Exhibit 23.1
CONSENT OF INDEPENDENT PUBLIC ACCOUNTANTS
To the Board of Directors
of Zygo Corporation
We consent to incorporation by reference in the Registration Statement dated
December 15, 2000, for the registration of shares for the Zygo Corporation
Employee Stock Purchase Plan and the Zygo Corporation Amended and Restated
Non-Qualified Stock Option Plan on Form S-8 of Zygo Corporation of our report
dated August 12, 2000, relating to the consolidated balance sheets of Zygo
Corporation and subsidiaries as of June 30, 2000 and 1999, and the related
consolidated statements of earnings, stockholders' equity and cash flows for
each of the years in the three-year period ended June 30, 2000, which report
appears in or is incorporated by reference into the June 30, 2000 annual report
on Form 10-K405 of Zygo Corporation.
KPMG LLP
Hartford, Connecticut
December 15, 2000
