×

Eye tracker for refractive surgery

  • US 20020051116A1
  • Filed: 05/04/2001
  • Published: 05/02/2002
  • Est. Priority Date: 11/06/1998
  • Status: Abandoned Application
First Claim
Patent Images

1. A method of determining the position of the pupil of an eye, including the steps of:

  • directing an eye-safe light beam having a plurality of components onto the eye, said components defining an area of incidence for the beam on the eye substantially larger than the pupil of the eye;

    receiving an image of light thereafter reflected by the eye;

    analysing the image by identifying which of the light beam components produces a bright eye reflection in said image;

    determining the position of the pupil by further analysing image on the basis of said identification.

View all claims
  • 0 Assignments
Timeline View
Assignment View
    ×
    ×