%0 Book Section %T Flexible optical system for separable fractional Fourier transform publisher American Institute of Physics (AIP) %D 2006 %U 0-7354-0356-2 %@ https://hdl.handle.net/20.500.14352/53359 %X In this work we propose a flexible symmetric configuration for the separable fractional FT composed by three generalized lenses. The distances between the lenses are fixed. The fractional angles are acieved by means of lens rotations. %~