Patent ID: 9594197
Date: 2017-03-14
CPC Classifications: B29C,B29D,B29L,G02B

Claim:
1. An optical element comprising: a base having a curved depression formed in a front surface thereof; and a formed layer arranged on the base, wherein the formed layer includes a first portion in the depression as viewed from a depth direction of the depression and a second portion on the front surface of the base while connecting to the first portion, an opposite surface of the first portion to a surface thereof on a side of an inner surface of the depression is formed like a concave curve that is concave in a same direction as the inner surface of the depression, a predetermined surface of the first portion that is opposed to the inner surface of the depression is provided with an optical function part, a thickness of at least a part of the second portion in the depth direction of the depression is greater than a thickness of at least a part of the first portion, and the second portion is formed on the front surface, and the inner surface of the depression being a curved surface and the front surface of the base being a flat surface are contiguous.