The beating between the eigenpolarization modes from a fiber laser is used to demonstrate an active, polarimetric sensor with direct frequency output. For the measurement of lateral stress applied to the jacketed Nd-doped fiber laser, a sensitivity of 4.8 kHz/g with a good linearity is obtained.
© 1993 Optical Society of America
Original Manuscript: July 27, 1992
Published: February 15, 1993
H. K. Kim, H. G. Park, B. Y. Kim, and S. K. Kim, "Polarimetric fiber laser sensors," Opt. Lett. 18, 317-319 (1993)