• If a skidless measurement is performed with the skidless/skid-attached switching screw
loosened, accurate measurements cannot be obtained.
Measurable detector position
Measuring force 0.75 mN type
Detector No. 178-396
Measuring force 4 mN type
Detector No. 178-397
Skid-attached measurement
(Detector stylus facing
downward)
Skid-attached measurement
(Detector stylus facing
upward)
Skidless measurement
(Detector stylus facing
downward)
Skidless measurement
(Detector stylus facing
upward)
• If the skidless/skid-attached switching screw is tightened by being turned clockwise
when a skid-attached measurement is performed with the detector facing upward, an
efficient measurement can be achieved because the skid pressure has become high.
• Measurement with * mark uses a cylindrical surface adapter (optional accessory).
○: Measurable
○: Not measurable