Retina evaluation reticle apparatus

Details Retina evaluation reticle apparatus Retina evaluation reticle apparatus

1992-11-16

1994-08-16

Ben, Loha

Optics: eye examining, vision testing and correcting

Eye examining or testing instrument

Objective type

351206, A61B 310

Patent

active

053391209

ABSTRACT:
A retina evaluation reticle apparatus for use in a slit lamp biomicroscope and removably positioned at the focusing point of the slit lamp biomicroscope and spaced therein from a patient to be examined, the retina evaluation reticle apparatus including a reticle defining and including thereacross a grid sized with reference to the expected diameter of an optic nerve for enabling measurements to be made from the optic nerve.

REFERENCES:
patent: 4196980 (1980-04-01), Heine
patent: 4540253 (1985-09-01), Hashika et al.
patent: 4900143 (1990-02-01), Bessler et al.
patent: 4934809 (1990-06-01), Volk
patent: 5046836 (1991-09-01), Volk
patent: 5080477 (1992-01-01), Adachi
patent: 5255025 (1993-10-01), Volk

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