Acta Optica Sinica, Volume. 42, Issue 12, 1210001(2022)

Study on Vector Radiative Transmission Characteristics of Polarization Optics in Underwater Bubble Environment

Qiang Song1,2,3, Xiaobing Sun1,3,4、*, Xiao Liu1,3,4, Rufang Ti1,3, and Honglian Huang1,3,4
Author Affiliations
  • 1Anhui Institute of Optics and Fine Mechanics, Hefei Institutes of Physical Science, Chinese Academy of Sciences, Hefei 230031, Anhui, China
  • 2University of Science and Technology of China, Hefei 230026, Anhui, China
  • 3Key Laboratory of Optical Calibration and Characterization, Chinese Academy of Sciences, Hefei 230031, Anhui, China
  • 4Hefei Chief Expert Studio of Agricultural Industry, Hefei 230031, Anhui, China
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    Using optical imaging equipment for survey of underwater resources often obtains lower quality of image because of underwater bubble’s interference. Taking analysis of radiation transmission characteristics of bubble and interference characteristics on the optical imaging instrument in the water environment has important guiding significance for improving anti-jamming capability of underwater imaging. At first, the single bubble underwater imaging environment is built and the changing trends of radiation intensity and polarization state for light transmitting in single bubble are simulated, and the transmission phase function on the interface of single bubble is obtained. Then, the changing trends of radiation intensity and polarization state of light with bubble distribution under multi-bubble imaging environment are simulated when increasing the number of bubbles on the basis of research on single bubble. Finally, the effects on forward transmission and backward transmission characteristics with different radius of bubble sizes and different distances of light transmission are simulated with Monte Carlo method based on theory of geometrical optics approximation. The study of bubble theory, simulation and experiment shows that the changing trend of produced light’s polarization at surface of bubble has strong correlation with observation geometry, when the angle of incidence is small, light has strong penetrability and the attenuation of radiation intensity is slow. The degrees of polarization of forward transmission and backward transmission show significantly opposite trend with increase of transmission distance. The theory, simulation and experimental results are basically consistent. The research can provide a certain reference value in target polarization imaging field under complex underwater environment.

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    Qiang Song, Xiaobing Sun, Xiao Liu, Rufang Ti, Honglian Huang. Study on Vector Radiative Transmission Characteristics of Polarization Optics in Underwater Bubble Environment[J]. Acta Optica Sinica, 2022, 42(12): 1210001

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    Paper Information

    Category: Image Processing

    Received: Aug. 23, 2021

    Accepted: Nov. 15, 2021

    Published Online: Jun. 7, 2022

    The Author Email: Sun Xiaobing (xbsun@aiofm.ac.cn)

    DOI:10.3788/AOS202242.1210001

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