Spectrometers are widely used in agriculture, astronomy, automotive, biology, chemistry, coating, colorimetric measurement, environmental testing, film industry, food, printing, papermaking, Raman spectroscopy, semiconductor industry, component detection, color mixing and matching, biological Medical applications, fluorescence measurement, gemstone composition detection, oxygen concentration sensor, vacuum chamber coating process monitoring, film thickness measurement, LED measurement, emission spectrum measurement, UV/Vis absorption spectrum measurement, color measurement and other fields are widely used.