Laser distance finding apparatus
US5991011A · kind A · utility
115Cited by
5References
34Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Oct 29, 1997 |
| Grant date | Nov 23, 1999 |
| Priority date | — |
| Expiry date | Oct 29, 2017 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG01S7/4813
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
A laser range finding apparatus 10 comprises a pulsed laser 12, a light deflecting device 14, photo-receiver arrangement 16 and a reference object 18 arranged at a defined spacing from the light deflecting device 14. In this respect the reference object 18 has at least one triple element consisting of three mirror surfaces arranged at an angle of 90.degree. to one another.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.