Patent ID: 6547416
Filing Date: 2003-04-15
Classification: F21S,F21V,F21Y

Abstract:
A light source comprisingan array of light emitting diode components (LEDs) comprising at least one LED in each of a plurality of colors or emitting light in each of a plurality of colors and a reflector tube having an entrance aperture, an exit aperture, a reflector body portion having a reflective circumferential wall extending between said apertures, and an optic axis extending between said apertures centrally of said wall, said array of LED components being arranged in said entrance aperture, and said circumferential wall of the reflector body portion being arranged to reflect and mix light from said array of LED components, wherein at least a portion of the circumferential wall of the reflector body has a polygonal cross-section taken normal to the optic axis, and at least a portion of the cross-section taken parallel to the optic axis includes segments of a curve joined one to the next to form a plurality of facets for reflecting light from said LED components to said exit aperture.