Research on spatial uniformity test of grating imaging spectrometer Article Swipe

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CAO Pan , Shijun Xu , Xiaohong Shi , Yuan Liang , Chunlian Zhan ·

YOU? · · 2020 · Open Access · · DOI: https://doi.org/10.5768/jao202041.0203003

空间均匀性是成像光谱仪辐射定标的核心参数之一。通过对国内外均匀性测试方法研究，提出采用空间分布法对光栅式成像光谱仪的空间均匀性进行测试研究。该方法能准确给出各个位置点信号响应的详细分布，对于提高并改善光栅式成像光谱仪的图谱质量具有重要的意义。空间分布法建立在高稳定性、高均匀性标准光源的基础上，由计算机软件对测试结果进行图谱分离，提取同波长下空间响应信号获得光栅式成像光谱仪的空间均匀性。最后分析了空间均匀性测量不确定度的影响因素，并分析了空间均匀性对绝对辐射定标和光谱精度的影响。

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Spectrometer Imaging spectrometer Grating Optics Remote sensing Materials science Physics Geology

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Type: article
Language: en
Landing Page: https://doi.org/10.5768/jao202041.0203003
OA Status: hybrid
Related Works: 10
OpenAlex ID: https://openalex.org/W3139474825

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DOI: https://doi.org/10.5768/jao202041.0203003

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Title: Research on spatial uniformity test of grating imaging spectrometer

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Language: en

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Publication year: 2020

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Publication date: 2020-01-01

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Authors: CAO Pan, Shijun Xu, Xiaohong Shi, Yuan Liang, Chunlian Zhan

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Landing page: https://doi.org/10.5768/jao202041.0203003

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OA URL: https://doi.org/10.5768/jao202041.0203003

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Concepts: Spectrometer, Imaging spectrometer, Grating, Optics, Remote sensing, Materials science, Physics, Geology

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abstract_inverted_index.空间均匀性是成像光谱仪辐射定标的核心参数之一。通过对国内外均匀性测试方法研究，提出采用空间分布法对光栅式成像光谱仪的空间均匀性进行测试研究。该方法能准确给出各个位置点信号响应的详细分布，对于提高并改善光栅式成像光谱仪的图谱质量具有重要的意义。空间分布法建立在高稳定性、高均匀性标准光源的基础上，由计算机软件对测试结果进行图谱分离，提取同波长下空间响应信号获得光栅式成像光谱仪的空间均匀性。最后分析了空间均匀性测量不确定度的影响因素，并分析了空间均匀性对绝对辐射定标和光谱精度的影响。	0
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