Nanometrics to Present at the SG Cowen 32nd Annual Fall Technology Conference - September 8, 2004

Nanometrics, Inc. (Nasdaq: NANO), a leading supplier of advanced integrated and standalone metrology equipment for the semiconductor industry, today announced its participation at the SG Cowen 32nd Annual Fall Technology Conference, being held September 8-10, 2004.

Information for this event is as follows:

Event:
SG Cowen 32nd Annual Fall Technology Conference

Date:
Wednesday, September 8, 2004

Time:
Presentation at 1:30 p.m. PDT

Location:
The Boston Marriott Copley Place
Boston, MA

Speaker:
John Heaton, President & CEO

A live webcast of the presentation can be accessed from Nanometrics' website at www.nanometrics.com. If you are unable to participate during the live webcast, a recording will be made available.

About Nanometrics:
Nanometrics Incorporated is a leading supplier of advanced integrated and standalone metrology equipment used in the semiconductory industry. 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:
Peter Gise
Nanometrics
408.435.9600