Journals Articles Conferences News About CLP
Submit a paper Email Alert
Search
Search
Articles
Journals
News
Advanced Search
Top Searches
2D MaterialsTransformation opticsQuantum PhotonicsSmall lasersSemiconductor UV PhotonicsSupersymmetric microring laser arrays

Laser & Optoelectronics Progress, Volume. 61, Issue 20, 2011020(2024)

Imaging Properties of Scattering Medium Optical Systems

Zhenxiang Guo1,2, Liu Sha1,2, Haiyu Bao1,2, Wenqing Sun1,2、*, and Quanying Wu1,2
Author Affiliations
  • 1School of Physical Science and Technology, Suzhou University of Science and Technology, Suzhou 215009, Jiangsu , China
  • 2Jiangsu Key Laboratory of Micro and Nano Heat Fluid Flow Technology and Energy Application, Suzhou 215009, Jiangsu , China
    • show less
    AbstractGet PDF(in Chinese)
    Figures&Tables (15)
    Equations (12)
    References (18)
    Tools
    Paper Information
    Topics
    Figures & Tables(15)
    Principle diagram of coherent scattering imaging based on double random media

    Fig. 1. Principle diagram of coherent scattering imaging based on double random media

    Download full size
    Flow chart of speckle image restoration

    Fig. 2. Flow chart of speckle image restoration

    Download full size
    Power spectrum distribution map of speckle collected from targets and different focal lengths

    Fig. 3. Power spectrum distribution map of speckle collected from targets and different focal lengths

    Download full size
    Numerical simulation results of speckle imaging. (a) Speckle image; (b) simulation objectives; (c) autocorrelation image; (d) power spectrum; (e) recovery result

    Fig. 4. Numerical simulation results of speckle imaging. (a) Speckle image; (b) simulation objectives; (c) autocorrelation image; (d) power spectrum; (e) recovery result

    Download full size
    Simulation speckle reconstruction results of lenses with different focal lengths. (a) 18 mm; (b) 28 mm; (c) 35 mm; (d) 41 mm; (e) 46 mm; (f) 55 mm

    Fig. 5. Simulation speckle reconstruction results of lenses with different focal lengths. (a) 18 mm; (b) 28 mm; (c) 35 mm; (d) 41 mm; (e) 46 mm; (f) 55 mm

    Download full size
    Correlation coefficient of speckle recovery results at different focal lengths

    Fig. 6. Correlation coefficient of speckle recovery results at different focal lengths

    Download full size
    Simulation speckle reconstruction results of lenses at different distances. (a) 0.5 m; (b) 1 m; (c) 2 m; (d) 3 m; (e) 4 m; (f) 5 m

    Fig. 7. Simulation speckle reconstruction results of lenses at different distances. (a) 0.5 m; (b) 1 m; (c) 2 m; (d) 3 m; (e) 4 m; (f) 5 m

    Download full size
    Scattering imaging system based on speckle autocorrelation

    Fig. 8. Scattering imaging system based on speckle autocorrelation

    Download full size
    Restoration results of speckle autocorrelation imaging. (a) Original image; (b) preprocessing result; (c) target object image; (e) autocorrelation image; (e) recovery result

    Fig. 9. Restoration results of speckle autocorrelation imaging. (a) Original image; (b) preprocessing result; (c) target object image; (e) autocorrelation image; (e) recovery result

    Download full size
    Speckle recovery results obtained from lenses with different focal lengths. (a) 18 mm; (b) 28 mm; (c) 35 mm; (d) 41 mm; (e) 46 mm; (f) 55 mm

    Fig. 10. Speckle recovery results obtained from lenses with different focal lengths. (a) 18 mm; (b) 28 mm; (c) 35 mm; (d) 41 mm; (e) 46 mm; (f) 55 mm

    Download full size
    Recovery results of different filtering parameters and sub image sizes. (a) 7×7, 500 pixel×500 pixel; (b) 5×5, 500 pixel×500 pixel; (c) 5×5, 300 pixel×300 pixel; (d) 3×3, 300 pixel×300 pixel

    Fig. 11. Recovery results of different filtering parameters and sub image sizes. (a) 7×7, 500 pixel×500 pixel; (b) 5×5, 500 pixel×500 pixel; (c) 5×5, 300 pixel×300 pixel; (d) 3×3, 300 pixel×300 pixel

    Download full size
    Speckle recovery results at different distances. (a) f=55 mm,d0=0.5 m; (b) f=55 mm,d0=1 m;(c) f=55 mm,d0=2 m; (d) f=420 mm,d0=5 m; (e) f=420 mm,d0=5.5 m; (f) f=420 mm,d0=6 m

    Fig. 12. Speckle recovery results at different distances. (a) f=55 mm,d0=0.5 m; (b) f=55 mm,d0=1 m;(c) f=55 mm,d0=2 m; (d) f=420 mm,d0=5 m; (e) f=420 mm,d0=5.5 m; (f) f=420 mm,d0=6 m

    Download full size

    • Table 1. SSIM and MSE values corresponding to speckle recovery results at different focal lengths

      View table

      Table 1. SSIM and MSE values corresponding to speckle recovery results at different focal lengths

      ParameterFocal length /mm
      182835414655
      SSIM0.38640.45520.50440.61010.71410.7829
      MSE0.41220.31650.16880.10260.03460.0139

    • Table 2. SSIM and MSE values corresponding to the recovery results of different filtering parameters and sub image sizes

      View table

      Table 2. SSIM and MSE values corresponding to the recovery results of different filtering parameters and sub image sizes

      ParameterSerial number
      Group aGroup bGroup cGroup d
      SSIM0.63410.69570.72520.7626
      MSE0.09460.05240.03210.0225

    • Table 3. SSIM and MSE values corresponding to speckle recovery results at different distances

      View table

      Table 3. SSIM and MSE values corresponding to speckle recovery results at different distances

      ParameterValue
      f /mm555555420420420
      d0 /m0.51255.56
      SSIM0.78290.62750.48060.68350.58280.3664
      MSE0.01390.10270.25930.08110.13660.4968
    Tools

    Get Citation

    Copy Citation Text

    Zhenxiang Guo, Liu Sha, Haiyu Bao, Wenqing Sun, Quanying Wu. Imaging Properties of Scattering Medium Optical Systems[J]. Laser & Optoelectronics Progress, 2024, 61(20): 2011020

    Download Citation

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

    Category: Imaging Systems

    Received: Mar. 7, 2024

    Accepted: May. 7, 2024

    Published Online: Nov. 4, 2024

    The Author Email: Sun Wenqing (sunwenqing@mail.usts.edu.cn)

    DOI:10.3788/LOP240843

    CSTR:32186.14.LOP240843

    Topics

    laser devices and laser physics
    Lasers and Laser Optics
    Laser physics
    laser manufacturing
    Instrumentation, Measurement and Metrology