Non-obstructing laser beam sampling meter
US4548496A · kind A · utility
4Cited by
5References
4Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 31, 1983 |
| Grant date | Oct 22, 1985 |
| Priority date | — |
| Expiry date | May 31, 2003 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG01J1/4257
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
A non-obstructing laser beam sampling meter which measures the power output of a laser by utilizing the optogalvanic effect in the electrode space of a glow discharge which is made to operate on the left side of the Paschen curve where breakdown voltage increases with decreasing pressure.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.