[1] Mei L D, Geng Q X, Li Z. Optimization design for mainsupporting structure of the off-axis TMA space remote sensor[C]//International Conference on Mechanic Automation and Control Engineering, IEEE, 2010:252-254.
[2] Lampton M L, Sholl M J, Levi M E. Off-axis telescopes for dark energy investigations[C]//SPIE, 2010, 7731:77311G.
[3] Figoski J W. Aligment and test results of the QuickBird telescope using ball optical system test facility[C]//SPIE Conference on Addvanced Telescope Design, Fabrication, and Control Denver, 1999:99-108.
[4] Nagamitsu Ohgi, Akira Iwasaki, Takahiro Kawashima, et al. Japanese hyper-multi spectral mission[C]//Geoscience and Remote Sensing Symposium, IEEE International, 2010:3756-3759.
[5] Hariharan V K, Shanmuga Sundaram N, Dayashankara K S, et al. Assembly, integration and testing of Cartosat-1[C]//Electro Magnetic Interference and Compatibility, Proceedings of the 9th International Conference, 2006:60-66.
[6] Xu L, Chen K, He Q, Jin G. Design of freeform mirrors in Czerny-Turner spectrometers to suppress astigmatism[J]. Appl Opt, 2009, 48:2871-2879.
[7] Zheng Z, Hao X, Liu X L. Freeform surface lens for LED uniform illumination[J]. Appl Opt, 2009, 48:6627-6634.
[8] Thomas Peschel, Christoph Damm, Sebastian Scheiding, et al. An amorphotic telescope for earth observation in the mid-infrared range[C]//International Conference on Space Optics (ICSO), 2014.
[9] Saunders I J, Ploeg L, Dorrepaal M, et al. Fabrication and metrology of freeform aluminum mirrors for the SCUBA-2 instrument[C]//SPIE, 2005, 5869:586905.
[10] Jun Zhu, Wei Hou, Xiaodong Zhang. Design of a low F-number freeform off-axis three-mirror system with rectangular fieldof-view[J]. Journal of Optics, 2014, 17:015605.
[11] Zhang Xin, Zheng Ligong, He Xin, et al. Design and fabrication of imaging optical systems with freeform surfaces[C]//SPIE, 2012, 8486:848607.
[12] Meng Qingyu, Wang Wei, Ji Zhenhua, et al. Design of off-axis three-mirror system based on integration of primary and tertiary mirrors[J]. Infrared and Laser Engineering, 2015, 44(2):578-582. (in Chinese)孟庆宇, 王维, 纪振华, 等. 主三镜一体化离轴三反光学系统设计[J]. 红外与激光工程, 2015, 44(2):578-582.
[13] Meng Qingyu. Easy-aligned off-axis three-mirror system with super large linear field of view based on x-y polynomial freeform surface[J]. JOSK, 2015, 19:6.
[14] Meng Qingyu, Wang Wei, Ma Hongcai, et al. Easy-aligned off-axis three-mirror system with wide field of view using freeform surface based on integration of primary and tertiary mirror[J]. Applied Optics, 2014, 53(14):3028-3034.
[15] Matthias Beier, Johannes Hartung, Thomas Peschel, et al. Development, fabrication, and testing of an anamorphic imaging snap-together freeform telescope[J]. Applied Optics, 2015, 54(12):3530-3542.