Lamp having controllable spectrum
Lamp including sulfur
Lamp with electrodes for increased longevity
Light source apparatus with a spherical optical member
Light source device using a double-tube dielectric barrier disch
Light source in the form of an arc lamp, a sealed beam light sou
Low breakdown voltage gas discharge device and methods of manufa
Low pressure arc discharge tube having increased voltage
Low pressure discharge lamp with end-of-life structure
Low pressure mercury vapor discharge lamp and manufacturing...
Low voltage incandescent lamp with dual envelope
Low-pressure mercury vapor discharge lamp
Low-pressure mercury vapor discharge lamp and...
Low-pressure mercury-vapor discharge lamp having electrode...