Method and apparatus for eye imaging with position...

Details Method and apparatus for eye imaging with position... Method and apparatus for eye imaging with position...

2004-08-13

2008-05-27

Hasan, M. (Department: 2873)

Optics: eye examining, vision testing and correcting

Eye examining or testing instrument

Objective type

C351S205000

Reexamination Certificate

active

07377643

ABSTRACT:
A method for capturing an image of an eye having an iris, including the steps of determining a plurality of measurement origins in the image; detecting an edge of the iris; determining a distance from each measurement origin to the edge of the iris; and, outputting a final image when each of the determined distances is equal to respective one of a plurality of predetermined lengths. A computer-readable medium containing computer-executable instructions for causing a computer to perform the above-described method is also described. An apparatus having an image sensor and a processor for performing the method is also described.

REFERENCES:
patent: 5433197 (1995-07-01), Stark
patent: 6827444 (2004-12-01), Williams et al.
patent: 6948818 (2005-09-01), Williams et al.
patent: 2004/0218241 (2004-11-01), Roh

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