Precision roundness/straightness measurements
Parameter Value Taylor Hobson Tallyrond 200
Turntable Diameter 195 mm
Vertical Traverse 300 mm (+max. height for workpiece)
Maximum Magnification x 10,000
Accuracy Roundness within (0.075 + 0.0003H) µm1
Accuracy Straightness within 1 µm over the full traverse
1H=height of measuring traverse