[1] Li Y,Wolf E. Focal shifts diffracted converging spherical waves. Opt Commun,1981,39(4): 211~215
[2] Martinez-Corral M,Climent V. Focal switch: a new effect in low-fresnel-number systems. Appl Opt,1996,35(1):24~27
[3] Cai Y J,Lin Q. Acta Photonica Sinica,2002,31(1): 124~128
[4] Lü B,Peng R. Focal shift and focal switching in systems with the aperture and lens separated. J Opt A: Pure Appl Opt,2002,4(6): 601~605
[5] Lu G S,Hu W,Fu X Q,et al. Acta Photonica Sinica,2003,32(2): 209~213
[6] Mandel L,Wolf E. Optical coherence and Quantum Optics. Cambridge: Cambridge University Press,1995.127
[7] Agrawal G P,Wolf E. Propagation-induced polarization changes in partially coherent optical beams. J Opt Soc Am A,2000,17(11): 2019~2023
[8] Gori F,Santarsiero M,Piquero G,et al. Partially polarized Gaussian Schell-model beams. J Opt A: Pure Appl Opt,2001,3(1): 1~9