Multifocal ophthalmic lenses

Details Multifocal ophthalmic lenses Multifocal ophthalmic lenses

G - Physics

02

C

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

Patent

CA 2370683

The invention provides a pair of multifocal lenses for the correction of presbyopia. The dominant eye lens has an optic zone with the distance optical power required and additional zones of either or both distance and near optical power. The non-dominant eye lens has an optic zone with the near optical power and additional zones of either or both near and distance optical power.

L'invention concerne une paire de lentilles multifocales destinées à corriger la presbytie. La lentille de l'oeil dominant possède une zone optique dont la puissance optique requise permet de voir à distance, et des zones supplémentaires dont la puissance optique permet de voir à la fois à distance et de près. La lentille de l'oeil non dominant possède une zone optique dont la puissance optique permet de voir de près, et des zones supplémentaires dont la puissance optique permet de voir à la fois de près et de loin.

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