L-MODE GUIDED WAVE SENSOR

摘要

An L-mode guided wave sensor 10 for inspecting an inspection target by using an L-mode guided wave. The L-mode guided wave sensor 10 is provided with a vibrator, 3 which is attached to an inspection target 1, and a coil 5 which is wound around the vibrator 3 and to which an AC voltage is applied. The vibrator 3 is made of a ferromagnetic material.