[1] Vladimir J. Lumelsky, Michael S. Shur, Sigurd Wagner. Sensitive skin[J]. IEEEE. Sensors J., 2001, 1(1): 41～51

[4] Xiaofang Zhang, Xin Yu, Chengzhi Jiang et al.. A theoretical and experimental study on no-guide light pen type 3D-coordinate measurement system[J]. Chin. Opt. Lett., 2003, 1(4): 214～216

[5] Edword Cheung, Vladimir J. Lumelsky. Proximity sensing in robot manipulator motion planning: system and implementation issues[J]. IEEE Transactions on Robotics and Automation, 1989, 5(6): 740～751

[6] Ning Wang, Peng Shi, Yutian Lu. The intensity distribution and thermal stability of InnoSlab laser[J]. Chin. Opt. Lett., 2005, 3(4): 215～218