Polarization imaging in atmospheric environment based on polarized reflectance retrieval

Huijie Zhao; Jian Xing; Xingfa Gu; Guorui Jia

doi:doi:10.3788/COL201917.012601

Chinese Optics Letters, 2019, 17 (1): 012601, Published Online: Jan. 17, 2019

Polarization imaging in atmospheric environment based on polarized reflectance retrieval Download： 746次

Huijie Zhao ^1,*Jian Xing ¹Xingfa Gu ²Guorui Jia ^1,**

Author Affiliations

¹ School of Instrumentation Science and Opto-electronics Engineering, Beihang University, Beijing 100191, China

² Institute of Remote Sensing and Digital Earth, Chinese Academy of Sciences, Beijing 100094, China

Figures & Tables

Fig. 1. Influence of atmosphere parameters (solar zenith angle=25°, view zenith angle=45°, relative azimuth angle=60°, elevation=1 km, reflectance=0.25). (a) Influence of water vapor (ozone content=3 atm-cm, visibility >5 km), (b) influence of ozone (water vapor content=2.0 g/cm2, visibility >5 km), (c) influence of aerosol optical thickness (ozone content=3 atm-cm, water vapor content=2.0 g/cm2).

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Fig. 2. Flow chart of polarized reflectance retrieval.

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Fig. 3. LCVR imager and laboratory experiment. (a) LCVR imager and (b) painted metal board.

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Fig. 4. Polarization images and processed images of painted metal board obtained from outdoor experiments (wavelength=676 nm, solar zenith angle=25°, view zenith angle=45°, relative azimuth angle=60°). (a) Original polarization images, (b) intensity image, (c) polarization degree image, (d) polarization angle image.

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Fig. 5. Experiment results of painted metal board at 676 nm.

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Fig. 6. Retrieval results in the AOT condition of 0, 0.30, 0.50, 0.55, and 0.60.

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Huijie Zhao, Jian Xing, Xingfa Gu, Guorui Jia. Polarization imaging in atmospheric environment based on polarized reflectance retrieval[J]. Chinese Optics Letters, 2019, 17(1): 012601.

Polarization imaging in atmospheric environment based on polarized reflectance retrieval Download： 746次

Fig. 2. Flow chart of polarized reflectance retrieval.

Fig. 3. LCVR imager and laboratory experiment. (a) LCVR imager and (b) painted metal board.

Fig. 5. Experiment results of painted metal board at 676 nm.

Fig. 6. Retrieval results in the AOT condition of 0, 0.30, 0.50, 0.55, and 0.60.

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Polarization imaging in atmospheric environment based on polarized reflectance retrieval Download： 746次

Fig. 2. Flow chart of polarized reflectance retrieval.

Fig. 3. LCVR imager and laboratory experiment. (a) LCVR imager and (b) painted metal board.

Fig. 5. Experiment results of painted metal board at 676 nm.

Fig. 6. Retrieval results in the AOT condition of 0, 0.30, 0.50, 0.55, and 0.60.

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