Vision correction lens and method for preparation of the same
US10551636B2 · kind B2 · utility
2Cited by
3References
28Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 22, 2016 |
| Grant date | Feb 4, 2020 |
| Priority date | — |
| Expiry date | Jul 22, 2036 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG02C2202/24
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
The present invention discloses a method for making an aspheric vision correction lens with controlled peripheral defocus. The present invention also discloses a vision correction lens worn outside the eye, an orthokeratology lens and an intraocular lens made according to the method. The present invention further discloses a diagnosis and treatment method that utilizes myopic peripheral defocus to control and retard myopia growth.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.