Highly Sophisticated Inductance Sensor Portable Surface Roughness Tester with SEPARATE PROBE Ra,Rz,test at any angle

SPECIFICATIONS
Display: 4 digits, 10 mm LCD, with blue backlight
Parameters:  Ra, Rz
Measuring Range
              Ra:  0.050-10.00um/1.000-400.0uinch
              Rz:  0.020-100.0um/0.780-4000uinch
Accuracy: ≤±10%
Fluctuation of display value: Not more than 6%
Sensor :
             Test Principle: Highly sophisticated inductance type
             Radius of Probe Pin: 5um
             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
Resolution :0.001μm    if reading <10μm
                   0.01μm      if 10μm≤reading<100μm
                   0.1μm        if reading ≥100μm        
Evaluation length :     5 cut-off
Power Li-ion battery:  rechargeable
Operating conditions: Temp. 0~40°C
                                   Humidity <80%

Standard Accessories:
   Carrying case.................1pcs
   Main unit......................  1pcs
   Standard Sensor............1pcs
   Standard Sample Plate...1pcs
   Power Adapter.............. 1pcs
   Operation Manual.........  1pcs
   Screwdriver..................  1pcs
   Adjustable Leg.............. 1pcs
   Sensor Protector........... 1pcs

Optional Accessories:
1. Cable and Software for RS-232/USB
2. Extension Rod
3. Groove stylus
4. Curvature Probe
5. Measurement Stand
6. Bluetooth interface