Patent ID: 9163805
Filing Date: 2015-10-20
Classification: F21K,F21V,F21Y,G02B

Abstract:
1. An LED module for double-sided lighting comprising: a circuit board having an LED mounted thereon; a heat sink located on a lower portion of the circuit board; and an LED lens mounted on the circuit board and including a light receiving portion receiving light from the LED, a first light transmitting portion corresponding to the light receiving portion and transmitting a portion of the light in an upward direction therefrom, a reflective portion extended from the first light transmitting portion and reflecting a portion of the light, and a second light transmitting portion facing the first light transmitting portion and transmitting the light reflected by the reflective portion in a downward direction therefrom, the LED lens including a light diffusion agent dispersed therein, wherein the heat sink is entirely disposed inside the LED lens with side surfaces contacting inner surfaces of the LED lens, a bottom surface of the heat sink being exposed from the second light transmitting portion.