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Adaptively focusing extra-ocular vision prostheses

  • US 20060224238A1
  • Filed: 04/04/2005
  • Published: 10/05/2006
  • Est. Priority Date: 04/04/2005
  • Status: Active Grant
First Claim
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1. A vision prosthesis comprising:

  • an actuator in communication with an extra-ocular lens, the actuator providing a focusing stimulus to vary a focal length of the lens;

    a rangefinder for estimating a range to an object; and

    a controller in communication with the rangefinder and the actuator, the controller being configured to cause the actuator to generate the focusing stimulus on the basis of the range estimate.

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