Patent ID: 8823048

Claim:
A light emitting apparatus comprising: a substrate; a light emitting device on the substrate; and a lens on the light emitting device, wherein the lens includes a center portion, a peripheral portion surrounding the center portion and a side portion surrounding the peripheral portion and having an outer side surface, wherein the center portion of the lens has a first top surface with a first recess and a first bottom surface with a second recess, the first and second recesses opposite to each other, wherein the first recess has an inwardly-concave curvature shape, wherein the first recess has a width greater than that of the second recess, wherein a thickness of the outer side surface of the side portion is smaller than a depth of the second recess of the center portion, and wherein the peripheral portion of the lens has a second rounded-top surface extending from the first top surface to the side portion, and wherein the second rounded-top surface of the peripheral portion has a continuing surface between the center portion and the side portion.