[1] [1] Zhu Yue. The quality requirements and market prediction of shadowless operating lamp[J]. China Mddical Devices Information, 1999, 5(4): 44～47

[2] [2] Jin Qicheng, Jiao Shulan, Yu Bailin et all.. Colorimetry[M]. Beijing: Science Press, 1979. 17～18

[3] [3] Zhang Hao, Xu Haisong .Comparative study of correlated color temperature algorithm for lighting sources[J]. Optical Instruments, 2006, 28(1): 54～58

[4] [4] Wang Anxiang, Zhai Xuejun, Liu Hanchen et all.. Study on the calculating methods for correlated color temperature of light source[J]. J. Xi′an University of Engineering Science and Technology, 2006, 20(4): 490～493

[5] [5] Tan Li, Liu Yuling, Yu Feihong. Method for the computing of color-rendering index[J]. Optical Instruments, 2004, 26(4): 41～44

[6] [6] Liu Yicheng. Color-render ing properties and color-rendering index of light source[J]. J. Electron Devices, 2000, 23(1): 43～48

[7] [7] Guo Xuguang, Chen Dahua, Chen Yuming .Calculation reflector lamps equipped with ray tracing method[J]. China Light & Lighting, 1999, (12): 1～3