Chengmiao Liu, Jianxin Li, Rihong Zhu, Xiangqun Cui. Interferometric Imaging Spectropolarimeter Using Dual-Channel Lateral Shearing Beam Splitter[J]. Acta Optica Sinica, 2017, 37(10): 1011002
- Acta Optica Sinica
- Vol. 37, Issue 10, 1011002 (2017)
Fig. 1. Schematic of dual-channel lateral shearing interferometric spectral imaging
Fig. 2. Unfolded optical layout of dual-rectangle lateral shearing beam splitter
Fig. 3. Image of the scene superimposed with the interferometric fringe
Fig. 4. Extraction of the interferogram of a point
Fig. 5. Schematic of imaging spectropolarimeter based on mirco-polarization array. (a) Schematic of polarization interference imaging; (b) reconstruction of line polarization sub-images
Fig. 6. Experimental setup
Fig. 7. Target and interference images. (a) Experimental target scene; (b)(c)(d) interference images
Fig. 8. Spectral reconstruction of point A. (a) Interference image sequence after registration; (b) interferogram of point A extracted from the interference image sequence; (c) spectrum of point A obtained by the proposed method and the USB4000
Fig. 9. Reconstructed spectral images of the imaged target
Fig. 10. (a) Polarization interferogram; (b) magnified image
Fig. 11. Interferograms with different linear polarization states
Fig. 12. Reconstructed spectra curves of point A at four linear polarization states
Fig. 13. Reconstructed spectral images at four linear polarization states
Fig. 14. Spectra curves of three Stokes parameters of point A
Fig. 15. Reconstructed spectral images of three Stokes parameters
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