HEIDENHAIN IK 5394-3D - Manual (Page 248)

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Chapter 3 Probes
The reference probe high dialog box appears as shown.
Step 3
Position the ring gauge in the video window as shown and place the buffer tool as
shown.
Step 4
Click the autofocus button on the VED toolbar.
When the autofocus is complete, use the simple tool to measure the ring gauge.