Patent ID: 9236543
Filing Date: 2016-01-12
CPC Classification: F21V,G02B,H01L

Claim Text:
1. A light emitting device comprising: a light emitting chip; and an optical lens over the light emitting chip, wherein the optical lens comprises: an incident surface into which a light emitted from the light emitting chip is incident; a recess portion opposite to the incident surface and recessed in a direction of the incident surface; an exit surface provided at a peripheral part of the recess portion to output a light incident through the incident surface; and a convex portion protruding between the recess portion and the exit surface and connected with at least one of the recess portion and the exit surface through an inflection point, and wherein the convex portion is located inward of a line segment ranging from the light emitting chip to a first inflection point provided at an outermost portion of the recess portion, wherein the light emitting device further comprises a reflective member on the recess portion of the optical lens, and wherein a top surface of the reflective member has a position lower than a position of an apex of the optical lens, and higher than a position of the first inflection point provided at the outermost portion of the recess portion.