Nanometrics to Present at the AeA Classic Financial Conference -
November 9-10, 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 AeA Classic Financial Conference, being held November 7–10, 2004.

Details for this event are as follows:

Event:
AeA Classic Financial Conference

Dates:
Tuesday, November 9, 2004
2:00 pm - 5:45 p.m. (Pacific Time)

Wednesday, November 10, 2004
8:00 a.m. - 12:45 p.m. (Pacific Time)

Location:
The Hyatt Regency Hotel
Monterey, CA

Speaker:
John Heaton, President & CEO
Paul Nolan, Vice President & CFO

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:
Paul Nolan
Nanometrics
408.435.9600