Title :
Non-contact surface roughness measurement of crankshaft journals using a super-continuum laser
Author :
Alexander, Vinay V. ; Deng, Haqiu ; Islam, Mohammed N. ; Terry, Fred L., Jr.
Author_Institution :
Dept. of Electr. Eng. & Comput. Sci., Univ. of Michigan, Ann Arbor, MI, USA
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.
Keywords :
Electric variables measurement; Light scattering; Optical scattering; Optical surface waves; Rough surfaces; Steel; Surface emitting lasers; Surface roughness; Surface waves; Wavelength measurement;
Conference_Titel :
Lasers and Electro-Optics (CLEO) and Quantum Electronics and Laser Science Conference (QELS), 2010 Conference on
Conference_Location :
San Jose, CA, USA
Print_ISBN :
978-1-55752-890-2
Electronic_ISBN :
978-1-55752-890-2
