COMPLEX SPATIAL FILTERING BY HOLOGRAPHIC FOURIER SUBTRACTION
- 15 January 1969
- journal article
- research article
- Published by AIP Publishing in Applied Physics Letters
- Vol. 14 (2), 67-70
- https://doi.org/10.1063/1.1652716
Abstract
A complex spatial filtering technique capable of subtracting two, complex, two‐dimensional functions in real‐time has been produced. The filter is a Fourier‐transform hologram reconstructed with both the reference and object beams.Keywords
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