Mitutoyo SURFTEST SJ-410 - Mean Line Compensation

No. 99MBB765A
23-14
23.3 Mean Line Compensation
The following table shows the relationships in the SJ-410 between the profiles, the filters,
and the mean line.
Profile
Filters
Mean line
Unfiltered profile ― Arbitrary length A line calculated by the least-squares method over the entire
evaluation length
― Sampling length A line calculated by the least-squares method over each
sampling segment
Roughness profile 2CR A line calculated by the least-squares method over the entire evaluation length
PC 75 A line calculated by the least-squares method over the entire evaluation length
GAUSS Calculated during filtering.
Mean line compensation
A line calculated by the
least-squares method
over each sampling
segment
A line calculated by the
least-squares method
over each sampling
segment