Recently Ferrari <i>et al</i>. [J. Opt. Soc. Am. A <b>16</b>, 2581 (1999)] presented an algorithm for the numerical evaluation of the Hankel transform of nth order. We demonstrate that this formulation can be interpreted as an application of the projection slice theorem.
© 2001 Optical Society of America
(070.0070) Fourier optics and signal processing : Fourier optics and signal processing
(070.2590) Fourier optics and signal processing : ABCD transforms
(070.6020) Fourier optics and signal processing : Continuous optical signal processing
Bruce W. Suter and Robert A. Hedges, "Understanding fast Hankel transforms," J. Opt. Soc. Am. A 18, 717-720 (2001)