Acta Optica Sinica, Volume. 45, Issue 5, 0504001(2025)
Crosstalk of Division of Focal Plane Polarization Detectors
Fig. 4. Integrated solution of MPA and image sensor. (a) Traditional solution; (b) our solution
Fig. 5. Schematic diagram of MPA and polarization transmittance curves. (a) Schematic diagram of MPA; (b) polarization transmittance curves
Fig. 6. SEM images of MPA[17]. (a) All grating area image; (b) 0° grating area image; (c) 60° grating area image
Fig. 7. Polarization test systems. (a) Traditional polarization test system; (b) linear polarization test system with a line type light source
Fig. 8. Polarization transmittance curves at different wavelengths. (a) White light (350‒1000 nm); (b) 490 nm; (c) 670 nm; (d) 865 nm
Fig. 9. Principle of crosstalk measurement and corresponding row coordinates and measurement curves. (a) Crosstalk measurement principle and corresponding row coordinates; (b) crosstalk measurement curves
Fig. 10. SEM image of detector cross-section and elemental analysis results[17]. (a) SEM image of cross-section of detector; (b) XRF image of Si Kα1; (c) XRF image of O Kα1; (d) XRF image of Al Kα1
Fig. 11. Schematic diagrams of isolation channel models. (a) Optoelectronic isolation channel; (b) optical isolation channel
Fig. 12. Field intensity distributions of DoFP polarization detectors with different isolation channels. (a) Optoelectronic isolation channel; (b) optical isolation channel
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Anran Nie, Zhenwei Qiu, Xiaobing Sun, Binghuan Meng, Jin Hong. Crosstalk of Division of Focal Plane Polarization Detectors[J]. Acta Optica Sinica, 2025, 45(5): 0504001
Category: Detectors
Received: Nov. 26, 2024
Accepted: Dec. 31, 2024
Published Online: Mar. 21, 2025
The Author Email: Anran Nie (nieanran@mail.ustc.edu.cn), Zhenwei Qiu (zwqiu@aiofm.ac.cn)
CSTR:32393.14.AOS241792