[1] [1] Yan Ziheng, Sui Xiaolin, Liu Bo, et al. Analysis and rectification of nonlinearity in frequency sweep of laser Doppler velocity measurement[J]. Infrared and Laser Engineering, 2014, 43(8): 2413-2418. (in Chinese)

[2] [2] Qu Yanchen, Chen Huiying, Geng Lijie, et al. Research and developmet for optically pumped far-infrared gas laser[J]. Infrared and Laser Engineering, 2014, 43(4): 1099-1105. (in Chinese)

[3] [3] Pan Jingyan, Wu Shuangyang, Liu Guo, et al. Wind measurement techniques of coherent wind lidar[J]. Infrared and Laser Engineering, 2013, 42(7): 1720-1724. (in Chinese)

[4] [4] Shen Zicai, Cui Yun, Niu Jinchao. Applications and countermeasures of laser technology in space engineering[J]. Infrared and Laser Engineering, 2012, 41(10): 2703-2711. (in Chinese)

[5] [5] Sun Jiming, Guo Jiang, Shao Mingdong, et al. Precise focusing for TDICCD camera with wide field of view[J]. Optics and Precision Engineering, 2014, 22(3): 602-607. (in Chinese)

[6] [6] Chen Hongda, Chen Yonghe, Shi Tingting, et al. Error analysis for focusing mechanism of space camera[J]. Optics and Precision Engineering, 2013, 21(5): 1349-08. (in Chinese)

[7] [7] Shao Mingdong, Guo Jiang, Zhu Lei, et al. Effects of focusing method on principal point of aerospace mapping camera[J].Chinese Optics, 2013, 5(5): 773-779. (in Chinese)

[8] [8] Huang Peng, Wang Liping, Guan Liwen, et al. Kinematic performance and accuracy analysis of new type 3-DOF parallel mechanism[J]. Chinese Journal of Mechanical Engineering, 2010, 46(15): 1-7. (in Chinese)

[9] [9] Pond G, Carretero J A. Architecture optimisation of three 3-RS variants for parallel kinematic machining[J]. Robotics and Computer-Integrated Manufacturing, 2009, 25(1): 64-72.

[10] [10] Lee K-M, Arjunan S. A three degree of freedom micro-motion in-parallel actuated manipulator[C]//Robotics and Automation, Proceedings, IEEE International Conference on, 1989: 1698-1703.

[11] [11] Carretero J, Nahon M, Gosselin C, et al. Kinematic analysis of a three-dof parallel mechanism for telescope applications[C]//Proceedings of the 1997 ASME Design Engineering Technical Conferences, 1997.

[12] [12] Merlet J-P. Optimal design for the micro parallel robot MIPS[C]//Robotics and Automation, 2002. Proceedings. ICRA'02. IEEE International Conference on, 2002: 1149-1154.

[13] [13] Gosselin C, Angeles J. Singularity analysis of closed-loop kinematic chains[J]. Robotics and Automation IEEE Transactions on, 1990, 6(3): 281-290.

[14] [14] Di Gregorio R, Parenti-Castelli V. Mobility analysis of the 3-UPU parallel mechanism assembled for a pure translational motion[J]. Journal of mechanical Design, 2002, 124(2): 259-264.

[15] [15] Li Y, Xu Q. Kinematic analysis of a 3-PRS parallel manipulator[J]. Robotics and Computer-Integrated Manufacturing, 2007, 23(4): 395-408.

[16] [16] Selvakumar A, Babu R, Sivaramakrishnan R. Simulation and singularity analysis of 3-PRS parallel manipulator[C]//Mechatronics and Automation(ICMA), 2012 International