Creating three planes that are a specified distance from each of the three principal planes of the WCS.
$$
$$ Declarations
$$
ENTITY/PL1,PL2,PL2
$$
$$ Plane Definition
$$
PL1=PLANE/XYPLAN,1.5
PL2=PLANE/YZPLAN,1.5
PL3=PLANE/XZPLAN,1.5
A Plane Parallel to a Principal Plane at a Distance