Method for determining a single vision ophthalmic lens
US11892711B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Mar 28, 2019 |
| Grant date | Feb 6, 2024 |
| Priority date | — |
| Expiry date | Nov 15, 2040 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG02C7/028
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
A method implemented by a computer for determining a single vision ophthalmic lens that is adapted to a wearer, the method including a wearer prescription data providing step during which wearer prescription data indicative at least of the prescribed optical power of the wearer are provided, a wearing data providing step during which wearing data indicative of the wearing parameters of the single vision ophthalmic lens by the wearer are provided, a single vision ophthalmic lens determining step during which the single vision ophthalmic lens is determined so that in wearing conditions corresponding to the wearing parameters, the single vision ophthalmic lens provides to the wearer the prescribed optical power in at least a first gazing direction when gazing at a first distance and second gazing direction when gazing at a second distance, wherein the first and second distances are different and the first and second gazing directions are different.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.