| 摘要 |
The invention provides an optical part, whose set-up position, shape, and size are properly controlled, and its manufacturing method. The optical part of this invention can include a substrate having an optical surface, a spire part being set up in a manner of surrounding the optical surface, and an optical member at least partly being placed on the optical surface. A tip of the spire part is located at a higher position than the optical surface.
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