Optics: eye examining – vision testing and correcting – Eye examining or testing instrument – Subjective type
Patent
1985-04-02
1989-02-14
Bovernick, Rodney B.
Optics: eye examining, vision testing and correcting
Eye examining or testing instrument
Subjective type
A61B 302
Patent
active
048042625
ABSTRACT:
An automatic perimeter comprising stimulus presentation unit for presenting stimuli to examine a patient's eyesight, an examination program memory for memorizing a plurality of examination programs which present stimuli under different presentation conditions, a selector for selecting a first examination program for the first examination, and a presentation controller for controlling said stimulus presentation unit so that stimulus presentation for said first examination is carried out under a presentation program selected by a selecting command if the selecting command is applied to the selector and carried out under a predetermined presentation program if the selecting command is not applied to the selector.
REFERENCES:
patent: 3883234 (1975-05-01), Lynn et al.
patent: 4255022 (1981-03-01), Kuether et al.
patent: 4346968 (1982-08-01), Melin et al.
patent: 4429961 (1984-02-01), Sheingorn
"Automatic Perimetry in Glaucoma Visual Screening", pp. 21-37, Albrecht von Graefe's Archive for Clinical and Experimental Ophthalmology, 1.IV., 1976 (Springer Verlag, New York).
Acta Ophthalmologica, vol. 53,-1975, pp. 293-310, "An Automatic Static Perimeter, Design and Pilot Study", by A. Heiji & C. E. T. Krakau.
Hideo Tago
Katsuhiko Kobayashi
Takashi Shioiri
Bovernick Rodney B.
Tokyo Kogaku Kikai Kabushiki Kaisha
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