Multifocal contact lens

Details Multifocal contact lens Multifocal contact lens

1991-12-20

1992-09-29

Dzierzynski, Paul M.

Optics: eye examining, vision testing and correcting

Spectacles and eyeglasses

Ophthalmic lenses or blanks

351160H, 351160R, G03B 2146

Patent

active

051517230

ABSTRACT:
The invention relates to an improved multifocal contact lens having different segments of near and far vision areas. These areas are arranged asymmetrically about a vertical and horizontal axis of the contact lens.

REFERENCES:
patent: 4324461 (1982-04-01), Salvatori
patent: 4418991 (1983-12-01), Breger
patent: 4549794 (1985-10-01), Loshaek et al.
patent: 4573775 (1986-03-01), Bayshore
patent: 4618229 (1986-10-01), Jacobstein et al.
patent: 4729651 (1988-03-01), Kitani

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