Noel A. Brennan,Xu Cheng,Jaclyn V. Hernandez,Michael J. Collins,Brett A. Davis,Fan Yi,Derek Dean Nankivil
申请号：
US15876595
公开号：
US20190227342A1
申请日:
2018.01.22
申请国别(地区):
US
年份:
2019
代理人:
摘要：
The present disclosure relates to ophthalmic devices such as ophthalmic lenses. An ophthalmic device may comprise an ophthalmic lens for at least one of slowing, retarding or preventing myopia progression. The ophthalmic lens may comprise a center zone with a negative power for myopic vision correction； and at least one treatment zone surrounding the center zone, the at least one treatment zone having a power profile comprising an ADD power, the at least one treatment zone having a surface shape comprising a portion of a generally toroidal shape, wherein the at least one treatment zone is arranged as to form a continuous surface with the center zone.
