Numerical calculation of diffraction integrals remains a challenge in modern optics, with applications in digital holography, phase retrieval techniques and wave-front sensing. Two different numerical techniques are compared and the associated sampling rules derived.
Zuerst erschienen in: Digital holography and three-dimensional imaging (DH), Tokyo, Japan, May 9, 2011, OSA technical digest (CD), Optical Society of America, 2011, paper DTuC5.