Efficiency arc discharge lamp
Electric incandescent lamp
Electric incandescent lamp having truncated conical filament and
Electric lamp
Electric lamp arrangement with reflector
Electric lamp having an envelope with a specular light-reflectiv
Electric lamp vessel having a mirror coating with a sharply defi
Electric lamp with light-absorbing medium and interference film
Electric lamp, base for use therewith and method of assembling s
Electric lamp/reflector unit
Electric reflector lamp
Electric reflector lamp
Electric reflector lamp
Electric reflector lamp
Electric reflector lamp
Electric reflector lamp
Electric reflector lamp
Electric reflector lamp for use with IEC standard
Electrodeless high intensity discharge medical lamp
Electrodeless lamp with sealed ceramic reflecting housing