Toggles anti-aliasing of wireframe lines.
Use this tool to turn anti-aliasing on and off on the wireframe. An anti-aliased wireframe results in crisper and smoother curves and edges, and gives you control over line thickness for both single and double lines. Wireframe anti-aliasing is turned On by default.
A value between 0.0 and 2.0 that controls the width of double wireframe lines. The default is 1.0.
Surfaces boundaries are drawn as double lines when you choose ObjectDisplay > Draw Style and set to