Patent ID: 9039242
Filing Date: 2015-05-26
Classification: F21K,F21V,F21Y

Abstract:
1. A lighting device comprising: a heat sink which comprises one surface and a receiving recess; a light emitting module which is disposed on the one surface of the heat sink and comprises a substrate and a plurality of light sources disposed on the substrate, wherein the substrate has a first hole disposed at the center thereof and a second hole; a power controller which is electrically connected to the light emitting module through the second hole of the substrate and is disposed in the receiving recess of the heat sink, wherein the light emitting module comprises a first light emitting module comprising a first substrate and a first light source, and a second light emitting module comprising a second substrate and a second light source, wherein the first substrate and the second substrate are disposed adjacent to each other, and the first light source and the second light source are disposed adjacent to each other, and wherein a distance from the center of the first light source to the center of the first hole of the first substrate is substantially the same as a distance from the center of the first light source to the center of the second light source.