OSRAM Opto Semiconductors at the 97th Annual Chicago Automotive Show February 11-20, 2005

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OSRAM Opto Semiconductors announces its participation in the 97th annual Chicago Automotive Show. The Chicago Auto Show is sponsored by the Chicago Trade Association and is the largest auto show in North America.

The Chicago Auto Show is the premier venue for worldwide and North American automotive introductions. On display is a complete range of domestic and imported passenger cars and trucks, sport utility vehicles and experimental and concept cars. This event will showcase over 1000 vehicles as well as numerous accessory displays and auto-related exhibits.

WHAT:   OSRAM Opto Semiconductors at the 97th annual Chicago
        Auto Show. See OSRAM's products and solutions in the:

        -- Nissan "AZEAL"
        -- Ford Syn US Concept Vehicle
        -- Ford Shelby G1

WHEN:   February 11 - 20, 2005

WHERE:  McCormick Place, Chicago, Illinois 

DISPLAY:  OSRAM demonstrations will include:

        -- OSRAM's surface-mount technology (SMT) Power TOPLED(R) and
        Golden DRAGON(TM) LEDs in the AZEAL's forward styling lights,
        frosted tail lights, low-profile airbrake CHMSL and various
        interior accent illumination

        -- OSRAM's yellow and white Power TOPLEDs, providing accent
        illumination on the Ford Syn US concept vehicle

        -- OSRAM's highly efficient ThinGAN(R) chip technology used in
        the Ford Shelby G1 projection headlights

For more information on OSRAM Opto Semiconductors, please visit:
www.osram-os.com. For additional information on the Chicago Auto Show,
please visit: http://www.chicagoautoshow.com

                TO ARRANGE A BRIEFING, PLEASE CONTACT:
          Hilary Chalmers, Greystone Partners (845) 223-1950
                     hilary@greystonepartners.net

Golden DRAGON, Power TOPLED and ThinGAN are either trademarks or
registered trademarks of OSRAM Opto Semiconductors