Patent ID: 8092062
Filing Date: 2012-01-10
Classification: G02B

Abstract:
1. A light-emitting element, comprising: a plurality of light sources; a first light guide plate formed by a plurality of strip-shaped light guide bodies arranged in parallel with each other, where each of the plurality of strip-shaped light guide bodies has a light incident surface on which light from a corresponding one of the light sources is incident, and a light-emitting surface from which light from the light incident surface is emitted, and on which a plurality of prisms are formed; and a second light guide plate which is positioned so as to face the light-emitting surface side of the first light guide plate, has prisms formed on a surface of the first light guide plate side in a shape that meshes with a shape of the prisms of the first light guide plate, and is formed by a fewer number of light guide bodies arranged in parallel than the strip-shaped light guide bodies.