Patent ID: 9653506
Date: 2017-05-16
CPC Classifications: H01L

Claim:
1. An image sensor, comprising: a substrate including a photoelectric conversion region; an interlayer insulation layer including an interconnection line and formed on the substrate; a condensing pattern having a first refractive index, and including a first region and a second region, wherein each of the first region and the second region concentrates light, wherein the first region is upwardly protruding from the interlayer insulation layer and the second region is buried in the interlayer insulation layer; and a color filter formed on the first region and the second region of the condensing pattern to be directly contacted with the first region and the second region of the condensing pattern, wherein the color filter covers an entire surface of the first region and the second region of the condensing pattern, wherein the first region of the condensing pattern is not overlapped with the second region of the condensing pattern, and wherein a top surface of the second region of the condensing pattern has a same level as a bottom surface of the first region of the condensing pattern.