The maximum error allowed when calculating points on an arc.
Default: 120 segments per 360º
Match Closest NC Tool:
Some ODB++ drill layers are incorrectly created by PCB Layout software - which do not include "tools section" (defines tool diameter and other properties). When checked ACE will create and assign a tool number for each unique pad diameter found on NC layers (within a tolerance of 0.05mm).
Convert Surfaces to Polygons (with cut-lines):
Breaks down complex surfaces into Polygons. The ODB++ surface is similar to a Solid Hatch in AutoCAD.
Note: This feature can be very time consuming and only recommended if there display are issues with surface.