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Non-Contact Surface Roughness Measurement of Crankshaft Journals Using a Super-Continuum Laser

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Abstract

We measure the RMS roughness of crankshaft journals from 0.05-0.13microns at a 45degree angle of incidence and 70cm standoff distance. The system is used to detect and sort journals not polished to specifications.

© 2010 Optical Society of America

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