Jinguang Lü, Jingqiu Liang, Weibiao Wang, Yuxin Qin, Jin Tao. Monte Carlo Analysis of Array Non-Uniformity in Snapshot Fourier Transform Imaging Spectrometer[J]. Acta Optica Sinica, 2021, 41(24): 2430001
- Acta Optica Sinica
- Vol. 41, Issue 24, 2430001 (2021)
Fig. 1. Principle diagram of snapshot Fourier transform imaging spectrometer. (a) Structure; (b) optical path
Fig. 2. Interferogram sequences and recovered spectra corresponding to different focal length standard deviations. (a) Interferogram for σf=0 mm; (b) spectrum for σf=0 mm; (c) interferogram for σf=2 mm; (d) spectrum for σf=2 mm
Fig. 3. Interval frequency count distribution of relative spectrum error
Fig. 4. Relationship of relative spectrum error with focal length standard deviation
Fig. 5. Recovered spectra corresponding to different step length standard deviations. (a) Zero step error; (b) single transverse step error; (c) single longitudinal step error; (d) total step error
Fig. 6. Interval frequency count distributions of relative spectrum error. (a) Single transverse step error; (b) single longitudinal step error; (c) total step error
Fig. 7. Relationship of relative spectrum error with step length standard deviation
Fig. 8. Relative spectrum error versus step length standard deviation after phase compensation correction
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