Qijie Tian, Jianhua Zhang, Huanhuan Zhang, Yansong Song, Jingjing Xue, Xinrong Hu, Xiang Chen, Shuai Li. Design of Off-Axis Four-Mirror Optical Antenna with Long Exit Pupil Distance[J]. Acta Optica Sinica, 2020, 40(18): 1822001
- Acta Optica Sinica
- Vol. 40, Issue 18, 1822001 (2020)
Fig. 1. Keplerian afocal system
Fig. 2. Galilean afocal system
Fig. 3. Layout of coaxial three-mirror system
Fig. 4. Layout of off-axis four-mirror optical antenna
Fig. 5. Layout of initial structure of off-axis optical antenna
Fig. 6. Spot diagrams of top 12 FOVs of initial structure
Fig. 7. MTF curves of initial structure
Fig. 8. Layout of optical antenna after optimization
Fig. 9. Spot diagrams of top 12 FOVs of optical antenna after optimization
Fig. 10. Diffraction encircled energy of optical antenna after optimization
Fig. 11. RMS wavefront error of optical antenna after optimization
Fig. 12. MTF curves of optical antenna after optimization
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Table 1. Design requirements of optical antenna
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Table 2. Tolerance value of optical antenna
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Table 3. Tolerance analysis result of optical antenna
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