公开(公告)号：US20210193721A1

公开(公告)日：2021-06-24

申请号：US16945965

申请日：2020-08-03

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Sanghoon KIM ,  Yunki LEE ,  Hyeongdong JO

IPC: H01L27/146 ,  G01J1/04 ,  G01J1/44 ,  G02B5/20 ,  G02B3/00

Abstract: An image sensor including: a substrate which has a first surface and a second surface opposite to the first surface and pixels arranged in a two-dimensional array, wherein each of the pixels includes a photodiode; a multi-wiring layer arranged on the first surface of the substrate; a color filter layer arranged on the second surface of the substrate and including color filters that respectively correspond to the pixels; and a lens layer arranged on the color filter layer and including a double-sided spherical lens, wherein the double-sided spherical lens includes at least two material layers having different refractive indexes.