Self-adherent corneal contact lens

Details Self-adherent corneal contact lens Self-adherent corneal contact lens

1984-10-15

1986-03-11

Corbin, John K.

Optics: eye examining, vision testing and correcting

Eye examining or testing instrument

Objective type

351160R, A61B 310, G02C 704

Patent

active

045752052

ABSTRACT:
A self-adherent corneal contact lens which is placed on the cornea of an eye for viewing the interior of the eye, as during clinical diagnoses of the eye and eye surgery. The lens has a central optical zone for viewing the posterior chamber of the eye, a curve peripheral flange for viewing the periphery of the posterior chamber, the flange terminating in an edge having a non-optical bevel engageable with the cornea of the eye for holding the lens in substantially stationary position on the eye. The central optical zone has a negative diopter power and the curved peripheral flange has a positive diopter power.

REFERENCES:
patent: 4067646 (1978-01-01), Nohda
patent: 4410245 (1983-10-01), Koester
patent: 4439026 (1984-03-01), Wilms

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