Finished composite eyeglass lens

Details Finished composite eyeglass lens Finished composite eyeglass lens

1987-03-30

1989-09-19

Sugarman, Scott J.

Optics: eye examining, vision testing and correcting

Spectacles and eyeglasses

Ophthalmic lenses or blanks

350417, 351159, G02C 706, G02C 702

Patent

active

048675539

ABSTRACT:
A combination of a first inner single vision prescription lens component with a select diopter correction and a second outer lens component having a range of diopter values from -0.25 to -2.0 and +0.5 to +2.0, with a minus opthalmic adhesive optically and physically bonding together the anterior surface of the first lens with the posterior surface of the second lens.

REFERENCES:
patent: 805438 (1905-11-01), Bell
patent: 2092789 (1937-09-01), Tillyer
patent: 4645317 (1987-02-01), Frieder et al.
patent: 4679918 (1987-07-01), Ace

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