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SYSTEM, OPHTHALMIC LENS, AND METHOD FOR EXTENDING DEPTH OF FOCUS

  • US 20090210054A1
  • Filed: 02/17/2009
  • Published: 08/20/2009
  • Est. Priority Date: 02/15/2008
  • Status: Abandoned Application
First Claim
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1. An ophthalmic lens for an eye, the eye having an in-focus visual acuity and a depth of focus, the ophthalmic lens comprising:

  • an optic having a central axis and a clear aperture disposed about the central axis, the optic comprising a first surface and an opposing second surface, the first and second surfaces together configured to introduce at least some asymmetric aberration to the eye to extend the depth of focus while maintaining the in-focus visual acuity.

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