Xin LIU, Cong WANG, Yongqiang LIU, Yang YUAN, Xiaolei CHEN, Yu ZHANG, Juanni HAN, Chaofan ZHANG. Rapid Ritchey-Common measurement method of large-aperture flat mirror[J]. Journal of Applied Optics, 2022, 43(4): 707
- Journal of Applied Optics
- Vol. 43, Issue 4, 707 (2022)
Fig. 1. Optical path diagram of Ritchey-Common test
Fig. 2. Schematic diagram of coordinate conversion
Fig. 3. Relationship between defocus and radius of spherical mirror
Fig. 4. Relationship between defocus and position of flat mirror
Fig. 5. Wavefront aberration for test
Fig. 6. Simulation parameters setting
Fig. 7. Direct measuring surface,Wave aberration and Restored surface
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Table 1. Wavefront restoration under condition of Ritchey angle error
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Table 2. Variation of defocus with FA length
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Table 3. Variation of defocus and astigmatism with Xs -axis angle
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Table 4. Variation of defocus and astigmatism with Ys -axis angle
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Table 5. Restored surface μm
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