Patent ID: 8708520
Filing Date: 2014-04-29
Classification: F21S,F21V,F21Y,G02F

Abstract:
1. An illumination device comprising: a light emitting substrate that has a plurality of light emitting portions arranged thereon; and a lens array that has a plurality of lenses each of which is opposed to each of the plurality of light emitting portions and through which passes the light emitted from the opposed light emitting portions, wherein the plurality of light emitting portions includes a first light emitting portion which is provided on the light emitting substrate and a second light emitting portion which is provided to be closer to an end portion of the light emitting substrate than the first light emitting portion, wherein the plurality of lenses includes a first lens which is opposed to the first light emitting portion and a second lens which is opposed to the second light emitting portion, wherein an optical center of the first lens coincides with a geometric center thereof, and wherein an optical center of the second lens is different from a geometric center thereof.