LASER LIGHT SOURCE DEVICE

摘要

A laser light source device including: a laser light source that emits laser beams from a plurality of light emitting points; and a polarization rotating unit that is arranged on a light axis of a laser beam output from one or a plurality of light emitting points of the laser light source, wherein the polarization rotating unit rotates a polarization of the laser beam output from one or a plurality of light emitting points by about 90°.