Nanometrics to Announce Q4 & FY 2003 Finanical Results and Hold Conference Call on February 19, 2004

Nanometrics, Inc. (Nasdaq: NANO), a leading supplier of advanced integrated and standalone metrology equipment for the semiconductor industry, will announce its Q4 and FY 2003 financial results on Thursday, February 19, 2004 at 4:30 a.m. PT. A conference call will be held at 8:00 a.m. PT.

To participate in Nanometrics Q4 & FY 2003 financial results conference call:
Dial-In Telephone Number:
(800) 915-4836 / (973) 317-5319 (Int'l)

A live webcast of the conference call can be accessed at www.nanometrics.com.

If you are unable to participate during the live conference call, a webcast recording will be made available on Nanometrics' website at www.nanometrics.com.

About Nanometrics:
Nanometrics Incorporated is a leading supplier of integrated and automated metrology equipment used in advanced IC, flat panel display and magnetic head manufacturing. The Company's corporate office is located at 1550 Buckeye Drive, Milpitas, CA 95035, with sales and service offices worldwide. Nanometrics is traded on the NASDAQ National Market under the symbol NANO. Nanometrics' website is http://www.nanometrics.com.

Contact:
Paul Nolan
Nanometrics
408.435.9600