<PAGE>
EXHIBIT 23.2
CONSENT OF INDEPENDENT CERTIFIED PUBLIC ACCOUNTANT
We consent to the reference to our firm under the caption "Experts" in the
Registration Statement (Form S-3 No. [33-00000]) of Photon Dynamics, Inc. for
the registration of 1,295,000 shares of its common stock and to the
incorporation by reference therein of our report dated May 7, 1999 relating to
the consolidated financial statements of CR Technology, Inc. and Subsidiary,
included in the Annual Report on Form 10-K for the year-ended September 30, 1999
filed with the Securities and Exchange Commission.
/s/ CACCIAMATTA ACCOUNTANCY CORPORATION
--------------------------------------------------
Irvine, California
November 6, 2000