Process for preparing soft tinted lenses
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United States of America Patent
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Apr 11, 2000
Grant Date -
N/A
app pub date -
Nov 24, 1997
filing date -
Nov 25, 1996
priority date (Note) -
Expired
status (Latency Note)
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Abstract
A process for preparing a soft, tinted lens is described. The process comprises the steps of softening and tinting a xerogel lens 1, wherein the softening and the tinting are achieved by immersing the xerogel lens 1 in a single solution 5 capable of softening and tinting the xerogel lens 1.
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