Compact imaging spectrometer utilizing immersed gratings
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United States of America Patent
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Dec 20, 2005
Grant Date -
Nov 10, 2005
app pub date -
Oct 6, 2003
filing date -
Oct 6, 2003
priority date (Note) -
Expired
status (Latency Note)
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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.
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