Specifies whether the current viewport displays a perspective view.
| Type: | Integer | 
| Saved in: | Drawing | 
| Initial value: | Varies | 
|  
			  Value  | 
 
			  Description  | 
|---|---|
|  
			  0  | 
 
			  Perspective view turned off  | 
|  
			  1  | 
 
			  Perspective view turned on  | 
Perspective views are available only in model space, and only with 3D visual styles. In AutoCAD LT, you can only turn off perspective in a drawing created with AutoCAD or an AutoCAD-based application; you cannot turn perspective back on.