UGT520,ULTRASONIC DIFFUSE REFLECTION SE
UGT580,ULTRASONIC DIFFUSE REFLECTION SE
UGT581,ULTRASONIC DIFFUSE REFLECTION SE
UGT582,ULTRASONIC DIFFUSE REFLECTION SE
UGT583,ULTRASONIC DIFFUSE REFLECTION SE
UGT584,ULTRASONIC DIFFUSE REFLECTION SE
UGT585,ULTRASONIC DIFFUSE REFLECTION SE
UGT586,ULTRASONIC DIFFUSE REFLECTION SE