Eye disease inspecting instrument

Details Eye disease inspecting instrument Eye disease inspecting instrument

1985-01-03

1987-12-08

Bovernick, Rodney B.

Optics: eye examining, vision testing and correcting

Eye examining or testing instrument

Objective type

351205, A61B 310

Patent

active

047115408

ABSTRACT:
An eye disease inspection instrument comprising a slit light projection optical system for projecting a slit light along a projecting optical axis to a patient's eye, a first optical system for observing a crystalline lens of the patient's eye at a section which is being illuminated by the slit light, a second optical system including an objective lens having an objective optical axis substantially coaxial with respect to the projecting optical axis for performing an observation under a retroillumination method.

REFERENCES:
patent: 4171877 (1979-10-01), Karasawa et al.
patent: 4523821 (1985-06-01), Lang et al.
Nippon Ganka Gakkai Zasshi (Japan Ophthalmologic Institute Journal), vol. 62, No. 4, Apr. 10, 1958, pp. 22-(380)-26-(384).
Rinsho Ganka, vol. 32, No. 6, (Jun. 1978), pp. 973-976, "Retroillumination Photography of Cataractous Lens".

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