[1] [1] Yang Xiaoli. Lens Material and Quality Inspection [M]. Nanjing: Nanjing University Press, 2011.

[2] [2] Rebsamen Maryline, Boucheix Jean-Michel, Fayol Michel. Quality control in the optical industry: from a work analysis of lens inspection to a training programme, an experimental case study [J]. Applied Ergonomics, 2010, 41(1): 150-160.

[3] [3] Tang Xiangyang, Zhang Yong, Li Jiangyou, et al.. Present situation and applications of machine vision′s key techniques [J]. J Kunming University of Science and Technology (Science and Technology), 2004, 29(2): 72-93.

[4] [4] Rafael C Gonzalez, Richard E Woods. Digital Image Processing [M]. Ruan Qiuqi, Ruan Yuzhi Transl. Beijing: Publishing House of Electronics Industry, 2003. 432-454.

[5] [5] Liu Jinqiao, Wu Jinqiang. Development of machine vision system and its application [J]. Mechanical Engineering & Automation, 2010, (1): 215-216.

[6] [6] Lei Wenhua. General situation of machine vision [J] . J Applied Optics, 2006, 27(5): 467-470.

[7] [7] Song Zhendong, Jiang Wei. Study on distortion elimination in stereoscopic display systems [J]. Acta Optica Sinica, 2012, 32(5): 0515001.

[8] [8] Wang Zhongli, Zhao Qingjie. Technology of high dynamic range image reconstruction [J]. Optical Technique, 2006, 32(suppl): 279-285.

[9] [9] He Bin, Ma Tianyu, Wang Yunjian. Visual C++ Digital Image Processing [M]. Beijing: Posts &Telecom Press, 2002. 263-293.

[10] [10] Zhang Honglin, Cai Rui. Visual C++ Digital Image Pattern Recognition Technology and Engineering Practice [M]. Beijing: Posts & Telecom Press, 2002. 422-440.

[11] [11] Yu Guiying, Jin Ji, Ni Xiaowu, et al.. Design for LED uniform illumination reflector based on etendue [J]. Acta Optica Sinica, 2009, 29(8): 2297-2301.

[12] [12] Zhao Gaochang, Zhang Lei, Wu Fengbo. Application of improved median filtering algorithm to image de-noising [J]. J Applied Optics, 2011, 32(4): 678-682.

[13] [13] Tang Lulu, Zhang Qican, Hu Song. An improved algorithm for canny edge detection with adaptive threshold [J]. Opto-Electronic Engineering, 2011, 38(5): 127-132.

[14] [14] Guo Haitao, Tian Tan, Wang Lianyu, et al.. Image segmentation using the maximum entropy of the two-dimensional bound histogram [J]. Acta Optica Sinica, 2006, 26(4): 506-509.

[15] [15] Zhou Xin, Deng Wenyi, Liu Lishuang, et al.. Research on fast detection and classification of glass defect [J]. Microcomputer Information, 2008, 24(27): 304-306.