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Acta Optica Sinica, Volume. 42, Issue 9, 0930002(2022)

Spectral Calibration and Matching Method for Ultraviolet-Visible Polarization Imaging Spectrometer

Jingjing Shi1,2, Mengfan Li2、*, Yadong Hu2, Gaojun Chi2, Xiangjing Wang2, and Jin Hong1,2
Author Affiliations
  • 1School of Environmental Science and Optoelectronic Technology, University of Science and Technology of China, Hefei 230026, Anhui, China
  • 2Anhui Institute of Optics and Fine Mechanics, Chinese Academy of Sciences, Hefei 230031, Anhui, China
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    AbstractGet PDF(in Chinese)
    Figures&Tables (17)
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    References (16)
    Cited By (6)
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    Figures & Tables(17)
    Optical system of instrument

    Fig. 1. Optical system of instrument

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    Schematic diagram of spectral modulation module

    Fig. 2. Schematic diagram of spectral modulation module

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    Field of view calibration site

    Fig. 3. Field of view calibration site

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    Image of parallel light acquired by detector

    Fig. 4. Image of parallel light acquired by detector

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    Fitting results. (a) S beam; (b) P beam

    Fig. 5. Fitting results. (a) S beam; (b) P beam

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    Pixel collection at different field of view. (a) S beam; (b) P beam

    Fig. 6. Pixel collection at different field of view. (a) S beam; (b) P beam

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    Field of view calibration regression lines. (a) S beam; (b) P beam

    Fig. 7. Field of view calibration regression lines. (a) S beam; (b) P beam

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    Schematic diagram of spectral calibration experiment

    Fig. 8. Schematic diagram of spectral calibration experiment

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    Spectral image of mercury lamp acquired by detector

    Fig. 9. Spectral image of mercury lamp acquired by detector

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    Spectra of mercury lamp. (a) S beam; (b) P beam

    Fig. 10. Spectra of mercury lamp. (a) S beam; (b) P beam

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    Spectral response curves of instrument at 404.66 nm of mercury lamp characteristic spectral line. (a) S beam; (b) P beam

    Fig. 11. Spectral response curves of instrument at 404.66 nm of mercury lamp characteristic spectral line. (a) S beam; (b) P beam

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    Spectral calibration regression lines. (a) S beam; (b) P beam

    Fig. 12. Spectral calibration regression lines. (a) S beam; (b) P beam

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    Schematic diagram of outdoor experiment

    Fig. 13. Schematic diagram of outdoor experiment

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    Solar spectrum acquired by instrument

    Fig. 14. Solar spectrum acquired by instrument

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    • Table 1. Wavelength-pixel matching relationship

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      Table 1. Wavelength-pixel matching relationship

      Wavelength /nmPixel of center peak
      S beamP beam
      365.02820.79821.72
      404.66966.11966.93
      407.78977.57978.42
      435.831080.591081.42
      546.071485.681486.46

    • Table 2. Uncertainty of spectral calibrationnm

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      Table 2. Uncertainty of spectral calibrationnm

      Channelσ21σ22σ23σ2
      S0.010.0270.03160.043
      P0.010.0270.03860.048

    • Table 3. Comparison of calibration value and standard value of Fraunhofer linesnm

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      Table 3. Comparison of calibration value and standard value of Fraunhofer linesnm

      Absorption elementStandard wavelengthCalibration wavelengthDeviation
      S beamP beamS beamP beam
      Ca+393.37393.38393.330.010.04
      Ca+396.84396.82396.80.020.04
      Hδ410.18410.16410.10.020.08
      Hβ434.05434.09434.040.040.01
      Fe466.81466.83466.780.020.03
      Hβ486.13486.09486.120.040.01
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    Jingjing Shi, Mengfan Li, Yadong Hu, Gaojun Chi, Xiangjing Wang, Jin Hong. Spectral Calibration and Matching Method for Ultraviolet-Visible Polarization Imaging Spectrometer[J]. Acta Optica Sinica, 2022, 42(9): 0930002

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    Paper Information

    Category: Spectroscopy

    Received: Aug. 25, 2021

    Accepted: Nov. 22, 2021

    Published Online: May. 6, 2022

    The Author Email: Li Mengfan (mfli@aiofm.ac.cn)

    DOI:10.3788/AOS202242.0930002

    Topics

    laser devices and laser physics
    Lasers and Laser Optics
    Laser physics
    laser manufacturing
    Instrumentation, Measurement and Metrology