Patent ID: 9530947
Filing Date: 2016-12-27
CPC Classification: F21K,F21V,F21Y,G02B,G02F,H01L

Claim Text:
1. A light emitting module, comprising: a circuit board; light emitting elements disposed on the circuit board, each light emitting element comprising: a lens disposed on the light emitting elements and configured to diffuse light emitted from the light emitting elements, wherein the lens comprises a concave part comprising a light incident surface and an upper surface through which the light incident on the lens is emitted, at least one of the light incident surface and the upper surface comprises sections disposed at least 15° from a central axis and sequentially connected in a first direction, the sections comprise sequentially connected first, second, and third sections, and thicknesses of the first, second, and third sections are each at least 1 μm, and are less than the width of the light emitting element.