Brien Anthony Holden,Padmaja Rajagopal Sakaridurg,Klaus Ehrmann,Fabian Conrad,Arthur Ho
申请号：
US16224430
公开号：
US20190227343A1
申请日:
2018.12.18
申请国别(地区):
US
年份:
2019
代理人:
摘要：
The present disclosure is directed to lens, methods of making, designing lens and/or methods using lens in which performance may be improved by providing one or more steps in the central portion of the optical zone and one or more steps in the peripheral portion of the optic zone. In some embodiments, such lens may be useful for correcting refractive error of an eye and/or for controlling eye growth.
