This roughness tester is designed for ease of use. Its OLED display ensures excellent brightness and adaptability to various working conditions.

Built in high capacity lithium battery, support for charging and use; universals USB interface can be directly connected to the computer to transfer data or charging

? Specifications:
Measurement parameters: Ra, Rz, Rq, Rt
Stroke length (mm): 6
Sampling length (mm): 0.25, 0.80, 2.50
Evaluation length (mm): 1.25, 4.0
Measuring range: Ra, Rq: 0.05~15.0, Rz, Rt: 0.1~50
Indication error: ±10%
Indication variability: Sensor stylus needle tip arc radius
Arc radius and angle: 10um±1um
Angle: 90°
Sensor stylus static force and its change rate: Stylus static force: 0.016N
Force change rate: 800N/m
Power supply: 3.7V lithium-ion battery
Dimensions: 106*70*24 mm

? Product includes:
1*Sur-face Roughness Tester
1*Standard calibration block
1*Storage box

? Note:
1.The sensor is a precision instrument, so it should be carefully maintained.
2.Avoid exposure to expansion, moisture, oil, or strong magnetic fields. After each use, gently cover the instrument with the protective cap.
3.Do not touch the instrument or the object being measured during the measurement process to avoid affecting the measurement results.