Patent ID: 7726857
Filing Date: 2010-06-01
Classification: F21S,F21W,F21Y

Abstract:
1. A lamp unit for a headlamp of a vehicle, the lamp unit comprising: a projection lens disposed on an optical axis of the lamp unit; a light emitting device disposed on a rear side of a rear focal point of the projection lens; a reflector disposed so as to cover an upper side of the light emitting device; and a mirror member comprising an upwardly reflecting surface arranged between the reflector and the projection lens such that a front edge of the upwardly reflecting surface passes through the rear focal point of the projection lens, wherein the reflector forwardly reflects light from the light emitting device toward the optical axis, wherein the upwardly reflecting surface upwardly reflects part of the light reflected by the reflector, wherein the upwardly reflecting surface comprises: wherein the intermediate slope surface comprises: