Patent ID: 8129744
Filing Date: 2012-03-06
Classification: H01L

Abstract:
1. A light emitting device comprising: a substrate; a light emitting unit on the substrate; and an encapsulation unit having a first region corresponding to the light emitting unit and a second region outside of the first region to couple with the substrate via a sealant, the first region including a central area and an edge area about the central area, wherein the central area of the first region has a flat shape and the edge area of the first region has a positive curvature that projects away from the substrate, wherein the second region is coupled at a periphery of the substrate, and a height between a first plane defined by a lower surface of the encapsulation unit at the second region and a second plane defined by a lower surface of the encapsulation unit at the central area is 10 μm to 100 μm, wherein the first region and the second region have a same thickness.