[1] Ye Zhao, Li Xiwei, Wang Chao, et al. Survey of technological development of optical payload for micro-nano satellite[J]. Spacecraft Engineering, 2016, 25(6):122-130. (in Chinese)
[2] Lampton M L, Sholl M J, Levi M E. Off-axis telescopes for dark energy investigations[C]//SPIE, 2010, 7731:77311G.
[3] Zhao Wencai. Design of improved off-axis TMA optical systems[J]. Optics and Precision Engineering, 2011, 19(12):2837-2842. (in Chinese)
[4] Ma Dingkun, Kuang Yin, Yang Xinquan. Development actual state and trends of nano-satellite[J]. Space Electronic Technology, 2017(3):42-45. (in Chinese)
[5] Meng Qingyu, Wang Hongyuan, Wang Kejun, et al. Off-axis three-mirror freeform telescope with a large linear field of view based on an integration mirror[J]. Applied Optics, 2016, 55(32):8962-8970.
[6] Gong Dun, Wang Hong. Optical design of large field and low distortion coaxial three mirror system with free-form surface[J]. Acta Optica Sinica, 2014, 34(7):0700001. (in Chinese)
[7] Fuerschbach K, Rolland J P, Thompson K, P. A new family of optical systems employing -polynomial surfaces[J]. Optical Express, 2011, 19(22):21919-21928.
[8] Meng Qingyu, Wang Hongyuan, Wang Yan, et al. Off-axis three-mirror freeform optical system with large linear field of view[J]. Infrared and Laser Engineering, 2016, 45(10):1018002. (in Chinese)
[9] Zhang X, Zheng L G, He X, et al. Design and fabrication of imaging optical systems with freeform surfaces[J]. SPIE Optical Engineering Applications International Society for Optics and Photonics, 2012, 8486:848607.
[10] Pan Junhua. Design, Fabrication and Testing of the Aspherical Optical Surfaces[M]. Suzhou:Soochow University Press, 2004:10-37. (in Chinese)
[11] Li Peimao, Wang Xia, Jin Weiqi, et al. Dual-band infrared optical system design and image quality evaluation[J]. Infrared and Laser Engineering, 2013, 42(11):2882-2888. (in Chinese)
[12] Chen Yonghe, Chen Hongda, Fu Yutian. Optical design of small-sized camera in visible for micro-satellite[J]. Infrared and Laser Engineering, 2015, 44(7):2087-2092. (in Chinese)
[13] Xue Donglin, Zheng Ligong, Zhang Feng. Off-axis three-mirror system based on freeform mirror[J]. Optics and Precision Engineering, 2011, 19(12):2813-2820.
[14] Wang Wei. Optical design of off-axis reflective system with freeform surface[D]. Nanjing:Nanjing University of Science and Technonogy, 2016:8-14. (in Chinese)