Lamp apparatus and method for re-using waste light
Lamp emitting visible and IR light
Lamp emitting visible and IR light
Lamp having interference film
Lamp that emits colored light
Lamp with coating for absorption of ultraviolet light
Light diffusing coating for exterior bulb surfaces
Light emitting device
Light emitting device with translucent semi-reflection layer...
Light emitting devices with patterned angular color dependency
Light-emitting device having grating for aligning...
Light-emitting display apparatus incorporating a circular...
Light-emitting display panel
Light-pervious, heat-reflecting filter and electric lamps having
Light-transmitting, thermal-radiation reflecting filter