Optical element forming metal mold and method of...

Static molds – Container-type molding device – Of named component

Reexamination Certificate

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C249S114100, C249S115000, C249S116000, C425S808000, C065S026000, C065S374110, C065S374120, C065S374130, C427S133000

Reexamination Certificate

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07922146

ABSTRACT:
A method of forming an optical element forming metal mold to form an optical element, having steps of: laminating a heat insulation layer13on a surface of the base member11where the optical element is formed; laminating an intermediate metal layer14on a surface of the heat insulation layer13by thermal spraying; laminating a surface forming layer15, on which a surface shape to be transferred to the optical element is formed, on the intermediate metal layer14; wherein the intermediate metal layer14is laminated in a way that parts of the heat insulation layer13are exposed substantially evenly from the intermediate layer14.

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patent: 6986857 (2006-01-01), Klemm et al.
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patent: 2005/0285287 (2005-12-01), Okumura et al.
patent: 2007/0040291 (2007-02-01), Naito
patent: 2009/0278270 (2009-11-01), Nakatsuka et al.
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patent: 2002-096335 (2002-04-01), None
patent: 2002096335 (2002-04-01), None
patent: 2004-175112 (2004-06-01), None
patent: 2004175112 (2004-06-01), None
Translation of JP 2002-96335.
Abstract of JP 2002-096335 (Minolta Co Ltd).

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