Method and apparatus for measuring corneal topography
US5116115A · kind A · utility
62Cited by
2References
18Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 9, 1990 |
| Grant date | May 26, 1992 |
| Priority date | — |
| Expiry date | May 9, 2010 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61B3/107
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A thin, flexible, reflecting diffuse material is placed or formed on an anterior surface of a cornea. The material has properties that precisely conform to changes in shape of the cornea. This allows remote sensing of the shape of the cornea by projected fringe contouring.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.