Automatically locate holes & islands from overlapping objects.
Use De-Embed objects to automatically solves the polygon-inside-of-polygon problem found in many mask designs. The polygon-inside-of-polygon is often the hardest mistake to catch and many times there are 1000s of overlapping polygons on a layer; it's almost impossible to visually determine the polarity for each. A mask operator can sometimes take hours attempting to repair or redraw the data so that re-entrant polygons are created with voids or has to break up the polygons into slices.
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Note: This function requires that you select objects before proceeding. When no objects are selected this command becomes de-activated in the menu.
Command Sequence
1. Select Objects.
Note: For more information about object selection see Viewing & Selection Basics
2. Select menu: Tools | De-Embed Objects