Optics: eye examining – vision testing and correcting – Spectacles and eyeglasses
Patent
1977-08-01
1979-05-22
Sacher, Paul A.
Optics: eye examining, vision testing and correcting
Spectacles and eyeglasses
351158, 351 45, G02C 100, G02C 716
Patent
active
041556330
ABSTRACT:
Homonymous-hemianopsia corrective device, comprising first and second reflectors, provides corrected vision over an overall field of view which is greater than the limited angular field of view of uncorrected vision of a person suffering from homonymous hemianopsia.
REFERENCES:
patent: 2255197 (1941-09-01), Thomas
patent: 3684380 (1972-08-01), Benchley
Bovernick Rodney
Cohen Samuel
RCA Corporation
Sacher Paul A.
Seligsohn George J.
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