Phase difference images are used to measure topography and/or deformations of macroscopic objects. These images contain inherent high-contrast speckle noise. We present the development and implementation of a phase-shifting like algorithm for filtering these images.
© 2007 OSA
(030.0030) Coherence and statistical optics : Coherence and statistical optics
(030.6140) Coherence and statistical optics : Speckle
(090.0090) Holography : Holography
(090.1760) Holography : Computer holography
D. A. Hincapie, J. A. Herrera, and J. I. Garcia-Sucerquia, " Filtering of Phase-Difference Images in Digital Holography," in Adaptive Optics: Analysis and Methods/Computational Optical Sensing and Imaging/Information Photonics/Signal Recovery and Synthesis Topical Meetings on CD-ROM, OSA Technical Digest (CD) (Optical Society of America, 2007), paper DTuD7.
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