Ophthalmoscope examination pattern having slit and surrounding r

Details Ophthalmoscope examination pattern having slit and surrounding r Ophthalmoscope examination pattern having slit and surrounding r

1974-06-20

1976-04-06

Sacher, Paul A.

Optics: eye examining, vision testing and correcting

Spectacles and eyeglasses

Folding

351 14, 351 16, A61B 312

Patent

active

039485854

ABSTRACT:
The present application discloses an examination pattern for use in conjunction with ophthalmoscopes which provide a illuminated slit surrounded by an illuminated ring to permit the physician to view the environment of the portion of the retina illuminated by the slit.

REFERENCES:
patent: 1613658 (1927-01-01), Henker
patent: 2110330 (1938-03-01), Freeman
patent: 3035483 (1962-05-01), Andreas et al.

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