OPHTHALMIC LENS WITH OPTICALLY NON-COAXIAL ZONE FOR MYOPIA CONTROL Russian patent published in 2022 - IPC A61F2/14 G02C7/04 

Abstract RU 2781125 C2

FIELD: medicine.

SUBSTANCE: ophthalmic device may contain an ophthalmic lens for at least one of slowing down, restraint, or prevention of myopia progression. The ophthalmic lens may contain a central zone with a negative optical force for correction of vision with myopia; and at least one treatment zone surrounding the central zone, wherein at least one treatment zone has an optical force profile containing addition, wherein at least one treatment zone has a surface shape containing a part of an essentially toroidal shape, while at least one treatment zone is located in such a way that to form a continuous surface with the central zone.

EFFECT: use of this group of inventions will allow for expansion of the arsenal of technical means, namely ophthalmic lenses.

80 cl, 20 dwg

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RU 2 781 125 C2

Authors

Brennan, Noel A.

Chen, Syuj

Ernandes, Zhaklin V.

Kollinz, Majkl Dzh.

Devis, Brett A.

I, Fan

Nenkivil, Derek Din

Dates

2022-10-06Published

2019-01-15Filed