Automatic method of verifying at least one centering characteristic of an ophthalmic lens provided with markings
US7429106B2 · kind B2 · utility
1Cited by
4References
9Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Nov 4, 2004 |
| Grant date | Sep 30, 2008 |
| Priority date | — |
| Expiry date | Apr 20, 2025 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG02C13/005
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
A method of verifying at least one centering characteristic of an ophthalmic lens provided with markings and mounted on a frame, the method includes:
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.