Surface Roughness Tester

Model: SJ-411

Measurement Range (Resolution) 8 µm (0.000125 µm)
Measurement Speed 80 µm (0.000125 µm)
Return Speed 0.05, 0.1, 0.2, 0.5, 1 mm/s
Sampling Length 0.5, 1, 2 mm/s; 0.089, 0.25, 0.8, 2.5, 8.25 mm
Number of Sampling Lengths x 1, x 20, x 1