Variable focus ophthalmic device
US8348424B2 · kind B2 · utility
37Cited by
7References
7Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 25, 2009 |
| Grant date | Jan 8, 2013 |
| Priority date | — |
| Expiry date | Sep 25, 2029 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB29D11/00961
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
This invention discloses methods and apparatus for providing a variable optic insert into an ophthalmic lens. An energy source is capable of powering the variable optic insert included within the ophthalmic lens. In some embodiments, an ophthalmic lens is cast molded from a silicone hydrogel.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.