Multifocal ophthalmic lenses

Details Multifocal ophthalmic lenses Multifocal ophthalmic lenses

G - Physics

02

C

G02C 7/04 (2006.01) G02C 7/02 (2006.01) G02C 7/06 (2006.01)

Patent

CA 2471193

The invention provides a lens (10) with a refractive surface in which a spiral pattern (11, 12) is used to distribute the distance and near vision power on the lens's surface.

Cette invention a trait à une lentille à surface de réfraction pour laquelle on utilise une configuration en spirale afin de répartir à la surface de la lentille l'acuité visuelle en vision lointaine et en vision proche.

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