Patent · US Expired

Compact catadioptric imaging spectrometer utilizing immersed gratings

US7006217B2 · kind B2 · utility

14Cited by
11References
17Claims
0Family size

Assignee

Inventor

Key dates

Filing dateSep 9, 2003
Grant dateFeb 28, 2006
Priority date
Expiry dateApr 5, 2024

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG01J3/0208
  • WIPO fieldMeasurement
  • WIPO sectorInstruments

Abstract

An imaging spectrometer comprising an entrance slit for directing light, a lens that receives said light and reflects said light, a grating that defracts said light back onto said lens which focuses said light, and a detector array that receives said focused light. In one embodiment the grating has rulings immersed into a germanium surface.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.