Patent ID: 9648291
Date: 2017-05-09
CPC Classifications: F21V,G02B,G03B,H04N

Claim:
1. A light source device comprising: first and second light sources which generate blue laser light as excitation light; a phosphor which is excited by the excitation light from the first and second light sources to generate yellow fluorescent light; and a mirror which guides the excitation light from the first and second light sources to the phosphor and transmits the fluorescent light from the phosphor, wherein the mirror includes a first region which reflects the excitation light and transmits the fluorescent light and a second region which transmits the fluorescent light and diffused excitation light which is diffused and reflected in the phosphor, and wherein the first region is installed corresponding to a first portion on which the excitation light from the first light source is incident and a second portion on which the excitation light from the second light source is incident.