Ophthalmic lens having a yellow dye light blocking component
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United States of America Patent
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Mar 12, 2013
Grant Date -
Nov 25, 2010
app pub date -
Feb 11, 2009
filing date -
Feb 12, 2008
priority date (Note) -
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Abstract
The invention is a polymeric ophthalmic lens material comprising a polymeric ophthalmic lens material comprising a) one or more lens-forming polymerizable monomers selected from the group of hydrophilic acrylate-substitute monomers, hydrophobic acrylate-substituted monomers, vinyl-substituted monomers, and platinum-catalyzed vinyl hydride addition-cured silicones, b) a polymerizable ultraviolet absorber and c) a polymerizable yellow dye. In one embodiment of the invention, the polymerizable ultraviolet absorber has the formula:
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