Light Emitting Diode (276-0026) Features Faxback Doc. # 9746 This device is a large area light source which contains diffusing particles in the plastic encapsulant. When the device is "ON", it appears as a large, soft light source, making it ideally suited for front panel applications. The LED (light emitting diode) is contained in a black case, giving excellent contrast when "ON". (ALL-05/18/95)