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Proceedings Paper

Autodetection of radial gratings with digital receiving mode
Author(s): Song Shen; Xiangqun Cao; Jiwu Chen
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Paper Abstract

A new method for automatic and fast self-detection of the main indexes of radial grating is proposed and achieved, based on digital sampling and digital processing. High-multiple digital subdivision and improvement of the quality of the signal lead to high detection precision.

Paper Details

Date Published: 10 December 1993
PDF: 7 pages
Proc. SPIE 2003, Interferometry VI: Techniques and Analysis, (10 December 1993); doi: 10.1117/12.165443
Show Author Affiliations
Song Shen, Computer Peripheral Research Institute (China)
Xiangqun Cao, Zhejiang Univ. (China)
Jiwu Chen, China College of Metrology (China)

Published in SPIE Proceedings Vol. 2003:
Interferometry VI: Techniques and Analysis
Osuk Y. Kwon; Gordon M. Brown; Malgorzata Kujawinska, Editor(s)

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