High Accuracy Slit-Ray Position Measurement

[+] Author and Article Information
Y. Nomura, H. Naruse

NTT Transmission Systems Laboratories, Tokai, Ibaraki-ken, 319-11, Japan

T. Morimitsu

NTT Tsukuba Field Engineering Development Center, Tokai, Ibaraki-ken, 319-11, Japan

J. Eng. Ind 110(1), 92-94 (Feb 01, 1988) (3 pages) doi:10.1115/1.3187849 History: Received September 01, 1987; Online July 30, 2009


The accuracy of slit-ray position measurement on an image plane of a TV camera is improved to the order of one-hundredth of pixel spacing by a regression analysis and an error analysis. Also, the effectiveness of the method is confirmed by means of shape measurement experiments.

Copyright © 1988 by ASME
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