Acoustically induced optical phase modulation has been measured in single-mode fibers over the acoustic frequency range of 100–1400 Hz. These results are compared to the predictions of a simple strain-optical model. An order of magnitude increase in sensitivity was found for plastic coated fibers.
© 1979 Optical Society of America
Original Manuscript: September 5, 1978
Published: March 15, 1979
J. A. Bucaro and T. R. Hickman, "Measurement of sensitivity of optical fibers for acoustic detection," Appl. Opt. 18, 938-940 (1979)