Planmeca FIT CAD System User Manual page 104

14 Defining margin
96 Planmeca FIT CAD/CAM system
4. Position the Trace tool in the middle of the green high contour indication
on the margin.
NOTE
Show Features is recommended as an aid in finding the edge of the
margin, it is not necessary for using the Trace tool. Draw the margin in
the middle of the green high contour indication.
5. Click on the margin.
A dot appears as the starting point.
User's manual