Apparatus for the perimetric testing of the visual field of the

Details Apparatus for the perimetric testing of the visual field of the Apparatus for the perimetric testing of the visual field of the

1975-06-09

1977-08-30

Sacher, Paul A.

Optics: eye examining, vision testing and correcting

Spectacles and eyeglasses

Folding

351 36, A61B 302

Patent

active

040451305

ABSTRACT:
A perimetric testing apparatus is described for use in testing the field of vision of human eyes. This apparatus includes an approximately hemispherical shell together with a device for projecting successive light pattern groups onto the inner surface of the shell. The device includes shadow masks, representative of different light pattern groups, which may be selectively inserted into the light path of a light source projector. The apparatus may be used in a dynamic perimeter.

REFERENCES:
patent: 3284154 (1966-11-01), Friedmann
patent: 3300269 (1967-01-01), Schultz
patent: 3416857 (1968-12-01), Lookabaugh
patent: 3421498 (1969-01-01), Gans
patent: 3664732 (1972-05-01), Lynn

Affiliated with

Also associated with

Rating

Apparatus for the perimetric testing of the visual field of the does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Apparatus for the perimetric testing of the visual field of the , we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Apparatus for the perimetric testing of the visual field of the will most certainly appreciate the feedback.

Rate now

Comments { 0 }

Profile ID: LFUS-PAI-O-959505