OSRAM Opto Semiconductors at LIGHTCongress 2005, New York, NY February 16, 2005

--OSRAM Opto Semiconductors announces its participation in LIGHTCongress(C) 2005. LIGHTCongress, considered a preview to LIGHTFair 2005, is a premier forum for industry leaders to meet, discuss and debate the hottest lighting topics. This conference will address the latest trends, product designs and technology driving the lighting revolution. For additional information, visit: www.LIGHTCongress.com.

  WHAT:    OSRAM Opto Semiconductors at LIGHTCongress 2005:

           --  Providing an executive panelist to discuss the impact
               of LED lighting

           --  Showcasing innovative product designs based on
               proprietary technology

           --  Exhibiting the new "green" OSTAR(TM) solution, 
               a compact, high-power LED for projection applications

  WHEN:    February 16, 2005
           8:30 a.m. - 1:30 p.m.

  WHERE:   Grand Hyatt New York
           Park Avenue at Grand Central

  WHO:     Michelle Huang, Manager, LED Applications Engineering,
           OSRAM Opto Semiconductors

           --  Panel discussion: "LEDs: A New Order of Magnitude"
               Panel 1: 9:00 a.m. - 10:15 a.m. - LEDs and New
               Technology
               Moderator: Dr. N. Narendran, Director of Research at
               the Lighting, Research Center at the Rensselaer
               Polytechnic Institute (RPI)

           Panel 2 will feature:
           --  Environmental and Energy
               Moderator: Peter Jacobson, ConEdison

           Panel 3 will feature:
           --  Lighting Designs and Trends Shaping the Future
               Moderator: Leni Schwendinger, Light Projects LTD

For more information on OSRAM Opto Semiconductors, please visit: www.osram-os.com. To schedule a briefing with Michelle Huang, please contact: Hilary Chalmers, Greystone Partners (c) 845-242-3733 hilary@greystonepartners.net

OSTAR is a trademark of OSRAM Opto Semiconductors.