Method of producing optical element forming die

Details Method of producing optical element forming die Method of producing optical element forming die

2006-04-18

2006-04-18

Nguyen, Nam (Department: 1753)

Electrolysis: processes, compositions used therein, and methods

Electroforming or composition therefor

Optical element

C205S205000, C205S070000

Reexamination Certificate

active

07029565

ABSTRACT:
A method of producing a die for forming an optical element including; a positioning step to fix temporarily under the state wherein a plurality of members at least one of which has a die transfer surface are positioned with their connection surfaces being put to face each other, and an electroforming connection step to connect both members by forming an electroforming mold on a circumference of the connection surface under the state where the plural members are positioned.

REFERENCES:
patent: 3671406 (1972-06-01), Mattia et al.
patent: 4394341 (1983-07-01), Wierschke
patent: 5723037 (1998-03-01), Herbert et al.
patent: 5770120 (1998-06-01), Kamihara et al.
patent: 6510709 (2003-01-01), Yamashita et al.
patent: 6578283 (2003-06-01), Nishi
patent: 2001-217099 (2001-08-01), None
patent: 2001-217099 (2001-10-01), None

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