Patent ID: 9121570
Filing Date: 2015-09-01
Classification: F21V,G02B,G03B

Abstract:
1. An illumination light generation apparatus comprising: a light source unit including first and second light source groups that radiate a plurality of light beams, respectively, the first and second light source groups facing each other; and an emission unit that emits a composite light beam in a predetermined direction and includes wherein the emission part generates the composite light beam by reflecting the plurality of light beams radiated from the first light source group and the plurality of light beams radiated from the second light source group in the predetermined direction, wherein the emission unit further includes a second reflection part that faces the first reflection part, wherein the second reflection part is configured to reflect the plurality of light beams radiated from the second light source group to the first reflection part, and wherein the first reflection part is configured to reflect the plurality of light beams reflected from the second reflection part to the emission part.