The pressure sensitivity of a UV-written rocking filter in an elliptical-core optical fiber was measured up to 50 MPa. Comparison with the response of a Bragg grating showed that the rocking filter was 100 times more sensitive to pressure.
© 1995 Optical Society of America
Retu Kaul, "Pressure sensitivity of rocking filters fabricated in an elliptical-core optical fiber," Opt. Lett. 20, 1000-1001 (1995)