[1] D W Sweeney, G E Sommargren. Harmonic diffractive lenses [J]. Appl Opt, 1995, 34(14): 2469-2473.
[2] Sun Qiang, Wang Zhaoqi, Liu Hongbo, et al.. Optical system of harmonic diffractive/refractive for infrared dual-color detector [J]. Inrared and Laser Engineering, 2003, 32(3): 318-312.
[3] Zhang Xingde, Li Ronggang, Liu Lin, et al.. Research and development of dual-band infrared camera system[J]. Laser & Infrared, 2010, 40(8): 801-804.
[4] Fan Changjiang, Wang Zhaoqi, Wu Huanbao, et al.. The design of infrared dual-band double-layer harmonic diffractive optical system [J]. Acta Optica Sinica, 2007, 27(7): 1266-1270.
[5] Sun Qiang, Lu Zhenwu, Wang Zhaoqi. The dual band design of harmonic diffractive optics system [J]. Acta Optica Sinica, 2004, 24(6): 830-833.
[6] Dong Keyan, Pan Yulong, Wang Xuejin, et al.. Optical design of a HDE infrared dual-band step-zoom system [J]. Optics and Precision Engineering, 2008, 16(5): 764-770.
[7] Wu Haiqing, Wang Haixia, Zhao Xinliang, et al.. Design of dual-band/dual-field IR optical system [J]. Infrared Technology, 2010, 32(11): 640-644.
[8] Meng Jianqi. Dual field zoom (6×) infrared imaging optical system [J]. Infared and Laser Engineering, 2008, 37(1): 89-92.
[9] Bai Yu, Yang Jianfeng, Ma Xiaolong, et al.. Design of long-wave infared switch-zoom optical system with five zoom ratio [J]. Infrared Technology, 2008, 30(8): 439-441.
[10] Liu Huanyu, Zhang Liang, Liu Yu, et al.. Optical design of a dual-band infrared system based on harmonic diffraction [J]. Electronics Optics & Control, 2011, 18(5): 50-53.