• Laser & Optoelectronics Progress
  • Vol. 57, Issue 13, 130102 (2020)
Wentao Si1、*, Weichao Wang1, Guangfu Yuan1, Junlian Cheng1, and Weijie Wang2
Author Affiliations
  • 195859 Army Unit PLA, Jiuquan, Gansu 735018, China
  • 2Aerospace Engineering University, Beijing 101416, China
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    DOI: 10.3788/LOP57.130102 Cite this Article Set citation alerts
    Wentao Si, Weichao Wang, Guangfu Yuan, Junlian Cheng, Weijie Wang. Atmospheric Refraction Correction Method Based on Angular Intersection[J]. Laser & Optoelectronics Progress, 2020, 57(13): 130102 Copy Citation Text show less
    Refraction of light travels through different thin layers
    Fig. 1. Refraction of light travels through different thin layers
    True path of light through the atmosphere
    Fig. 2. True path of light through the atmosphere
    Schematic diagram of light propagation in a concentric thin layer of atmosphere
    Fig. 3. Schematic diagram of light propagation in a concentric thin layer of atmosphere
    k changes with the apparent distance and pitch angle
    Fig. 4. k changes with the apparent distance and pitch angle
    Height errors corrected by the two methods
    Fig. 5. Height errors corrected by the two methods
    Relative height /mAir pressure /kPaTemperature /℃Refractive index
    090.1216.81.000243942836439
    100079.845.11.000225208514923
    200070.49-3.91.000205484505760
    300061.96-8.61.000183829508321
    400054.37-16.01.000165955433852
    500047.52-23.71.000149526931408
    600041.39-29.91.000133559792267
    Table 1. Measurement data of sounding balloon and refractive index
    MethodMean of heighterror /mMean-variance ofheight error /m
    Angular intersectionmethod0.42200.6839
    Standard method1.74290.7192
    Table 2. Mean and variance of height errors corrected by the two methods
    Wentao Si, Weichao Wang, Guangfu Yuan, Junlian Cheng, Weijie Wang. Atmospheric Refraction Correction Method Based on Angular Intersection[J]. Laser & Optoelectronics Progress, 2020, 57(13): 130102
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