Methods for eyeglass lens curing using ultraviolet light
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United States of America Patent
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Jul 27, 1999
Issued Date -
N/A
app pub date -
Jun 14, 1996
filing date -
Apr 19, 1996
priority date (Note) -
Expired
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Abstract
Method and apparatus for making and coating a plastic lens. Oxygen barrier containing photoinitiator is used to cure incompletely cured lens portions. Radiation pulses are used to control lens curing rate. Lens is postcured while in a mold cavity using a conductive heat source.
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