Method of forming a functionalized insert with segmented ring layers for an ophthalmic lens
US9102111B2 · kind B2 · utility
39Cited by
7References
18Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Feb 22, 2012 |
| Grant date | Aug 11, 2015 |
| Priority date | — |
| Expiry date | Sep 24, 2032 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T156/1075
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
The present invention relates to a method of forming an insert for contact lens. The insert having rings and ring segments that make up functionalized layers in a functional layer insert, for incorporation into an ophthalmic lens. The layer insert which can include substrate layers that are intact full rings, segmented rings or a combination of both. The method includes the steps of forming the ring segments, assembling the ring segments into ring substrate layers, forming electrical interconnections and encapsulating the insert in a contact lens.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.