• Opto-Electronic Engineering
  • Vol. 44, Issue 6, 621 (2017)
Rongbo Wang*, Weijun Zhou, Jianhua Meng, Jianhua Tian, and Lihua He
Author Affiliations
  • [in Chinese]
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    DOI: 10.3969/j.issn.1003-501x.2017.06.008 Cite this Article
    Rongbo Wang, Weijun Zhou, Jianhua Meng, Jianhua Tian, Lihua He. A high-speed, eight-wavelength visible light-infrared pyrometer[J]. Opto-Electronic Engineering, 2017, 44(6): 621 Copy Citation Text show less

    Abstract

    A high-speed, eight-channel pyrometer for precise temperature measurements in the 1500 K to 10000 K temperature range has been designed. It can be used in shock physics experiments to measure temperature of shock loaded sampling. The wavelength and bandwidth of each channel are optimized by analysis and calcula-tion. The semiconductor detectors of Si and InGaAs are used as photoelectric devices, whose bandwidth is 150 MHz and working wavelength covers 400 nm~1700 nm range. By combing the high-transmittance beam-splitters and narrow- bandwidth filters, the peak spectrum transmissivity of each channel can all be higher than 60%. This pyrometer is calibrated by using high temperature blackbody furnace and standard opto-electronic pyrometer. Key
    Rongbo Wang, Weijun Zhou, Jianhua Meng, Jianhua Tian, Lihua He. A high-speed, eight-wavelength visible light-infrared pyrometer[J]. Opto-Electronic Engineering, 2017, 44(6): 621
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