DocumentCode
2383081
Title
Diode lasers with external optical feedback for small displacement measurements
Author
Gamidov, R. ; Cetintas, M. ; Sadinkhov, E. ; Sautenkov, V.
Author_Institution
Ulusal Metroloji Enstitusu, Gebze-Kocaeli, Turkey
fYear
1996
fDate
17-21 June 1996
Firstpage
126
Lastpage
127
Abstract
A new approach to non-contact investigation of small displacements by measuring a diode laser frequency shift was demonstrated. The laser frequency shift is due to an optical feedback from a surface of the moving object and proportional to the object displacement. The technique was applied for calibration of standard accelerometer.
Keywords
accelerometers; calibration; displacement measurement; laser feedback; measurement by laser beam; semiconductor lasers; calibration; diode laser frequency shift; diode lasers; displacement measurements; external optical feedback; laser frequency shift; moving object; non-contact investigation; object displacement; optical feedback; standard accelerometer; vibrational displacement; Calibration; Diode lasers; Displacement measurement; Frequency measurement; Laser feedback; Laser noise; Optical feedback; Optical surface waves; Spatial resolution; Vibration measurement;
fLanguage
English
Publisher
ieee
Conference_Titel
Precision Electromagnetic Measurements Digest, 1996 Conference on
Conference_Location
Braunschweig, Germany
Print_ISBN
0-7803-3376-4
Type
conf
DOI
10.1109/CPEM.1996.546650
Filename
546650
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