balloon-borne infrared spectrometer
Abstr: This paper discussed the feasibility to determine the crude protein of ramie by applying near - infrared spectrometer.
far-infrared spectrometer with variable depth grating
optical null double-beam farinfrared spectrometer
The spectrum peaks of benzene and isopropyl alcohol gas collected by AOTF infrared spectrometer were consistent with the results gotten by FTIR, however the resolution should be improved.
Fourier transform infrared spectrometer
Analysis of spectrum precision based on laser's monochromatic and stable frequency in Fourier transform infrared spectrometer
double beam electric-null infrared spectrometer