Multifocal ophthalmic lens

Details Multifocal ophthalmic lens Multifocal ophthalmic lens

G - Physics

02

C

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

Patent

CA 2250571

A multifocal ophthalmic lens comprising a far vision region, a near vision region and an intermediate vision region is provided having a high near vision region and a wide vision field in the near vision region, the intermediate vision region and in the far vision region. Progression is gentle although the distance between a mounting center on the lens and the point where power addition is 85% higher than power addition at a far vision control point is less than 16 mm, while simultaneously maximum cylinder inside a 20 mm radius circle centered on a geometrical center of the lens is kept at a low value.

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