Compact imaging spectrometer utilizing immersed gratings
US6977727B2 · kind B2 · utility
7Cited by
11References
14Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Oct 6, 2003 |
| Grant date | Dec 20, 2005 |
| Priority date | — |
| Expiry date | Jan 22, 2024 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG01J3/2823
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
A compact imaging spectrometer comprising an entrance slit for directing light, lens means for receiving the light, refracting the light, and focusing the light; an immersed diffraction grating that receives the light from the lens means and defracts the light, the immersed diffraction grating directing the detracted light back to the lens means; and a detector that receives the light from the lens means.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.