Patent ID: 9354501
Filing Date: 2016-05-31
CPC Classification: G02B,G03B,H04N

Claim Text:
1. A projection apparatus comprising: a laser light output portion that outputs a laser light; a scanning portion that scans the laser light; and a projection portion on which a scanned laser light by the scanning portion is projected includes a lens member and a diffusion member, wherein the lens member includes a lens portion that splits a scanned laser light and the diffusion member includes an incident surface where a split laser light is incident, a diffusion portion that diffuses the split laser light, and an emitting surface where a diffused laser light is emitted, and the diffusion portion has a distance that is not less than a focal length of the lens member and is not more than about twice the focal length of the lens member between the diffusion portion and the lens member, and a distribution density of the diffusion portion in a vicinity of the emitting surface is higher than that in a vicinity of the incident surface in the diffusion member.