Patent ID: 7223000

Claim:
A vehicle lighting device comprising: a light source disposed on an optical axis extending in front and rear directions of the vehicle lighting device; and a reflector having a transmissive member that reflects light emitted from the light source toward a front of the vehicle lighting device; wherein the reflector includes a plurality of fan-shaped reflective regions, each of the plurality of fan-shaped reflective regions includes a predetermined number of protruding portions formed on an exterior surface of the reflector and extending in a radial direction with respect to the optical axis, each of the protruding portions has a total reflection prism of which a cross section belonging to a plane perpendicular to the optical axis is set to have approximately a V shape, and a fan-shaped reflective region of the plurality of fan-shaped reflective regions located in left and right directions of the optical axis reflects the light emitted from the light source in a direction deviating from the direction of the optical axis within a plane including the optical axis, more than a fan-shaped reflective region located in up and down directions of the optical axis.