Autodetection of radial gratings with digital receiving mode

Song Shen; Xiangqun Cao; Jiwu Chen

doi:10.1117/12.165443

10 December 1993 Autodetection of radial gratings with digital receiving mode

Song Shen, Xiangqun Cao, Jiwu Chen

Proceedings Volume 2003, Interferometry VI: Techniques and Analysis; (1993) https://doi.org/10.1117/12.165443
Event: SPIE's 1993 International Symposium on Optics, Imaging, and Instrumentation, 1993, San Diego, CA, United States

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.

Citation Download Citation

Song Shen, Xiangqun Cao, and Jiwu Chen "Autodetection of radial gratings with digital receiving mode", Proc. SPIE 2003, Interferometry VI: Techniques and Analysis, (10 December 1993); https://doi.org/10.1117/12.165443

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