Mitutoyo Surftest sj-310 series - Surftest SJ-310 Detector Details; Standard and Gear-Tooth Detectors; Small Hole and Deep Groove Detectors; Extra Small Hole Detectors

Dimensions
Detectors
Unit: mm
ф
9
2.4
16.4
Stylus
6
4.8
3.5
1.5
59.5
61
60
°
1.4
60.1
12.6
0.9
0.6
Stylus
R40
ф
2.4
0.4
1.8
ф
9
ф
9
3.5
ф
3.8
4.8
1.5
16.2
60.7
Stylus
ф
9
1.8
0.4
ф
2.4
1.6
0.8
12.8
60.3
Stylus
ф
9
10
13.6
4.8
1.5
2
3.5
16.4
61
Stylus
9
Standard detectors
Small hole detectors
Extra small hole detectors
Deep groove detectors
Gear-tooth surface detectors
Order No.
Measuring
force
Stylus
form*
Remarks
178-296 0.75 mN 2 µmR /60˚
Dedicated to the
standard/retractable
drive unit
178-390 4 mN 5 µmR /90˚
178-387 0.75 mN 2 µmR /60˚
Dedicated to the
S-Drive unit
178-386 4 mN 5 µmR /90˚
178-391 4 mN 10 µmR /90˚
Dedicated to the
standard/retractable
drive unit
*Tip radius / Tip angle
Order No.
Measuring
force
Stylus
form*
Remarks
178-383 0.75 mN 2 µmR /60˚
Minimum
measurable hole
diameter:
ø 4.5 mm
178-392 4 mN 5 µmR /90˚
*Tip radius / Tip angle
Order No.
Measuring
force
Stylus
form*
Remarks
178-385 0.75 mN 2 µmR /60˚
Not available for the
transverse tracing
drive unit
178-394 4 mN 5 µmR /90˚
*Tip radius / Tip angle
Order No.
Measuring
force
Stylus form*
178-388 0.75 mN 2 µmR /60˚
178-398 4 mN 5 µmR /60˚
*Tip radius / Tip angle
Order No.
Measuring
force
Stylus
form*
Remarks
178-384 0.75 mN 2 µmR /60˚
Minimum
measurable hole
diameter: ø 2.8 mm
178-393 4 mN 5 µmR /90˚
*Tip radius / Tip angle