Acta Optica Sinica, Volume. 39, Issue 7, 0722002(2019)
Method to Solve Assembly Misalignment of Two-Reverse System Based on Vector Wave Aberration Theory
Figures & Tables(11)
Fig. 5. Relation between secondary mirror misalignment and Zernike coefficient of system aberration. (a) C7 versus Dx; (b) C7 versus Ty; (c) C5 versus Dx; (d) C5 versus Ty
Fig. 7. Simulated alignment system disorders aberration. (a) Interval error between primary mirror and secondary mirror; (b) secondary mirror eccentricity and tilt error; (c) Zernike coefficient of on-axis field aberration; (d) PV and RMS of on-axis field aberration
Fig. 9. System aberrations. (a) Original aberration; (b) aberration after systemalignment
Table 1. Structural parameters of optical systemmm
View tableTable 1. Structural parameters of optical systemmm
Surface Radius Thickness Semi-diameter Conic 4th term parameter 6th term parameter 8th term parameter PM -123.110 44 37 -1 SM -109.175 25.877 12.5 0 2.393×10-6 3.915×10-11 6.297×10-12 Image Infinity 0
Table 2. State change during system alignment
View tableTable 2. State change during system alignment
Item Initial state Spherical aberration correction Coma and astigmatism correction Spherical aberration correction Coma and astigmatism correction Coma and astigmatism correction Dz /mm1.2 0.08087842 0.08087842 1.50374×10-5 1.50374×10-5 -1.43778×10-6 Dx /mm0.5 0.5 -0.00200622 -0.00200622 -0.00098510 1.69084×10-6 Dy /mm-0.75 -0.75 0.00265171 0.00265171 0.00097903 -7.73288×10-6 Tx /(°)0.21 0.21 0.01077287 0.01077287 -0.00325258 2.56832×10-5 Ty /(°)-0.32 -0.32 0.00739672 0.00739672 -0.00327274 5.61329×10-6 C 5-0.66313579 -0.58405183 0.00001824 0.00001801 0.00000000 0.00000000 C 6-1.06318042 -0.99662740 0.00004603 0.00004541 0.00000011 0.00000000 C 7-9.17465699 -8.06838398 0.05723730 0.05686537 0.00000003 -0.00000002 C 810.92039219 9.30615168 -0.07969032 -0.07919037 -0.00000002 -0.00000008 C 92.51101043 2.51101043 0.16240162 -0.00997993 -0.0000006 -0.00000006 PV 38.22162042 23.0993551 0.78194180 1.37066420 1.22703541 1.22699556 RMS 7.38342091 4.53141891 0.20912868 0.40435121 0.40304867 0.4030989
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Pan Guo, Jun Zhou, Xiaoyu Ding, Jianhua Liu, Zhong Sheng. Method to Solve Assembly Misalignment of Two-Reverse System Based on Vector Wave Aberration Theory[J]. Acta Optica Sinica, 2019, 39(7): 0722002
Paper Information
Category: Optical Design and Fabrication
Received: Jan. 7, 2019
Accepted: Mar. 22, 2019
Published Online: Jul. 16, 2019
The Author Email: Liu Jianhua (Jeffliu@bit.edu.cn)
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