Ophthalmic lenses useful in correcting astigmatism and...

Details Ophthalmic lenses useful in correcting astigmatism and... Ophthalmic lenses useful in correcting astigmatism and...

G - Physics

02

C

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

Patent

CA 2421001

This invention includes an ophthalmic lens having a convex surface and an opposite concave surface where one of said surfaces contains alternating distance and near power zones where oneor more distance zones have cylinder power.

L'invention concerne une lentille ophtalmique comprenant une surface convexe et une surface opposée concave, une desdites surfaces contenant des zones de puissance optique alternées pour la vision de loin et pour la vision de près, une ou plusieurs des zones destinées à la vision de loin possédant une puissance cylindrique.

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