Method and apparatus for polishing optical lenses
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United States of America Patent
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Apr 27, 1993
Grant Date -
N/A
app pub date -
Oct 24, 1991
filing date -
Oct 24, 1991
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A new and improved method and apparatus for polishing optical lenses using free-flowing polishing fluid (23) passing across a flexible permeable membrane (1). The free-flowing polishing fluid (23) forces the permeable membrane (5) to conform to the shapes and curves of an optical lens (2), polishing and cooling the lens (2) at the same time. In addition, the free-flowing polishing fluid (23) continually replenishes the polishing compound of the polishing fluid (23) during the polishing process.
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