Journal of Applied Optics, Volume. 46, Issue 3, 571(2025)

Design of ground-based dual-band asymmetric spatial heterodyne wind interferometer

Yong CUI1, Liang GAO1,2,3、*, Lun JIANG1,2,3, Jinjiang WANG1, Huiyi PEI1, and Yuanxiang FANG1
Author Affiliations
  • 1School of Optoelectronic Engineering, Changchun University of Science and Technology, Changchun 130022, China
  • 2Peng Cheng Laboratory, Shenzhen 518000, China
  • 3Key Laboratory of Fundamental Science for National Defense of Aero and Ground Laser Communication Technology, Changchun University of Science and Technology, Changchun 130022, China
  • show less
    Figures & Tables(15)
    Schematic diagram of DASH wind interferometer system
    2D diagram of system
    3D diagram of system
    DASH structure diagram of DASH interference module
    Interferometric light intensity at different optical range differences
    Modulation degree and phase shift diagram
    MTF curves of front lens group
    Point array diagram of rear lens group
    MTF curves of rear lens group
    557.7 nm simulated fringe pattern
    630 nm simulated fringe pattern
    • Table 1. Overall system parameters of interferometer

      View table
      View in Article

      Table 1. Overall system parameters of interferometer

      参数名称参数值
      F#3.2
      波长/nm557.7 & 630.0
      视场角/(°)6.618(@557.7 nm)
      7.166(@630.0 nm)
      入瞳直径/mm40
      CCD尺寸/mm13.3×13.3
      像元尺寸/μm13.3×13.3
    • Table 2. Interference module parameters

      View table
      View in Article

      Table 2. Interference module parameters

      元件名称参数名称参数值
      分束器材料H-K9LAGT
      偏置量/mm18.714
      分光比1∶1
      棱镜材料H-ZF52
      厚度/mm10
      角度/(°)6.28
      楔形垫片H-FK61垫片厚度d1/mm5.217
      熔融石英垫片厚度d2/mm17.5
      刻线密度line/mm64.285
      光栅材料熔融石英
      闪耀角/(°)8.2
      衍射级次/阶8(@557.7 nm)
      7(@630.0 nm)
      干涉仪温度漂移/(rad/℃)0.03(@557.7 nm)
      0.00942(@630.0 nm)
    • Table 3. Front lens group parameters

      View table
      View in Article

      Table 3. Front lens group parameters

      参数名称参数值
      入瞳直径/mm40
      视场/(°)7.5
      F#5.05
      波长/nm557.7 & 632.8
      光学系统总长/mm236.893
      远心度<0.005
    • Table 4. Parameters of rear group lens

      View table
      View in Article

      Table 4. Parameters of rear group lens

      参数名称参数值
      波长/nm557.7 & 630.0
      投影物面尺寸15 mm×15 mm
      投影倍率−0.574
      F#9
      后截距/mm30
      远心度<0.007
    Tools

    Get Citation

    Copy Citation Text

    Yong CUI, Liang GAO, Lun JIANG, Jinjiang WANG, Huiyi PEI, Yuanxiang FANG. Design of ground-based dual-band asymmetric spatial heterodyne wind interferometer[J]. Journal of Applied Optics, 2025, 46(3): 571

    Download Citation

    EndNote(RIS)BibTexPlain Text
    Save article for my favorites
    Paper Information

    Category:

    Received: Apr. 23, 2024

    Accepted: --

    Published Online: May. 28, 2025

    The Author Email: Liang GAO (高亮)

    DOI:10.5768/JAO202546.0301004

    Topics