[1] Jin Guofan, Li Jingzhen. Laser Metrology[M]. Beijing: Science Press, 1998
[2] Yin Chunyong. Modern Interferometric Measuring Technique[M]. Tianjing: Tianjin University Press,1999. 194~230
[3] Suo Rui, Fan Zhijun, Li Yan et al.. Dual-frequency laser interferometer present state and development[J]. Laser & Infrared, 2004, 34(4): 251~253
[4] Zhao Yang, Zhou Ting, Li Dacheng et al.. Study on a dual-wavelength absolute distance heterodyne interferometer[J]. Acta Optica Sinica, 1999, 19(4): 1274~1278
[5] Liang Jing, Long Xingwu, Zhang Bin. Study on a new kind of multi-wavelength absolute distance interferometer[J]. Optical Technique, 2008, 34(5): 681~683
[7] Charles R. Tilford. Analytical procedure for determining length from fractional fringes[J]. Appl. Opt., 1977, 16(7): 1857~1860
[8] G. Margheri, C. Giunti. Double-wavelength superheterodyne interferometer for absolute ranging with submillimeter resolution: results obtained with a demonstration model by use of rough and reflective targets[J]. Appl. Opt., 36(25): 6211~6216
[9] R.Dandliker, R.thalmann, D.Prongue. Two-wavelength laser interferometry using superheterodyne detection[J]. Opt. Lett., 13(5): 339~341
[10] Zhang Hui, Shen Naizheng. Studies on the spectrum and frequency repletion of double-mode He-Ne laser with frequency stabilization[J]. Spectroscopy and Spectral Analysis, 2005, 25(7): 1009~1012