Optics: eye examining – vision testing and correcting – Eye examining or testing instrument – Objective type
Patent
1990-05-09
1992-05-26
Dzierzynski, Paul M.
Optics: eye examining, vision testing and correcting
Eye examining or testing instrument
Objective type
351219, A61B 310
Patent
active
051161150
ABSTRACT:
A thin, flexible, reflecting diffuse material is placed or formed on an anterior surface of a cornea. The material has properties that precisely conform to changes in shape of the cornea. This allows remote sensing of the shape of the cornea by projected fringe contouring.
REFERENCES:
patent: 4309085 (1982-01-01), Morrison
patent: 4984893 (1991-01-01), Lange
Lange Steven R.
Thall Edmond H.
Dzierzynski Paul M.
Wyko Corporation
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