Snap-in lens for glasses

Optics: eye examining – vision testing and correcting – Spectacles and eyeglasses – With antiglare or shading

Patent

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Details

351 57, 351 86, G02C 900, G02C 708, G02C 100

Patent

active

043380042

ABSTRACT:
Spectacle frames having a groove in the nose pads remote from the nose contacting surface portion thereof and grooves in the frame adjacent respective ones of the hinge connections of the legs to the frame for receiving respective ones of a pair of resiliently flexible, colored transparent plates behind the normal lenses of the spectacles.

REFERENCES:
patent: 215624 (1922-02-01), Leonard
patent: 3890037 (1975-06-01), Zingarelli

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