Title :
Contrast of the fiber optic Michelson interferometer - a new prospect for elongation measurement
Author :
Szustakowski, Mieczyslaw ; Palka, Norbert ; Kizlik, Bogdan
Author_Institution :
Mil. Univ. of Technol., Warsaw, Poland
Abstract :
Influence of laser spectra on fiber optic Michelson interferometer´s contrast for multimode laser and simulations are described. Experimental results of applied contrast-based sensor as elongation meter is presented. A 5-mm measuring range with 25 /spl mu/m uncertainties is obtained.
Keywords :
Michelson interferometers; fibre optic sensors; laser beam effects; measurement theory; phase measurement; semiconductor lasers; 25 micron; 5 mm; contrast based sensor; displacement measurement; elongation measurement; elongation meter; fiber optic Michelson interferometer; laser spectra; measurement uncertainities; measuring range; Laser modes; Optical attenuators; Optical coupling; Optical fiber polarization; Optical fiber sensors; Optical fiber theory; Optical fibers; Optical interferometry; Phase measurement; Refractive index;
Conference_Titel :
Modern Problems of Radio Engineering, Telecommunications and Computer Science, 2004. Proceedings of the International Conference
Conference_Location :
Lviv-Slavsko, Ukraine
Print_ISBN :
966-553-380-0
