Patent ID: 6811287
Filing Date: 2004-11-02
Classification: B60Q,F21S,F21V

Abstract:
A vehicular lamp comprising:a housing; a single light emitting diode as a light source, adapted to attach to a base of said housing and capable of emitting a minimum flux of approximately 20 lumens; a lens, adjacent to said light emitting diode, having a front wall and a side wall, wherein said front wall is spherical and comprises a front surface and a rear surface; said rear surface of said lens comprising a plurality of catadioptric prism rings, an aspheric center lens, and a plurality of linear prism optics for distributing the light emitted from said light emitting diode horizontally and vertically; wherein the combination of said prism rings, said center lens, and said linear prism optics produce a composite light distribution with a minimum angulation substantially 10Â° above and below a longitudinal axis of said lamp and a minimum angulation substantially 20Â° left and right of a vertical axis of said lamp.