Apparatus for examining in close proximity an eye of a user

Details Apparatus for examining in close proximity an eye of a user Apparatus for examining in close proximity an eye of a user

1997-01-21

1998-02-03

Dang, Hung X.

Optics: eye examining, vision testing and correcting

Eye examining or testing instrument

Objective type

351200, G02C 310, G02C 300

Patent

active

057150338

ABSTRACT:
An apparatus for examining in close proximity an eye of a user including a mirror with a glass disk having a diameter of less than 50 mm. The glass disk has a front face with a concave surface, a rear face with a convex surface, and a periphery formed therebetween. The mirror further includes a film with a first opaque side and a second reflective side. The film is situated on the rear face of the glass disk such that the reflective side thereof is in communication with the entire convex surface. Further provided is a mount for securing about the mirror for gripping purposes. By this structure, the mirror may be situated in the front of an eye of a user for allowing the careful examination thereof.

REFERENCES:
patent: 4934809 (1990-06-01), Volk

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