Is a
Patent attributes
Current Assignee
Patent Jurisdiction
Patent Number
Patent Inventor Names
Yuichi Shibazaki0
Date of Patent
December 26, 2006
0Patent Application Number
101110650
Date Filed
August 10, 2001
0Patent Citations Received
Patent Primary Examiner
Patent abstract
An optical element holding apparatus provided with a holding portion for holding a flange portion of an optical element. The holding portion includes a bearing surface block having a bearing surface, which contacts the flange portion, and a bearing surface block support mechanism, which rotatably supports the bearing surface block about a tangential axis of the optical element. This structure holds the optical element with the optical element holding apparatus in a kinematical manner and maintains satisfactory imaging performance in the optical element.
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