Milpitas, California. January 3, 2006.

Nanometrics to Present at the at the 8th Annual Needham & Company, LLC Growth Conference

Nanometrics Incorporated (Nasdaq: NANO), a leading supplier of advanced integrated and standalone metrology equipment for the semiconductor industry, will participate at the upcoming 8th Annual Needham & Company, LLC Growth Conference, being held January 10-13, 2006 at The New York Palace Hotel, NY.

Details for this event are as follows:

Event:
8th Annual Needham & Company, LLC Growth Conference

Date:
January 11, 2006

Time:
Presentation at 4:00 – 4:30 PM ET (1:00 – 1:30 PM PT)

Speaker:
Doug McCutcheon, Executive VP & CFO

An audio-only webcast of the presentation will be made available on 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 and integrated circuits. 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 integrated circuit manufacturers to improve yields, increase productivity and lower their 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. Nanometrics’ website is http://www.nanometrics.com.

Contact:
Doug McCutcheon
Nanometrics
408.435.9600