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Vision compensation

  • US 4,181,408 A
  • Filed: 12/05/1977
  • Issued: 01/01/1980
  • Est. Priority Date: 12/05/1977
  • Status: Expired due to Term
First Claim
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1. A vision compensation system comprising a support frame adapted for wearing by a user, said frame carrying at least one optical member with a variable optical characteristic, means including sensor means carried by said frame for producing an eye position signal as a function of the relative angular positions of the eyes of the wearer and means responsive to said eye position signal for changing the variable optical characteristic of said one optical member to provide compensation for impaired accommodative capacity of the wearer'"'"'s eye.

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