Fig. 1. (a) Schematic diagram of the integrated polarization spectral imaging device; (b) Structural schematic diagram of a single channel

Fig. 2. Design flowchart of integrated polarization spectral imaging device

Fig. 3. (a) The reflection spectrum of 1-D grating at 13 μm; (b) The reflection spectrum of multi-layer high reflection films; (c) The reflection phase spectrum of multi-layer high reflection films at 13 μm with the change of Dspacer; (d) The transmission spectrum of polarization spectral imaging device at 13 μm

Fig. 4. 1-D grating structure. (a) Reflectance spectra with the change of P; (b) Reflection phase spectra with the change of F

Fig. 5. The electric field distribution of polarization spectral imaging device at 13 μm

Fig. 6. Transmission spectra of various channels of polarization spectral imaging devices under different polarizations

Fig. 7. Farbrication process diagram of polarization spectrum imaging device