Paper
21 November 1977 Determinations Of Linear And Nonlinear Phase Distributions
David Casasent, Demetri Psaltis
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Abstract
An electronic/optical system capable of determining the linear and/or non-linear phase distribution of a complex amplitude wavefront is described. The use of this scheme in space variant pattern recognition is emphasized and its applicability to other optical data processing cases noted.
© (1977) COPYRIGHT Society of Photo-Optical Instrumentation Engineers (SPIE). Downloading of the abstract is permitted for personal use only.
David Casasent and Demetri Psaltis "Determinations Of Linear And Nonlinear Phase Distributions", Proc. SPIE 0126, Clever Optics: Innovative Applications of Optics, (21 November 1977); https://doi.org/10.1117/12.955885
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KEYWORDS
Fourier transforms

Optical correlators

Optical pattern recognition

Nonlinear optics

Wavefronts

Optical filters

Cameras

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