- Display: 4 digits, 10 mm LCD, with blue backlight
- Parameters:  Ra, Rz
- Display  Range
+Ra:   0.05-10.00um/1.000-400.0uinch
+Rz:   0.020-100.0um/0.780-4000uinch
- Accuracy: Not more than 10%
- Fluctuation of display value: Not more than 6%
- Sensor :
- Test Principle: Inductance type
+Radius of Probe Pin: 10um
+Material of Probe Pin: Diamond
+Measurement Force of Probe: 16mN(1.6gf)
+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:  1~5 cut off  optional
- 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
+Resolution : 0.001μm    if reading ＜10μm
+0.01μm    if 10μm≤reading＜100μm
+ 0.1μm    if reading ≥100μm                             
- Power Li-ion battery: rechargeable
- Operating conditions:  Temp. 0~50℃
+ Humidity <80%
- Size:140x57x48 mm  (5.5x2.2x1.9 inch)   
- Weight: about 420 g