Halophosphate phosphor and fluorescent lamp using the same
Helical wire coil in solenoidal lamp tip-off region wetted by al
High color rendering fluorescent lamp
High contrast display device
High efficiency fluorescent lamp with low color rendering...
High intensity discharge headlamp assembly
High intensity lamp
High lumen output fluorescent lamp with high color rendition
High luminance electrodeless projection lamp
High precision plasma display apparatus
High pressure discharge lamp and method of manufacturing an...
High pressure mercury vapor discharge lamp with outer bulb
High voidage phosphor layer and vacuum UV excited light...
High-efficiency light source
High-frequency electrodeless fluorescent lamp
High-frequency fluorescent lamp
High-intensity-discharge lamp with improved color rendition of i
High-pressure glow discharge lamp
High-pressure mercury-vapor lamp having a plural phosphor coatin
High-pressure mercury-vapor lamp which has both improved color r