Asymmetric lens design and method for preventing and/or slowing myopia progression
US8998408B2 · kind B2 · utility
43Cited by
1References
10Claims
0Family size
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Key dates
| Filing date | Jan 30, 2013 |
| Grant date | Apr 7, 2015 |
| Priority date | — |
| Expiry date | Jun 2, 2033 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG02C2202/24
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
Contact lenses incorporating asymmetric radial power profiles that increase the radial dioptric power from the center to the margin of the optical zone of the lenses may be utilized to prevent and/or slow myopia progression. The power profiles vary along different meridians.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.