Laser & Optoelectronics Progress, Volume. 62, Issue 5, 0512005(2025)

Design and Application of Dual-Band Specific Color Temperature Measuring Device

Haiying Shao1、*, Zengliang Zhang2, Xiaohan Ma1, Yanfeng Li1, Yuhang Fu1, and Jiabin Ma1
Author Affiliations
  • 1School of Electronic and Control Engineering, North China Institute of Aerospace Engineering, Langfang 065000, Hebei , China
  • 2School of Electronic and Information Engineering, Langfang Normal University, Langfang 065000, Hebei , China
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    Figures & Tables(14)
    Colorimetric temperature measuring device schematic diagram
    The relationship curves of wavelength and blackbody radiation emission degree at different temperatures
    The ratio curves of temperature and radiation power at different wavelengths
    The relation curves between temperature and sensitivity at different wavelengths
    The ratio curves of temperature and radiation power at different wavelength intervals
    The relation curves between temperature and sensitivity at different wavelength intervals
    The ratio curve of temperature and radiation power at different bandwidths
    Schematic diagram of photodetector circuit
    Schematic diagram of the photodetector conditioning circuit
    Static calibration experiment of colorimetric temperature measuring device
    Curve results of polynomial fitting method
    Colorimetric temperature measuring device
    Three groups of experimental relationship graph. (a) (c) (e) Temperature and time curves measured by the two devices in the three experiments respectively; (b) (d) (f) relative error curves of the temperature measured by the two devices in the three experiments respectively
    • Table 1. The two voltage values and their ratios output by the colorimetric temperature measurement device

      View table

      Table 1. The two voltage values and their ratios output by the colorimetric temperature measurement device

      Temperature /℃CH1 /mVCH2 /mVRT
      4004.58412.1082.641
      50020.40145.1712.214
      60064.423126.3111.961
      700165.493289.7811.751
      800355.704561.3241.578
      900687.850989.8851.439
      10001221.5181604.9831.314
      11001923.8542346.9211.220
      12003060.7233662.2551.197
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    Haiying Shao, Zengliang Zhang, Xiaohan Ma, Yanfeng Li, Yuhang Fu, Jiabin Ma. Design and Application of Dual-Band Specific Color Temperature Measuring Device[J]. Laser & Optoelectronics Progress, 2025, 62(5): 0512005

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    Paper Information

    Category: Instrumentation, Measurement and Metrology

    Received: Jul. 15, 2024

    Accepted: Aug. 20, 2024

    Published Online: Mar. 12, 2025

    The Author Email:

    DOI:10.3788/LOP241681

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