Jinfeng Shi, Pengfei Cheng, Hao Yuan, Guorui Ren, Wei Wang, Xuewu Fan, Zhiguo Li. Analysis and Verification of Effect of Micro-Vibration on Space Photoelectric Payload Imaging[J]. Acta Optica Sinica, 2019, 39(5): 0520001
- Acta Optica Sinica
- Vol. 39, Issue 5, 0520001 (2019)
Fig. 1. Structural diagram of imaging system
Fig. 2. Micro-vibration curve of payload mounting surfaces
Fig. 3. Line of sight errors in image and object space
Fig. 4. Finite element model of photoelectric payload on orbit
Fig. 5. Deformation cloud maps of primary and secondary mirror assemblies
Fig. 6. Micro-vibration test
Fig. 7. Experimental curves of frequency sweeping in z direction
Fig. 8. Comparison of MTF curves
Fig. 9. Variation curve of turntable azimuthal angle
Fig. 10. Variation curve of turntable pitch angle
Fig. 11. Comparison of MTF curve
Fig. 12. Experimental MTF curve of constant frequency micro-vibration test in z axis
Fig. 13. Micro-vibration requirement of payload mounting platform
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Table 1. Modal frequency of photoelectric payloadHz
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