Zhai Yan, Jiang Huilin, Mei Gui, Jiang Fan. Material selection and design of beryllium-aluminum alloy mirror assembly for large-diameter space infrared camera[J]. Infrared and Laser Engineering, 2020, 49(6): 20190390
- Infrared and Laser Engineering
- Vol. 49, Issue 6, 20190390 (2020)
Fig. 1. Lightweight structure of scanning mirror
Fig. 2. Flexible support structure
Fig. 3. Room structure of main mirror
Fig. 4. Structure of swing part
Fig. 5. Simulated mirror processing surface pattern
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Table 1. Performance parameters of common space camera mirror material
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Table 2. Performance parameters of common space optical system lightweight material
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Table 3. Errors of main mirror surface with 15 ℃ temperature change and three-dimensional gravity in a full-aperture range
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Table 4. The first three order natural frequency of primary mirror part
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Table 5. Modal analysis result of swing part in the constrainted condition
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Table 6. Errors of main mirror and second mirror surface with 15 ℃ temperature change and three-dimensional gravity in a full-aperture range
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Table 7. First time mechanical test results of slewing part
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Table 8. Mechanical test results of slewing part
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