Medical apparatus for diagnosing eye conditions

Details Medical apparatus for diagnosing eye conditions Medical apparatus for diagnosing eye conditions

1987-11-09

1989-04-11

Bovernick, Rodney B.

Optics: eye examining, vision testing and correcting

Eye examining or testing instrument

Objective type

351206, 354 6, A61B 310, A61B 314

Patent

active

048200395

ABSTRACT:
Medical apparatus, a non contact measuring device, for use in diagnosing and monitoring various eye conditions, the apparatus including a camera having in the plane of the image a transparent screen carrying a grid or other markings which will become reproduced on a photograph or transparency of the patient's eye. The camera will preferably have a disc of circles on its lens so that the user of the apparatus will be able to observe the reflections of the rings on a patient's cornea.

REFERENCES:
patent: 1119273 (1914-12-01), Gowlland
patent: 1918540 (1933-07-01), Hartinger
patent: 3169459 (1965-02-01), Friedberg et al.
patent: 3640610 (1972-02-01), Nupuf
patent: 3797921 (1974-03-01), Kilmer et al.
patent: 3804528 (1974-04-01), Kilmer et al.

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