Apparatus for formation of an ophthalmic lens precursor and lens
US10571718B2 · kind B2 · utility
5Cited by
58References
7Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 10, 2018 |
| Grant date | Feb 25, 2020 |
| Priority date | — |
| Expiry date | Oct 10, 2038 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG02C2202/08
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
This invention discloses apparatus for generating an ophthalmic lens with at least a portion of one surface free-formed from a Reactive Mixture. In some embodiments, an ophthalmic lens is formed on a substrate with an arcuate optical quality surface via a source of actinic radiation controllable to cure a definable portion of a volume of Reactive Mixture.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.