Apparatus for manufacturing optical element, method of...

Optical: systems and elements – Lens

Reexamination Certificate

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C359S628000

Reexamination Certificate

active

08064139

ABSTRACT:
An apparatus for manufacturing an optical element includes: a flexible stamper having a transfer portion transferring a predetermined shape and having changeable curvature; a stamper holding mechanism holding the stamper; an element holding mechanism holding an optical element having a convex or concave curved surface, the curved surface serving as a transferred surface to which the shape of the transfer portion of the stamper is transferred; a curvature changing mechanism changing the curvature of the stamper in accordance with curvature of the transferred surface of the optical element; and a moving mechanism moving at least one of the stamper held by the stamper holding mechanism and the optical element held by the element holding mechanism in a direction in which the transfer portion of the stamper moves away from or closer to the transferred surface of the optical element.

REFERENCES:
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patent: 5694246 (1997-12-01), Aoyama et al.
patent: 6147732 (2000-11-01), Aoyama et al.
patent: 2005/0140033 (2005-06-01), Jiang et al.
patent: 50003656 (1975-02-01), None
patent: 2004288845 (2004-10-01), None
patent: 2006-130841 (2006-05-01), None
patent: 2007-516870 (2007-06-01), None
patent: 2008183833 (2008-08-01), None
patent: 2008230027 (2008-10-01), None
Office Action from Japanese Application No. 2009-019661, dated Oct. 28, 2010.

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