Nanometrics to Present at the 2005 North American Technology Conference Hosted by RBC Capital Markets

Nanometrics Incorporated (Nasdaq: NANO), a leading supplier of advanced integrated and standalone metrology equipment for the semiconductor industry, today announced its participation at the upcoming RBC Capital Markets 2005 North American Technology Conference, being held August 1-4, 2005.

Information for this event is as follows:

Event:
2005 North American Technology Conference
Hosted by RBC Capital Markets
Four Seasons Hotel
San Francisco, CA

Date:
Thursday, August 4, 2005

Time:
Presentation at 11:30 a.m. PT (2:30 p.m. ET)

Speaker:
John Heaton, President & CEO

An audio-only webcast of the presentation can be accessed from Nanometrics’ investor web page at www.nanometrics.com.

About Nanometrics
Nanometrics is a leader in the design, manufacture and marketing of high-performance process control metrology systems used in the manufacture of semiconductors, integrated circuits and flat panel displays. Nanometrics metrology systems measure various thin film properties, critical circuit dimensions and layer-to-layer circuit alignment (overlay) during various steps of the manufacturing process, enabling semiconductor and IC manufacturers to improve yields, increase productivity and lower manufacturing costs. The Company maintains its headquarters in Milpitas, CA, with sales and service offices worldwide. Nanometrics is traded on NASDAQ under the symbol NANO. The Company’s website is http://www.nanometrics.com.

Contact:
Peter Gise
Nanometrics
408.435.9600