... ; 3Traversing speed:0.1,0.2,0.5,0.8,1mm/s; 4Pick-up return mode:manual,auto; 5Linearity ... Vertical magnification:10,20,50,100,200,500,1000,2000; 8) Pick-up arm length:150mm; 9) Stylus length:22mm ... (4) Cut-off length: 0.08, 0.25, 0.8, 2.5, 8mm (5) Assessment length: N x cut ... q,R3y,R3z, NR1, NR2,tp (8) Graph analysis: profile--NR, profile--tp curve, amplitude distribution--tp curve, tp curve and data (9) ...