Small reconstruction distance in convolution formalism

Tristan Colomb; Tristan Colomb; Frédéric Montfort; Christian Depeursinge

doi:10.1364/DH.2008.DMA4

Digital Holography and Three-Dimensional Imaging
OSA Technical Digest (CD) (Optica Publishing Group, 2008),
paper DMA4
•https://doi.org/10.1364/DH.2008.DMA4

Small reconstruction distance in convolution formalism

Tristan Colomb, Frédéric Montfort, and Christian Depeursinge

Digital Holography and Three-Dimensional Imaging 2008

St. Petersburg, Florida United States
17–19 March 2008
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3-D Imaging I (DMA)

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T. Colomb, F. Montfort, and C. Depeursinge, "Small reconstruction distance in convolution formalism," in Digital Holography and Three-Dimensional Imaging, OSA Technical Digest (CD) (Optica Publishing Group, 2008), paper DMA4.

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Abstract

Different numerical wavefront propagations in Fresnel approximation are proposed in digital holography. Standard convolution formalism fails for small reconstruction distances. We developed a simplified convolution formalism that is equivalent to the angular spectrum.

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