Optics: measuring and testing – By polarized light examination – With light attenuation
Patent
1994-06-17
1995-09-26
Pham, Hoa Q.
Optics: measuring and testing
By polarized light examination
With light attenuation
356373, 25022711, 25022728, 2502311, 385115, G01B 1130, H01J 516
Patent
active
054538386
ABSTRACT:
A sensing system with a multichannel fiber optic bundle (MFOB) sensitive probe for measuring displacement, vibrations, roughness and two angles between a probe tip and light reflected target. The MFOB sensitive probe includes three branches of transmitting and receiving channels. The tip end of the MFOB is arranged in a rectangular 3*3 matrix formation. The other end of the MFOB includes eleven optical tips and connectors for optically connecting the tip of each channel, through optical filters, with light sensors and light sources. The sensing system further includes an electronic portion, having a thermostabilized box, an analog portion of an electronic module, a multifunction input/output board for use with a computer, and a controller for programmably controlling and measuring all parameters using computer analysis.
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Danielian G.
Neuberger W.
Ceram Optec Industries Inc.
Glynn Kenneth
Pham Hoa Q.
Skutnik Bolesh J.
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