Patent ID: 9627572
Date: 2017-04-18
CPC Classifications: G01S,G01V,H01L,H03K

Claim:
1. A light receiving and emitting element module comprising: a substrate; a light emitting element and a light receiving element on an upper surface of the substrate; an outer wall that is frame-shaped and encloses the light emitting element and the light receiving element on the upper surface of the substrate; and a light shielding wall that is positioned inside the outer wall and partitions an internal space of the outer wall into spaces respectively corresponding to the light emitting element and the light receiving element, wherein the light shielding wall includes a light emitting element-side shading surface on the light emitting element side, a light receiving element-side shading surface on the light receiving element side, and a lower surface that is connected to each of the light emitting element-side shading surface and the light receiving element-side shading surface, and that faces the substrate, and the lower surface is positioned above the light emitting element and has an inclined surface inclined with respect to the upper surface of the substrate.