[1] Zhaoguang Bai. Development achievement and prospects of China modern small satellite. Spacecraft Engineering, 28, 1-8(2019).
[2] Kiran Murthy, Shearn M, Smiley B D, et al. SkySat1: Very highresolution imagery from a small satellite [C]Proc SPIE, 2014, 92411E: 112.
[3] Dingkun Ma, Yin Kuang, Xinquan Yang. Development actual state and trends of nano-satellite. Space Electronic Technology, 14, 42-45(2017).
[4] Madry S, Martinez P, Laufer R, et al. Innovative Design, Manufacturing Testing of Small Satellites || Small Satellites the U. N. Sustainable Development Goals [M]. Berlin: Springer Praxis Books, 2018: 6579.
[5] Dun Gong, Hong Wang. Optical design of large field and low distortion coaxial three mirror system with free-form surface. Acta Optica Sinica, 34, 0722001(2014).
[6] Li Chen, Li Liu, Zhicheng Zhao, . Design of coaxial four-mirror anastigmat optical system with long focal length. Infrared and Laser Engineering, 48, 0118002(2019).
[7] Xuezhuan Ding, Xin Wang, Weihua Lan, . Design of four-mirror reflective anastigmat optic system. Infrared and Laser Engineering, 37, 319-321(2008).
[8] Shitong Liang, Jianfeng Yang, Bin Xue, . Design of a four-mirror optical system with wide field of view. Acta Optica Sinica, 30, 3300-3305(2010).
[9] Wilson R N. Reflecting Telescopes Optics I [M]. New Yk: Springer, 1998: 215235.
[10] P N Robb. Reflecting telescope with a spherical primary mirror. Journal of the Optical Society of America, 69, 1439(1979).
[11] Yuchen Zhao, Xin He, Wentian Feng, . Design of common aperture coaxial field-bias optical system used in area array imaging sensor. Infrared and Laser Engineering, 47, 0718004(2018).