CYMER to Present at 2008 Southern California Investor Conference

SAN DIEGO--(Business Wire)--
Cymer, Inc. (Nasdaq:CYMI), the market's leading developer of light
sources used to create advanced semiconductor chips, today announced
that Cymer will present to investors at the Southern California
Investor Conference on Wednesday, September 3, 2008 at 11:00 am PDT at
the Island Hotel in Newport Beach, California.

Interested parties may listen to the presentation through a live
audio webcast at www.californiastocks.com. Listeners are encouraged to
visit the Web site at least 15 minutes prior to the start of the
scheduled presentation to register, download and install any necessary
audio software. Slides accompanying the presentation may be accessed
on the Investor Relations page of Cymer's Web site, www.cymer.com, and
may be viewed simultaneously by opening a second internet browser
window.

About Cymer

Cymer, Inc., is the market leader in developing laser light
sources, used by chipmakers worldwide to manufacture advanced
semiconductor chips. Cymer's light sources have been widely adopted by
the world's top chipmakers and the company's installed base comprises
more than 3,300 systems. Continuing its legacy of leadership, Cymer is
currently pioneering the industry's transition to extreme ultra-violet
(EUV) lithography, the next viable step on the technology roadmap for
the creation of smaller, faster chips. In 2007, Cymer was named one of
the "100 Fastest Growing Tech Companies" in the world by CNN
Money/Business 2.0. Further information about Cymer may be obtained
from the company's SEC filings, or by visiting www.cymer.com.

Media Contact
Formula
Kelly Hamor
619-234-0345
Hamor@formulapr.com
or
Cymer, Inc.
Paul Bowman
Vice President, Investor Relations
858-385-5312
PBowman@cymer.com

Copyright Business Wire 2008