Presbyopic contact lens

Details Presbyopic contact lens Presbyopic contact lens

G - Physics

02

C

88/40

G02C 7/04 (2006.01)

Patent

CA 1143193

PRESBYOPIC CONTACT LENS ABSTRACT A contact lens to correct presbyopia provides a distance correction at the center, increasing diopter adds away from the center for close and intermediate viewing and a good physical fit. The lens has a generally spherical anterior surface and a posterior surface with an annular fitting region for goad physical fit and an optical region having a central portion providing a distance correction and a paracentral portion providing a gradient of diopter adds for close and intermediate viewing.

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