Method for manufacturing multifocal lenses
US7014317B2 · kind B2 · utility
23Cited by
13References
20Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Nov 2, 2001 |
| Grant date | Mar 21, 2006 |
| Priority date | — |
| Expiry date | Nov 2, 2021 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG02C7/061
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
The present invention provides a method for the manufacture of thin multifocal lenses by deposition of a high refractive index material on a lens substrate.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.