Patent ID: 7118258

Claim:
A vehicular headlamp comprising a projection lens, a light source, and a reflector; wherein said projection lens is disposed on an optical axis that extends in a vehicular longitudinal direction; said light source is disposed to a rear side of a rear side focal point of said projection lens; and said reflector reflects light from the light source in a forward direction which is substantially toward the optical axis, characterized in that: a portion of the reflector is structured as a mobile reflective portion so as to allow separation from a remaining general reflective portion through movement of the mobile reflective portion in a predetermined direction; and an additional reflector is provided in a rear vicinity of the mobile reflective portion, to which some light that is incident from the light source passes the mobile reflective portion when the mobile reflective portion separates from the general reflective portion and moves in the predetermined direction, wherein said incident light is reflected forward and substantially toward the optical axis.