... parameters.When measuring the roughness of a surface, the sensor is placed on the surface and then uniformly slides along ... * Multiple parameter measurement: Ra, Rz, Rq, Rt* Highly sophisticated inductance sensor* Four wave filtering methods : RC, PC-RC, GAUSS and D ... than ?0%Fluctuation of display value: Not more than 6%Sensor : Test Principle: Inductance type Radius of Probe Pin: 5um Material of ...