[2] Kampe T U, McCkel J, Hamlin L, et al. Progress in the development of airbne remote sensing instrumentation f the National Ecological Observaty wk [C]Remote Sensing Modeling of Ecosystems f Sustainability VIII, Proc SPIE, 2011, 8156: 81560A.
[3] Ohgi N, Iwasaki A, Kawashima T, et al. Japanese hypermulti spectral mission [C]2010 IEEE International Geoscience Remote Sensing Symposium, Honolulu, HI USA, 2010: 37563759.
[4] Xiwen Jiang, Xuezhi Jia, Shanshan Cong. Application of freeform surfaces in cooled off-axis thre-mirror optical system. Infrared and Laser Engineering, 47, 0918004(2018).
[5] Xuyang Li, Dongwei Ni, Mingyang Yang. Design of optical system for large field of view space camera based on free-form ssurface. Acta Photonica Sinica, 47, 0922003(2018).
[6] Yuchen Zhao, Xin He, Kai Zhang, . Optical design of miniaturized and large field of view off-axis optical system based on freeform surface. Infrared and Laser Engineering, 47, 1218001(2018).
[7] Yongjun Xie, Xianglong Mao, Jinpeng Li, et al. Optical design and fabrication of an all-aluminum unobscured two-mirror freeform imaging telescope. Appl Opt, 59, 833-840(2020).
[8] Beier Matthias, Hartung Johannes, Peschel Thomas, et al. Development, fabrication, and testing of an anamorphic imaging snap-together freeform telescope. Appl Opt, 54, 3530-3542(2015).
[9] Tong Yang, Yinzhe Duan, Dewen Cheng, . Freeform imaging optical system design: theories, development, and application. Acta Optica Sinica, 41, 0108001(2021).
[10] Chao Wang, Xin Zhang, Lingjie Wang, . Adjustment of three-mirror off-axis freeform system. Acta Optica Sinica, 33, 1208001(2013).
[11] Wang Jianpeng. The optomechanical design of aluminum optical system analysis of its thermal acteristics[D]. Changsha: National University of Defense Technology, 2018. (in Chinese)
[12] Rong Gao, Jinpeng Li, Peng Wang, et al. The opto-mechanical–thermal coupling analysis and verification of an all-aluminum freeform imaging telescope. Symmetry, 14, 2391(2022).
[13] Zhiceng Zhao, Xinhua Chen, Weimin Shen. Design, fabrication, and testing of an all-metal ultra-compact telescope. Appl Opt, 61, 7767-7775(2022).
