Patent · US Expired

Compact refractive imaging spectrometer utilizing immersed gratings

US6922240B2 · kind B2 · utility

8Cited by
11References
24Claims
0Family size

Assignee

Inventors

Key dates

Filing dateAug 21, 2003
Grant dateJul 26, 2005
Priority date
Expiry dateJan 23, 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, a first means for receiving the light and focusing the light, an immersed diffraction grating that receives the light from the first means and defracts the light, a second means for receiving the light from the immersed diffraction grating and focusing the light, and an image plane that receives the light from the second means

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