Patent ID: 7923908
Filing Date: 2011-04-12
Classification: H01J

Abstract:
1. A metal halide reflector lamp, comprising: a reflector having a base and an open end opposite the base, a burner having a discharge volume containing a metal halide fill, an outer jacket enclosing the burner and having a press seal with at least one electrical feedthrough, the burner being mounted within the outer jacket, the outer jacket being mounted within the reflector such that the press seal of the outer jacket is adjacent to the base of the reflector, the discharge volume of the burner having a proximal side near the press seal of the outer jacket and a distal side away from the press seal of the outer jacket, an optical element positioned within the outer jacket and mounted to the distal side of the burner, the optical element substantially interacting with light emitted from the discharge volume that is within a solid angle that has its vertex at the center of the discharge volume and is subtended by the open end of the reflector.