| CPC G02F 1/133305 (2013.01) [G02F 1/133617 (2013.01); G02F 1/1339 (2013.01); H10K 50/8426 (2023.02)] | 16 Claims |

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1. A display device comprising:
a first substrate including a first area, a second area surrounding the first area, and a third area surrounding the second area;
a second substrate facing the first substrate in a thickness direction;
a sealing member between the first substrate and the second substrate at the third area;
a color filter layer under the second substrate;
a first layer under the color filter layer and with a different refractive index than adjacent layers;
a second layer under the first layer and overlapping with the sealing member;
a third layer under the second layer and above the first substrate; and
a capping layer between the second layer and the third layer and extending in the thickness direction to cover a side surface of the first layer.
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