Head-mounted analog retina test set

Details Head-mounted analog retina test set Head-mounted analog retina test set

1988-08-01

1989-07-25

Bovernick, Rodney B.

Optics: eye examining, vision testing and correcting

Eye examining or testing instrument

Objective type

351227, A61B 310

Patent

active

048506907

ABSTRACT:
An eyeglass testing device is provided with independent side-to-side positioning of left and right lenses and independent side-to-side and front-to-back positioning of a separate set of front left and right test lenses on a platform attached with universal adjustment to a head harness and worn by a patient while being tested for vision assistance.

REFERENCES:
patent: 1794571 (1931-03-01), Wrighton et al.
patent: 4236793 (1980-12-01), Whitney et al.

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