CPC G02C 7/049 (2013.01) [A61F 2/1451 (2015.04); A61F 2/1618 (2013.01); G02C 7/022 (2013.01); G02C 2202/24 (2013.01)] | 13 Claims |
1. An ophthalmic lens for at least one of slowing, retarding or preventing myopia progression of a wearer, the ophthalmic lens comprising:
a center treatment zone centered around an optical axis;
a myopia correction zone surrounding the center treatment zone and centered around said optical axis, wherein the myopia correction zone exhibits a negative optical power for myopic vision correction of said wearer, and wherein the center treatment zone exhibits an ADD power relative to the myopia correction zone; and
at least one annular treatment zone surrounding the center treatment zone and disposed radially outwardly from the myopia correction zone and centered around said optical axis, the at least one annular treatment zone having an ADD power relative to the myopia correction zone,
wherein the at least one annular treatment zone has a surface shape derived from a portion of a torus wherein the surface shape is configured to direct light passing therethrough to form a continuous focal ring positioned in front of the retina of the wearer, wherein the continuous focal ring is centered around the optical axis, and wherein the surface shape of the at least one annular treatment forms a continuous surface with the myopia correction zone and the center treatment zone.
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