Patent ID: 6464382
Filing Date: 2002-10-15
Classification: F21S,F21V

Abstract:
Light emitting apparatus for a motor vehicle, comprising:a light source; a diffusing means disposed in relation to the light source so as to receive light from the light source to diffuse said light, wherein said diffusing means comprise a plate translucent to said light, said plate comprising a mass of a transparent first material having a first refractive index; and a plurality of inclusions embedded in said mass, each of said inclusions having a multi-layered structure, said multi-layered structure having a core and at least one successive layer, wherein said core and said at least one successive layer are constructed from different materials, at least one successive layer being constructed of said first material and said core being of a transparent second material having a second refractive index different from the first refractive index, wherein ratio x of said first refractive index and said second refractive index lies in the range of 0.93&lE;Ã—<1 and 1