High-pressure mercury discharge lamp and lighting apparatus...

High-pressure mercury lamp

High-pressure mercury lamp, lamp unit, and image display device

High-pressure mercury vapor discharge lamp

High-pressure mercury vapor lamp incorporating a...

High-pressure metal halide discharge lamp with a fill containing

High-pressure sodium lamp

High-pressure sodium vapor lamp and ternary amalgam therefor

Highstrength discharge lamp with low glare and high...

Illumination apparatus and metal vapor discharge lamp

Increased efficacy arc tube for a high intensity discharge lamp

Indium halide and rare earth metal halide lamp

Ingredients for solenoidal metal halide arc lamps

Iodine getter for a high intensity metal halide discharge lamp

Lamp with improved color rendering

Light balance compensated mercury vapor and halogen high-pressur

Lightening device for metal halide discharge lamp

Long life metal halide lamp and an illumination optical apparatu

Long-lasting metal halide discharge lamp

Low mercury arc discharge lamp containing neodymium