Corrective lens configuration

Details Corrective lens configuration Corrective lens configuration

1989-07-24

1991-03-05

Sugarman, Scott J.

Optics: eye examining, vision testing and correcting

Spectacles and eyeglasses

Ophthalmic lenses or blanks

351167, G02C 702

Patent

active

049972685

ABSTRACT:
An optical lens for eyewear for correcting severe myopia molded from a lens blank having an outer perimeter portion and an inner central portion, and having an inside and outside surface, the inside and outside surface of the outer perimeter portion being without prescription and the inner central portion having a discontinuous inside surface with a raised beveled section around an inner concave section having a corrective curvature for myopia vision.

REFERENCES:
patent: 3195145 (1964-06-01), Tishen et al.
patent: 3628854 (1971-12-01), Jampolsky
patent: 3744882 (1973-06-01), Forster, Jr.
Holtham, J. W. "Prescriber's Guide to Special Lenses", Optician; vol. 139, No. 3604, Apr. 29, 1960, pp. 403-407.

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