Patent ID: 8696172
Filing Date: 2014-04-15
Classification: F21K,F21V,F21W,F21Y,G02B

Abstract:
1. A lens, and a light emitting diode (LED) being adapted to be disposed in the lens, and the lens having an accommodating portion, a first light exiting surface and a second light exiting surface, wherein the first light exiting surface is located above the accommodating portion and having a first sub light exiting surface and a second sub light exiting surface, the first sub light exiting surface is a planar surface, and the second sub light exiting surface is a slope or a curved surface, surrounds the first sub light exiting surface and is connected to the second light exiting surface, the second light exiting surface surrounds the first light exiting surface, located outside the accommodating portion, and has a third sub light exiting surface and a fourth sub light exiting surface, the third sub light exiting surface is a concave and curved surface and connected to the first light exiting surface, and the fourth sub light exiting surface is a curved surface.