Device for blocking of divergent radiation, as in spectroscopy and instrument and method utilizing same
US5170223A · kind A · utility
1Cited by
4References
30Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 3, 1990 |
| Grant date | Dec 8, 1992 |
| Priority date | — |
| Expiry date | Dec 3, 2010 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG02B27/144
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
The spectrometer permits transmission and emission measurements to be made selectively and accurately without extinguishing the internal radiation source. It includes a device that blocks the divergent source-beam radiation that would otherwise corrupt the emission signal received by the detector.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.