Acta Physica Sinica, Volume. 69, Issue 3, 030702-1(2020)

Development and in-orbit performance evaluation of multi-layered nested grazing incidence optics

Fu-Chang Zuo1,*... Zhi-Wu Mei1, Lou-Lou Deng1, Yong-Qiang Shi1, Ying-Bo He1, Lian-Sheng Li1, Hao Zhou1, Jun Xie2, Hai-Li Zhang1 and Yan Sun1 |Show fewer author(s)
Author Affiliations
  • 1Beijing Institute of Control Engineering, Beijing 100190, China
  • 2Beijing Institute of Spacecraft System Engineering, Beijing 100194, China
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    Figures & Tables(13)
    Schematic of optical path of a parabolic mirror.单层反射镜光路图
    Relationship between adjacent mirrors.相邻反射镜之间的关系
    Fabrication process for mirrors.反射镜加工工艺流程
    Measured slope profile residual of mandrel.芯轴斜率误差
    (a) Mandrel; (b) mirror replicated; (c) optics assembly; (d) optics on the satellite.(a)复制芯轴; (b)复制的反射镜; (c)光学系统; (d)发射前的光学系统
    (a) Schematic of reflectivity measurement system; (b) photo of reflectivity measurement system, where, 1, aperture and its adjusting device; 2, standard detector and its adjusting device; 3, mirror adjusting device; 4, measurement detector and its adjusting device; 5, observation window.(a) 反射率测试系统示意图; (b) 反射率测试系统实物图, 其中1, 光阑孔及调整装置; 2, 标准探测器及调整装置; 3, 反射镜调整装置; 4, 测试探测器及调整装置; 5, 观察窗
    Measured reflectivity.实测反射率
    Effective areas based on measured and theoretical reflectivity.基于实测反射率与理论反射率的有效面积
    Time-varying characteristics of Crab pulsar flux.Crab脉冲星流量时变特性
    Spectra of Crab pulsar flux.Crab脉冲星能谱特性
    Evaluated effective area based on in-orbit data.基于观测数据评价的有效面积曲线
    • Table 1.

      Designed parameters of the optics.

      光学系统设计参数

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      Table 1.

      Designed parameters of the optics.

      光学系统设计参数

      项目数值
      能量范围/keV0.2—10
      视场/arcmin2ω = 15
      焦距/mm1100
      掠入射角范围/(°)0.98—1.25
      反射镜长度/mm120
      反射镜厚度/mm0.5
      几何面积/cm230
    • Table 2.

      Focusing performance at different FOVs.

      不同视场下的聚焦情况

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      Table 2.

      Focusing performance at different FOVs.

      不同视场下的聚焦情况

      视场/(°)像斑点列图质心位置/mm内环半径/mm外环半径/mm
      0000.005
      0.050.990.951.03
      0.11.961.842.07
      0.1252.432.282.58
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    Fu-Chang Zuo, Zhi-Wu Mei, Lou-Lou Deng, Yong-Qiang Shi, Ying-Bo He, Lian-Sheng Li, Hao Zhou, Jun Xie, Hai-Li Zhang, Yan Sun. Development and in-orbit performance evaluation of multi-layered nested grazing incidence optics[J]. Acta Physica Sinica, 2020, 69(3): 030702-1

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    Paper Information

    Category:

    Received: Sep. 22, 2019

    Accepted: --

    Published Online: Nov. 10, 2020

    The Author Email:

    DOI:10.7498/aps.69.20191446

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