Corneal contact lens and method for treating myopia

Details Corneal contact lens and method for treating myopia Corneal contact lens and method for treating myopia

1989-05-26

1990-08-28

Sugarman, Scott J.

Optics: eye examining, vision testing and correcting

Spectacles and eyeglasses

Ophthalmic lenses or blanks

351160H, 351177, G02C 704

Patent

active

049520458

ABSTRACT:
A corneal contact lens for use in treating myopia by controlled corneal molding. The lens includes a central zone having a central zone radius of curvature and a tear zone located concentrically around the central zone. The tear zone is integral with the central zone and has a radius of curvature which is smaller than the central zone. The lens may also include a peripheral zone located concentrically around the tear zone wherein the peripheral zone has a radius of curvature equal to or greater than the central zone.

REFERENCES:
patent: 3831604 (1974-08-01), Neefe
patent: 4418991 (1983-12-01), Breger
patent: 4525043 (1985-06-01), Bronstein

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