Method and apparatus for detecting contact lenses
US6124594A · kind A · utility
13Cited by
6References
12Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 11, 1998 |
| Grant date | Sep 26, 2000 |
| Priority date | — |
| Expiry date | Sep 11, 2018 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG01N21/9508
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
A method and apparatus for confirming the presence of a contact lens in its intended package employs an infrared detection system that is able to detect the presence or absence of a contact lens in the package.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.