Surgical optometer
US5450143A · kind A · utility
30Cited by
23References
22Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 11, 1992 |
| Grant date | Sep 12, 1995 |
| Priority date | — |
| Expiry date | Aug 11, 2012 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61B3/103
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
There are disclosed an improved method and apparatus which derive the optical characteristics of a lens system from a plurality of measurement beams and can display the same. Included is an imaging channel which cooperates with a microprocessor for detecting the measurement beams and processing the detected beam information to derive the optical characteristics of the lens system.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.