SYSTEM, OPHTHALMIC LENS, AND METHOD FOR EXTENDING DEPTH OF FOCUS
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United States of America Patent
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Issued Date -
Aug 20, 2009
app pub date -
Feb 17, 2009
filing date -
Feb 15, 2008
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Abandoned
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Abstract
System, ophthalmic lens, and method for extending depth of focus includes an optic having a clear aperture disposed about a central axis. The optic includes a first surface and an opposing second surface. The first and second surfaces are configured to introduce an asymmetric aberration to the eye while maintaining the in-focus visual acuity.
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