Weina Hu, Yong Lv, Rui Geng, Yuhai Li, Chunhui Niu. Photoelectric detector surface damage state polarization imaging type detection system[J]. Infrared and Laser Engineering, 2022, 51(6): 20210629
- Infrared and Laser Engineering
- Vol. 51, Issue 6, 20210629 (2022)
Fig. 1. Amplitude relationship between
,
, and
、
与
之间的振幅关系
Fig. 2. The relationship curve of roughness, DOP and DP
Fig. 3. Schematic diagram of the system device: (a) Receiving system; (b) Transmitting system
Fig. 4. System device physical diagram
Fig. 5. Identification process of echo wave target
Fig. 6. Schematic diagram of the MATLAB GUI-based echo image acquisition software system in real time
Fig. 7. Microscopic images of undamaged and damaged CCD surfaces
Fig. 8. White-light interference 3D morphology image of CCD surface at different undamaged areas
Fig. 9. White-light interference 3D morphology image of CCD surface at different damaged areas
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Table 1. CCD surface polarization characteristics DP of undamaged and damaged areas
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Table 2. Root mean square parameters Sq of CCD surface at different damaged and undamaged areas
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