Method of manufacturing an ophthalmic lens with a passive event-based coloration system
US9915829B2 · kind B2 · utility
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1References
20Claims
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Key dates
| Filing date | May 21, 2013 |
| Grant date | Mar 13, 2018 |
| Priority date | — |
| Expiry date | Apr 4, 2035 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG02C7/046
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
The present invention discloses methods and apparatus for methods and apparatus for manufacturing an Ophthalmic Lens with passive event coloration mechanisms, which may not require a power source. In some embodiments, the passive event coloration mechanisms may be combined with Rigid Inserts or Media Inserts, wherein the inserts may provide additional functionalities.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.