Photochromic intraocular lenses and methods of making the same
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United States of America Patent
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Mar 13, 2012
Grant Date -
Dec 22, 2005
app pub date -
Jun 13, 2005
filing date -
Jun 18, 2004
priority date (Note) -
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Abstract
Intraocular lenses containing a photochromic agent, are disclosed. Specifically, the foldable intraocular lens of the present invention comprises an optic body made from a crosslinked material comprising at least one monomer, a crosslinker, a UV absorber, and a photochromic agent which has a maximum absorption peak of about 400-500 nm in its excited state. The lens has a glass transition temperature of about 37° C. or lower. Methods for making these intraocular lenses are also taught.
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