Patent ID: 8844819
Filing Date: 2014-09-30
Classification: G03B,G06K,H04N

Abstract:
1. A reader device for reading a surface of an object, said reader device comprising: an object placing unit on which the surface is placed; a light emitting source which includes only a first plurality of light emitting elements and a second plurality of light emitting elements, the first and second plurality of light emitting elements illuminating the surface placed on the object placing unit; and an imaging unit which picks up an image of the surface illuminated by the first and second plurality of light emitting elements, wherein the second plurality of light emitting elements is arranged in a line a second distance away from the object placing unit, the first plurality of light emitting elements is arranged in a line a first distance being shorter than the first distance away from the object placing unit, and wherein the first plurality of light emitting elements includes at least an infrared light source.