Is a
Patent attributes
Patent Jurisdiction
Patent Number
Date of Patent
April 24, 2007
Patent Application Number
11393294
Date Filed
March 30, 2006
Patent Primary Examiner
Patent abstract
Optical elements are provided. An optical element is formed by injecting resin material into a mold through a gate in a first direction. The optical element includes a main body, a flange surrounding and connecting the main body, and a curved depression formed between the main body and the flange. The main body has a central axis and a first curved surface. The flange includes an annular abutting surface and a connecting portion. The connecting portion has a connecting surface connecting the first curved surface and the abutting surface. Both of the abutting surface and the connecting surface are perpendicular to the central axis.
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