(EN)
An inspection device (300) has an ultrasonic transducer (304) encased in a
couplant block (302) mounted in a
housing (328). The housing (328) has a pair of encoders (340, 342) mounted
thereto. The transducer (304) is mounted to scan
perpendicular to the contact surface (306) of the block (302). A coupling
block with a PTFE layer on the contact surface is also
provided.