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Contact lenses with improved oxygen transmission

  • US 9,389,434 B2
  • Filed: 11/22/2013
  • Issued: 07/12/2016
  • Est. Priority Date: 11/22/2013
  • Status: Active Grant
First Claim
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1. An ophthalmic device, the device comprising:

  • contact lenses, each contact lens including an optic zone, a peripheral zone surrounding the optic zone, a front curve surface and a back curve surface; and

    at least one ring of dimples in the peripheral zone configured to increase oxygen transmissibility in the area of the at least one ring of dimples and an area surrounding the at least one ring of dimples, the center of the at least one ring of dimples is about 5 millimeters from a geometric center of the contact lens and comprise dimples extending around the peripheral region.

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