Underwater contact lens

Details Underwater contact lens Underwater contact lens

1998-11-02

2000-04-11

Sugarman, Scott J.

Optics: eye examining, vision testing and correcting

Spectacles and eyeglasses

Ophthalmic lenses or blanks

351160H, G02C 704

Patent

active

060480637

ABSTRACT:
To permit vision underwater, a contact lens has a center portion that includes underwater correction of vision and a peripheral portion that sufficiently conforms in curvature with the cornea of an eye to hold the contact lens to the eye. In one embodiment, the lens provides a correction adequate for both underwater and above water use and in another embodiment, underwater correction is provided when wet and above water correction is provided when dry.

REFERENCES:
patent: 4174156 (1979-11-01), Glorieux

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