Mitutoyo Surftest-402
Mitutoyo Surftest Analyzer 178 Series
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Mitutoyo Surftest 402 Surface Roughness Tester
Specifications:
| Displayable
Range |
| RANGE |
METRIC
(µm |
ENGLISH
(μin) |
| Ra,Rq |
Rz,Rmax |
Ra,Rq |
Rz,Rmax |
| H |
0.01-2.00 |
0:1-10.0 |
1-100 |
1
-400 |
| m |
0.1
-10.0 |
0.2-50.0 |
1-400 |
1
-2000 |
| L |
0.2
-50.0 |
1-250 |
1
-2000 |
1
-10000 |
Cut-off value and sampling
length (roughness curve) |
| Cutoff
value λc |
Sampling
length |
| nλc
(mm) |
nλc
(inch) |
| X5 |
X3 |
X1 |
XF |
X5 |
X3 |
X1 |
XF |
| 0.25mm
(.01 in) |
1.25 |
0.75 |
0.25 |
30 |
.05 |
.03 |
.01 |
1.18 |
| 0.8mm
(.03 in) |
4 |
2.4 |
0.8 |
.15 |
.09 |
.03 |
| 2
.5mm (.1 in) |
12.5 |
7.5 |
2.5 |
.5 |
.3 |
.1 |
| Evaluation
length (=sampling length) (profile curve) |
| METRIC (mm) |
ENGLISH (inch) |
| 0.25 |
.01 |
| 0.8 |
.03 |
| 2.5 |
.1 |
| 8 |
.3 |
| 30 |
1.18 |
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