Tunable spatial-filtering with a Fabry-Perot etalon
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Date
1980-08
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Optical Society of America
Abstract
A Fabry-Perot etalon is used in the image plane as a means of selecting arbitrary directions of propagation in the angular spectrum of an object. This provides a simple widely tunable spatial filter that could be useful in a number of image processing and pattern recognition applications.
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Citation
G. Indebetouw, "Tunable spatial filtering with a Fabry-Perot etalon," Appl. Opt. 19, 761-764 (1980). doi: 10.1364/ao.19.000761