Zygo TeraOptix receives purchase order from Lightchip

Feb. 23, 2001
Feb. 23, 2001--Zygo TeraOptix, a component supplier for the optical telecommunications market, announced the receipt of a significant purchase order from Lightchip, Inc. of Salem, New Hampshire.

Zygo TeraOptix (NASDAQ:ZIGO), a component supplier for the optical telecommunications market, announced the receipt of a significant purchase order from Lightchip, Inc. of Salem, New Hampshire.

The purchase order covers components critical for Lightchip's Wavelength Division Multiplexing systems, to be delivered over the next few quarters.

A registration statement relating to the Company's common stock has been filed with the Securities and Exchange Commission but has not yet become effective. These securities may not be sold nor may offers to buy be accepted prior to the time the registration statement becomes effective. This press release shall not constitute an offer to sell or the solicitation of an offer to buy nor shall there be any sale of these securities in any state in which such offer, solicitation or sale would be unlawful prior to registration or qualification under the securities laws of any such state.

About Zygo Corporation:

Located in Holliston, Massachusetts, Zygo TeraOptix is a wholly owned subsidiary of Zygo Corporation, chartered to develop and commercialize components, subsystems and equipment for the optical telecommunications and information technology industries. For more information, visit www.zygo.com.