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Multifocal ophthalmic lens with induced aperture

  • US 6,474,814 B1
  • Filed: 09/08/2000
  • Issued: 11/05/2002
  • Est. Priority Date: 09/08/2000
  • Status: Expired due to Term
First Claim
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1. An ophthalmic lens comprising:

  • an optical surface of revolution about an apex having an apical distance power, the apex also having an apical radius of curvature, the surface defined by;

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  • 4 Assignments
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