Apparatus for processing chamfering of eyeglass lens

Details Apparatus for processing chamfering of eyeglass lens Apparatus for processing chamfering of eyeglass lens

2006-03-27

2010-06-22

Rachuba, Maurina (Department: 3727)

Abrading

Precision device or process - or with condition responsive...

Computer controlled

C451S008000, C451S256000

Reexamination Certificate

active

07740520

ABSTRACT:
An apparatus for processing a chamfering of an eyeglass lens, including means for inputting a width of the chamfering and a range of the chamfering from a periphery of a lens shape at at least one position adjacent to a nose or far away from the nose, arithmetic control means for obtaining a trace for the chamfering on a refractive surface of the eyeglass lens and obtaining the position of the edge end of the eyeglass lens after the processing of the chamfering, and means for displaying the trace of the chamfering by overlapping the lens shape.

REFERENCES:
patent: 5485399 (1996-01-01), Saigo et al.
patent: 5775973 (1998-07-01), Watanabe
patent: 5895314 (1999-04-01), Kitao et al.
patent: 5934972 (1999-08-01), Gottschald
patent: 6050877 (2000-04-01), Shibata et al.
patent: 6059635 (2000-05-01), Mizuno
patent: 6427094 (2002-07-01), Mizuno
patent: 6688944 (2004-02-01), Hatano et al.
patent: 10-225854 (1998-08-01), None
patent: 10-225855 (1998-08-01), None
patent: 2002-126985 (2002-05-01), None
Japan Patent Office, First Office Action in JP 2003-113360, mailed Apr. 17, 2007, Japan Patent Office, Japan.

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