<PAGE>
Exhibit 23.1
CONSENT OF INDEPENDENT AUDITORS
We consent to the incorporation by reference in the Registration Statement (Form
S-3) of Newport Corporation for the registration of 120,847 shares of its common
stock of our report dated January 25, 2000, with respect to the consolidated
financial statements and schedule of Newport Corporation included in its Annual
Report (Form 10-K) for the year ended December 31, 1999, filed with the
Securities and Exchange Commission.
/s/ Ernst & Young LLP
Orange County, CA
December 29, 2000
