PERSPECTIVE
"PERSPECTIVE PDistance"
This command sets the Perspective (or distance from viewer) . Basically it means you can move the entire Scene closer or further away from the viewer. Acceptable values for the PDistance parameter are from 0 to 180.
A value of 0 will be very close in view.
A value of 25 is about normal.
A value of 90 will be some distance away
A value of 180 will be very far away.