Method and device for treating spectacle glasses by means of a CNC-controlled spectacle glass treatment machine
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United States of America Patent
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-
Feb 1, 2005
Grant Date -
Oct 24, 2002
app pub date -
Jun 19, 2002
filing date -
Mar 18, 2000
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A process of machining spectacle lenses using of a CNC spectacle lens-machining machine is provided. The process includes positioning the rough-cast lens on a holder in the spectacle lens-machining machine, machining an optical surface and/or the edge of the rough-cast lens in accordance with predetermined optical and/or shape-related values, continuously or cyclically checking the position of the rough-cast lens on the holder during machining using a sensor, and continuously or cyclically incorporating any recorded displacement of the rough-cast lens on the holder in the spectacle lens-machining values.
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Family
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