[1] [1] T. Szoplik, W. Kosek, C. Ferreira. Nonsymmetric Fourier transforming with an anamorphic system. Appl. Opt., 1984, 23(6):905～909

[2] [2] A. W. Lohmann. Image rotation, wigner rotation, and the fractional Fourier transform. J. Opt. Soc. Am. A, 1993, 10(10):2181～2186

[3] [3] A. W. Lohmann. A fake zoom lens for fractional Fourier experiments. Opt. Comm., 1995, 115(5,6):437～443

[4] [4] Rainer G. Dorsch. Fractional Fourier transformer of variable order based on a modular lens system. Appl. Opt., 1995, 34(26):6016～6020

[5] [5] Andreas K. Richter, F. Paul Carlson. Holographically generated lens. Appl. Opt., 1974, 13(12):2924～2930

[7] [7] Yigal Bitran, David Mendlovic, R. G. Dorsch et al.. Fractional Fourier transform: simulations and experimental results. Appl. Opt., 1995, 34(8):1329～1332

[8] [8] David Mendlovic, Yigal Bitran, R. G. Dorsch et al.. Anamorphic fractional Fourier transform: optical implementation and applications. Appl. Opt., 1995, 34(32):7451～7456