Optical tracking based on a change in optical reflection across a reference mark on an object to be tracked
US6367931B2 · kind B2 · utility
6Cited by
17References
20Claims
0Family size
Inventor
Key dates
| Filing date | Dec 19, 2000 |
| Grant date | Apr 9, 2002 |
| Priority date | — |
| Expiry date | Dec 19, 2020 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61F2009/00897
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
An optical tracking device and method are disclosed for tracking lateral movement of an object. A scanning probe beam and a time-resolved detection are implement in the disclosed technique. A particular application is for tracking the eye movement during a laser surgery.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.