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Contact lens and methods of manufacture and fitting such lenses and computer program product

  • US 20020159025A1
  • Filed: 06/27/2001
  • Published: 10/31/2002
  • Est. Priority Date: 06/27/2000
  • Status: Active Grant
First Claim
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1. A corneal contact lens comprising a central zone having a posterior surface curvature, a connecting zone having a posterior surface and provided adjacent and concentric to said central zone, said connecting zone having a shape defined as a sigmoidal curve, and at least one peripheral zone having a posterior surface and provided adjacent and concentric to said connecting zone.

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