One-piece spectacle with hinge

Details One-piece spectacle with hinge One-piece spectacle with hinge

1981-12-08

1983-08-23

Arnold, Bruce Y.

Optics: eye examining, vision testing and correcting

Spectacles and eyeglasses

Lens pivots in and out of optical path

351 63, 351 85, G02C 902

Patent

active

044000677

ABSTRACT:
A spectacle frame of one-piece molded plastic construction for film-like lens, e.g., lens used in viewing 3-D movies, includes a pair of temple pieces connected by a crossbar and a lens frame and bridge piece joined to the crossbar by a hinge web. A latch integral with the crossbar engages the bridge piece when the spectacle is in use.

REFERENCES:
patent: 2975426 (1961-03-01), Rabb
patent: 3438698 (1969-04-01), Triggs

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