| http://www.w3.org/ns/prov#value | - Asshown in FIGS. 1 and 2, the optical lens 1 in the present embodiment, which is used in an optical apparatus such as a camera, includes a lens portion 2 having a convex lens surface 20 on each side and a plate-like edge portion 3 which is formed at thecircumferential edge of the lens portion 2.The lens portion 2, having the convex lens surfaces 20 on each side, refracts and transmits light.
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