corporation (formerly Uniphase Corporation) of our report dated September 12,
2001, with respect to the consolidated financial statements and schedule of JDS
Uniphase included in this Annual Report (Form 10-K) for the year ended June 30,
2001.

                                                        /S/ Ernst & Young LLP

San Jose, California
September 17, 2001