OPTICAL SEMICONDUCTOR ILLUMINATION DEVICE

摘要

The present invention relates to an optical semiconductor illumination device which enables an entire product to be made lightweight, improves heat dissipation efficiency by inducing natural convection, facilitates product assembly, installation, repair, and maintenance, raises the efficiency of arrangement per unit area of the semiconductor optical element, and provides a product having high reliability by providing an embodiment in which a first heat dissipation path is formed in the direction in which a heat dissipation unit is formed, wherein the heat dissipation unit is radially arranged in a housing on which a light-emitting module is mounted, and a second heat dissipation path is formed along the edge of the light-emitting module, and an embodiment of the concept of a light engine which includes an engine main body comprising the light-emitting module, an optical member, and the heat dissipation unit and in which the bottom surface is widens from one side to the other.