Technical Data:
Series: 178
X-axis range: 50 mm
Z-axis detector ranges: 800 um, 80 um, 8 um; up to 2400 um with optional stylus
Detector: Differential inductance
Resolution: 0.0125 um at 800 um; 0.00125 um at 80 um; 0.000125 um at 8 um
Measuring force: 0.75 mN
Stylus tip: 2 um / 60 deg
Skid curvature radius: 40 mm
Measuring methods: Skidless / Skidded
Measuring speed: 0.05, 0.1, 0.2, 0.5, 1.0 mm/s
Drive speed: 0.5, 1, 2, 5 mm/s
Straightness: 0.5 um / 50 mm
Vertical travel: 10 mm
Inclination adjustment: +/-1.5 deg
External I/O: USB, Digimatic, RS-232C, foot switch
Built-in rechargeable Ni-MH battery; about 4 h charge; about 1000 measurements
Maximum power consumption: 50 W

Application:
Compact surface roughness measurement.

Dimensions:
Calculation display unit: 275 x 198 x 109 mm, 1.7 kg
Up/down inclination unit: 130.9 x 63 x 99 mm, 0.4 kg
Drive unit: 154.5 x 35.8 x 46.6 mm, 0.64 kg

Optional:
Standard detector and stylus, roughness specimen 178-602, receipt paper 270732, LCD sheet 12BAL402, touch pen 12BAR507, carrying case 12AAN041, AC adapter and tools.