Incandescent lamp with selective color filter

Incandescent lamps with neodymium oxide vitreous coatings

Incandescent light source with transparent heat mirror

Infrared reflective lamp with envelope having straight sections

Interference filter for deuterium lamp for spectral analyzers

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