Progressive lens elements and methods for designing and using sa

Details Progressive lens elements and methods for designing and using sa Progressive lens elements and methods for designing and using sa

1999-01-04

2000-06-13

Sugarman, Scott J.

Optics: eye examining, vision testing and correcting

Spectacles and eyeglasses

Ophthalmic lenses or blanks

G02C 706

Patent

active

060740620

ABSTRACT:
A series of progressive ophthalmic lens elements, each lens element including a lens surface having

REFERENCES:
patent: 5861935 (1999-01-01), Morris et al.

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