5.2.3 Returning ................................................................................................................................ 5-4
5.2.4 Auto-return ............................................................................................................................. 5-4
5.3 Shortening the Approach Length for Measurement .................................................................. 5-6
5.4 Operation Method for the Detector .............................................................................................. 5-8
5.4.1 Zero adjustment ..................................................................................................................... 5-8
5.4.2 Zero-point shift ...................................................................................................................... 5-9
5.4.3 Switching the range .............................................................................................................. 5-11
5.5 Operation Method for the Automatic Positioning Unit (Optional Accessory) ....................... 5-12
5.5.1 Outline of the automatic positioning unit ......................................................................... 5-12
5.5.2 Measurement using the automatic positioning unit ........................................................ 5-13
5.5.3 Moving the automatic positioning unit manually ............................................................. 5-15
6 CALIBRATION ....................................................................................................................................... 6-1
6.1 Calibration Preparation................................................................................................................. 6-2
6.1.1 Calibration preparation ......................................................................................................... 6-2
6.2 Calibration Condition Setup Screens Guide .............................................................................. 6-5
6.3 Calibrating the SJ-410 ................................................................................................................... 6-8
6.4 Setting Calibration Conditions ................................................................................................... 6-11
6.4.1 Setting the calibration method ........................................................................................... 6-12
6.4.2 Setting the number of measurements ............................................................................... 6-13
6.4.3 Changing the calibration conditions according to the precision roughness
specimen .............................................................................................................................. 6-14
6.4.4 Changing the calibration conditions according to the step specimen .......................... 6-16
6.5 Confirming the Calibration History ........................................................................................... 6-18
6.6 Setting the Stylus Alarm ............................................................................................................. 6-19
6.7 Executing Preliminary Measurement for Calibration .............................................................. 6-21
6.8 Setting the Stylus Type ............................................................................................................... 6-21
7 MODIFICATION OF THE MEASUREMENT CONDITIONS AND EVALUATING CONDITIONS ......... 7-1
7.1 Evaluating Conditions and Measurement Conditions ............................................................... 7-2
7.2 Condition Setup Screens Guide .................................................................................................. 7-4
7.3 Setting Evaluating Conditions ..................................................................................................... 7-6
7.3.1 Modifying the roughness standard ...................................................................................... 7-6
7.3.2 Modifying the evaluation profile and cut-off length ........................................................... 7-7
7.3.2.1 Modifying the evaluation profile ................................................................................... 7-7
7.3.2.2 Modifying the sampling length (L)/cut-off length (λs) of the unfiltered profile P..... 7-8
7.3.2.3 Modifying the cut-off length (λc, λs) of roughness profile R/DF .............................. 7-11
7.3.2.4 Modifying cut-off length (λf, λc) of the waviness profile W...................................... 7-14
7.3.2.5 Modifying the upper limit length (A) of R-Motif ......................................................... 7-16
7.3.2.6 Modifying the upper limit lengths (A, B) of W-Motif .................................................. 7-19
7.3.3 Modifying the evaluation parameters ................................................................................ 7-22
7.3.4 Modifying profile filters ....................................................................................................... 7-23
7.3.5 Modifying the number of sampling lengths ...................................................................... 7-25
7.3.6 Setting the evaluation length to an arbitrary length ........................................................ 7-27
7.3.7 Setting pre-travel/post-travel .............................................................................................. 7-30