Patent ID: 7635199

Claim:
An illumination device, comprising: a substrate having a top surface; a plurality of light sources attached on the top surface of the substrate; a light reflection shell having a reflection body and a diffusion member arranged a distance from the light sources; wherein the reflection body comprises a reflection surface situated a distance from the light sources, and the diffusion member comprises a diffusion surface situated a distance from the reflection surface; the reflection body being fixedly attached on the top surface of the substrate at a position spaced apart from the light sources, and the reflection surface extending at an inclined angle from the top surface of the substrate toward an upside of the light sources; whereby the light emitted from the light sources is reflected by the reflection surface toward the diffusion surface and then radiates outwardly through the diffusion surface to a surrounding environment of the shell; and a housing having a plurality of air circulation openings on side walls; wherein the shell covers the housing, and slots located on sides of the shell are aligned with the plurality of openings on the housing.