Retina tester

Details Retina tester Retina tester

1991-04-09

1992-08-18

Hindenburg, Max

Surgery

Truss

Pad

A61B 1300

Patent

active

051390302

ABSTRACT:
A retina tester for testing a person's retina for macular degeneration. The retina tester includes a grid having a grid pattern and having an aperture through the center of the grid pattern; and includes illuminating structure for illuminating the aperture through the center of the grid pattern of the grid.

REFERENCES:
patent: 3288546 (1966-11-01), Gans
patent: 4058113 (1977-11-01), Fields
patent: 4146311 (1979-03-01), Murr
patent: 4818091 (1989-04-01), Sadum et al.

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