• Acta Photonica Sinica
  • Vol. 50, Issue 3, 10 (2021)
Hangyu WU1、2, Mingqun WANG1、2, Xin LU1、2, and Hui FANG2
Author Affiliations
  • 1College of Physics and Optoelectronic Engineering, Shenzhen University, Shenzhen, Guangdong58060, China
  • 2Nanophotonics Research Center, Institute of microscale optoelectronics, Shenzhen University, Shenzhen, Guangdong518060, China
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    DOI: 10.3788/gzxb20215003.0311002 Cite this Article
    Hangyu WU, Mingqun WANG, Xin LU, Hui FANG. Fourier Ptychographic Microscopy Color Imaging with Simulated-annealing Chromatic Aberration Correction[J]. Acta Photonica Sinica, 2021, 50(3): 10 Copy Citation Text show less
    Flow of chromatic aberration correction algorithm
    Fig. 1. Flow of chromatic aberration correction algorithm
    Simulation results using conventional FPM
    Fig. 2. Simulation results using conventional FPM
    Defocused imaging results of conventional FPM and simulated annealing method
    Fig. 3. Defocused imaging results of conventional FPM and simulated annealing method
    RMSE of reconstructed images was measured with conventional FPM and simulated annealing methods
    Fig. 4. RMSE of reconstructed images was measured with conventional FPM and simulated annealing methods
    The computational efficiency of simulated annealing method at different defocusing locations
    Fig. 5. The computational efficiency of simulated annealing method at different defocusing locations
    FPM experimental platform
    Fig. 6. FPM experimental platform
    Experiment results of resolution target with conventional FPM method and simulated annealing method
    Fig. 7. Experiment results of resolution target with conventional FPM method and simulated annealing method
    Experimental results of stained pine stem slice with conventional FPM and simulated annealing method
    Fig. 8. Experimental results of stained pine stem slice with conventional FPM and simulated annealing method
    RGB three channel composited color image by conventional FPM and simulated annealing method
    Fig. 9. RGB three channel composited color image by conventional FPM and simulated annealing method
    Chromatic aberration correction experiment results of human blood smear
    Fig. 10. Chromatic aberration correction experiment results of human blood smear
    Simulation parameters for the FPM systemValue
    Light source15×15 LED array
    Light source incident wavelength630 nm
    NA of the objective0.08
    Magnification of the objective
    Shape of the corresponding pupil functionCircle
    Imaging pixel size of the CCD camera2.75 μm
    Distance between adjacent LED elements4 mm
    Distance between the LED array and the sample plane90 mm
    Table 1. Simulation parameters for the FPM system
    Hangyu WU, Mingqun WANG, Xin LU, Hui FANG. Fourier Ptychographic Microscopy Color Imaging with Simulated-annealing Chromatic Aberration Correction[J]. Acta Photonica Sinica, 2021, 50(3): 10
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