Importance

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Abstract

An image sensor having a structure in which a light-blocking film having an excellent light-blocking effect is provided in a light-blocking region includes a first substrate including a first surface and a second surface, the first surface including a plurality of transistors, and the second surface being opposite to the first surface and configured to receive light, the first substrate comprising a pixel array region and a light-blocking region, an anti-reflection structure on the second surface of the first substrate in the pixel array region and the light-blocking region, and a light-blocking structure on the anti-reflection structure in the light-blocking region, wherein the light-blocking structure comprises a plurality of film that are sequentially stacked, the plurality of film including at least a first conductive film, a first insulating film, and a second conductive film.

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First Claim