Method for determining an ophthalmic lens having unwanted astigmatism
US10973407B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Mar 14, 2016 |
| Grant date | Apr 13, 2021 |
| Priority date | — |
| Expiry date | Mar 22, 2037 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG02C7/061
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
A method for determining an ophthalmic lens having unwanted astigmatism, the ophthalmic lens being adapted to a wearer, the method including: a wearer prescription data providing during which wearer prescription data indicative of an ophthalmic prescription of the wearer are provided; a wearer focal data providing during which wearer focal data indicative of the wearer preferred image focal plan are provided; an ophthalmic lens determining during which the ophthalmic lens is determined based on the prescription of the wearer and the wearer focal data to reduce impact of unwanted astigmatism of the ophthalmic lens for the wearer.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.