SPECIFICATIONS.Display: 4 digits 10 LCD, mm, blue with backlight.Parameters: Ra Rz Rq Rt,,,,Measuring, Range: Ra Rq: 0.005-16.00um / 0.020-629.9uinch; Rz Rt:, 0.020-160.0um / 0.078-6299uinch.Accuracy: Not more than + - 10%.Fluctuation of display value: Not more than 6%.Sensor: Test Principle: Inductance type; Radius of Probe Pin: 5 thermal m; Material of Probe Pin: Diamond; Dynamo-measurement of. Probe: 4mN (0.4gf); Probe Angle: 90 ˚; Vertical Radius of Guiding Head: 48mm.Maximum driving stroke: 17.5mm / 0.7inch.Cutoff length (L): 0.25mm / 0.8mm / 2.5mm optional.Evaluation length: 5L.Driving speed:Sampling length = 0.25mm Vt = 0.135mm / S.Sampling length = 0.8mm Vt = 0.5mm / S.Sampling length = 2.5mm Vt = 1mm / S.Returning Vt = 1mm / S.Profile digital filter.Filtered Profile: RC.Filtered Profile: PC-RC.Filtered Profile: Gauss.Non-Filtered Profile: D-P.Evaluation length: 5 cut-off.Power Li-ion battery: rechargeable.Operating conditions: Temp. 0 ~ 50, ℃ Humidity Size: 140x57x48 mm (5.5x2.2x1.9 inch), Weight: about 420 G.
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