- OSRAM Opto Semiconductors ranks among the world's leading manufacturers of opto-electronic semiconductors and is considered to be an authority on innovative light technologies. For nearly 40 years, the innovation leader's high-quality opto-electronic semiconductors have been setting standards in a wide variety of applications. The extensive product portfolio encompasses components for the fields of illumination, visualization and sensor systems. The best-known products are high-efficiency light-emitting diodes (LEDs), semiconductor lasers and infrared diodes (IREDs) detectors. For more information visit www.osram-os.com.