Shijie Chen, Chunhui Niu, Xiaoying Li, Yong Lv. Cat eye echo characteristics of optical imaging system in CCD damage process[J]. Infrared and Laser Engineering, 2021, 50(9): 20200425
- Infrared and Laser Engineering
- Vol. 50, Issue 9, 20200425 (2021)
Fig. 1. CCD point damage, line damage, full target damage imaging images
Fig. 2. Change curve of cat eye echo power and degree of polarization under different CCD damage states
Fig. 3. Microscopic images (a)-(c) and contour images (d)-(e) of damage sites under different damage states
Fig. 4. Relation curves between the polarization degree of echo scattering and the surface roughness of target for cat’s eye of different materials
Fig. 5. Cat eye echo power (a) and degree of polarization (b) vary with the number of pulses
Fig. 6. Surface morphology of different damage sites
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Table 1. RMS height measurement results of material surface
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Table 2. Root mean square height measurement results of material surface
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