Venting system for eyeglasses

Details Venting system for eyeglasses Venting system for eyeglasses

1991-01-14

1993-08-24

Bovernick, Rodney B.

Optics: eye examining, vision testing and correcting

Spectacles and eyeglasses

With moisture prevention or absorption

351 47, G02C 1108

Patent

active

052393208

ABSTRACT:
There is disclosed a venting system adapted to direct air flow over the inside of an eyeglass lens to minimize a tendency to fog. The venting system may be an integral part of a pair of eyeglasses, or may be incorporated in a separate member, in particular a shielding cassette, adapted to be used with a pair of eyeglasses.

REFERENCES:
patent: 3015987 (1962-01-01), Harrison
patent: 3160735 (1964-12-01), Aufricht
patent: 3517393 (1970-06-01), Beauchef
patent: 4317240 (1982-03-01), Angerman et al.
patent: 4890910 (1990-01-01), Gazeley

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