Patent ID: 9657923
Date: 2017-05-23
CPC Classifications: F21V,F21Y

Claim:
1. A light emitting module comprising: a module body having a first side and a second side opposite to the first side; a light source unit located at the first side of the module body; an air hole formed through the module body from the first side of the module body to the second side of the module body for allowing air to flow therethrough; an optical cover covering the light source unit, the optical cover having a cover hole at a location corresponding to the air hole, wherein the optical cover comprises: an air guide unit located at an edge of the air hole, wherein the air guide unit extends in a direction away from the second side of the module body, the air guide unit being in communication with the air hole to guide the flow of air therethrough, wherein the air guide unit is located outside the module body, and wherein the air guide unit forms a closed space.