Concavely indented lenses for eyeware

Details Concavely indented lenses for eyeware Concavely indented lenses for eyeware

1990-11-30

1993-05-04

Sugarman, Scott J.

Optics: eye examining, vision testing and correcting

Spectacles and eyeglasses

351158, 351159, G02C 702

Patent

active

052086143

ABSTRACT:
Disclosed is an arcuately molded lens for use in active eyewear, having along the bottom edge of each right and left lens regions at least one downwardly concave indented area. The indented area may extend across the entire bottom edge of each lens region or it may only extend along a portion of the lens region. Where there is only one concavity per lens region, it may be placed anywhere along the bottom edge of the lens, near the midpoint, center or periphery. The lens may also have multiple concave indentations along its bottom edge.

REFERENCES:
patent: 289301 (1987-04-01), Jannard
patent: 293450 (1987-12-01), Jannard
patent: 322975 (1992-01-01), Bolle
patent: 4515448 (1985-05-01), Tackles
patent: 4674851 (1987-06-01), Jannard
patent: 4779291 (1988-10-01), Russell
patent: 4843655 (1989-07-01), Hegendorfer
P. 46 of Runner's World, Jul., 1990.

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