Bifocal lens apparatus

Details Bifocal lens apparatus Bifocal lens apparatus

1992-01-13

1993-09-07

Bovernick, Rodney B.

Optics: eye examining, vision testing and correcting

Spectacles and eyeglasses

With auxiliary lenses movable in and out of the optical path

351 61, G02C 708, G02C 702

Patent

active

052433668

ABSTRACT:
An eyeglass assembly includes arrangement for receiving a further magnification lens to selectively afford a rear surface of the eyeglass lens. The further magnification lens relative to each eyeglass lens may be adherably or magnetically secured relative to the eyeglass lens for providing enhanced magnification relative to the eyeglass lens.

REFERENCES:
patent: 674203 (1901-05-01), Gates

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