Patent ID: 7125144

Claim:
An illumination device comprising: a plurality of light sources, each light source for irradiating light; a plurality of reflectors, each reflector having a reflection surface for reflecting said light, which is irradiated from said plurality of light sources; a first lens array having a plurality of lenses which are arranged a predetermined space apart from said plurality of reflectors, said plurality of lenses comprising first and second lenses; and a second lens array having a plurality of lenses which are arranged a predetermined space apart from said first lens array, wherein said first lens array is configured such that: a first plurality of images are formed a first predetermined space apart from each other on said plurality of lenses of said second lens array, said first plurality of images formed from light from said plurality of light sources passing through said first lens of said first lens array, a second plurality of images are formed a second predetermined space apart from each other on said plurality of lenses of said second lens array, said second plurality of images formed from light from said plurality of light sources passing through said second lens of said first lens array, and all or a part of said second plurality of images formed by said second lens is arranged substantially among said first plurality of images formed by said first lens, and said second lens array is configured such that said light forming said first and second pluralities of light source images on said second lens array illuminates a light-receiving surface in a predetermined relation.