Dismountable variable intensity polarized lenses

Details Dismountable variable intensity polarized lenses Dismountable variable intensity polarized lenses

1995-01-20

1996-05-21

Sikes, William L.

Optics: eye examining, vision testing and correcting

Spectacles and eyeglasses

With antiglare or shading

351 47, 351 57, 351 58, G02C 712

Patent

active

055194591

ABSTRACT:
In a preferred embodiment, glasses or spectacles of identical polarized lenses have an additional matching pair of detachably mountable separate other identical polarized lenses variably rotatable to vary intensity of the polarized light when intermittently mounted by insertion past depressable resilient locking structure and dismountable by withdrawing past the depressable resilient locking barrier structure.

REFERENCES:
patent: 3533686 (1966-06-01), O'Shea
patent: 4943152 (1990-07-01), Whelen

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