Specification: 

Parameters    Ra, Rz, Rq, Rt, Rp, Rv, Rc
Range    ±80um
Display Accuracy    ±10%
Indication variability    ≤6%
Resolution    0.01um
Probe    Type    Inductive
    Stylus radius/angle    5um
    Stylus material    Diamond
Measuring Force    4mN(0.4gf)
Measuring Unit    Um/uin

Sensor Angle    90 degree
Longitudinal  radius  of  guide head    45mm
Max. Driving Length    6mm
Traverse speed    λ 1: cut off =0.25mm, Vt=0.135mm/s
λ2:cut off =0.8mm, Vt=0.5mm/s
λ3: cut off =2.5mm, Vt=1mm/s
Power    Built-in Rechargeable battery
Standard Delivery
   Main unit x 1
   Calibration block x 1
   AD/DC adapter and data line x 1
   Testing support board x1