LENS SURFACE WITH COMBINED DIFFRACTIVE, TORIC, AND ASPHERIC COMPONENTS
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United States of America Patent
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Issued Date -
Jun 25, 2009
app pub date -
Dec 21, 2007
filing date -
Dec 21, 2007
priority date (Note) -
Abandoned
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Abstract
In one aspect, the present invention provides an intraocular lens (IOL) that includes an optic comprising an anterior surface, a posterior surface, and a plurality of diffractive zones disposed on one of those surfaces. The surface having the diffractive zones has a profile characterized by a combination of aspheric and toric components.
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