Is a
Patent attributes
Current Assignee
Patent Jurisdiction
Patent Number
Patent Inventor Names
Sheng-Jung Yu0
Date of Patent
July 13, 2010
0Patent Application Number
122338230
Date Filed
September 19, 2008
0Patent Primary Examiner
Patent abstract
An exemplary lens includes an optical axis, an optically active part, and an optically inactive part surrounding the optically active part. The optically inactive part includes a base and a peripheral sidewall extending in a direction parallel to the optical axis. The base is connected with the active part. The side wall is a hollow cylinder. The sidewall has an internal thread formed on an internal surface thereof.
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