Adjusts the smoothness of shaded and rendered objects, rendered shadows, and objects with hidden lines removed. 
| Type: | Real | 
| Saved in: | Drawing | 
| Initial value: | 0.5000 | 
Valid values are from 0.01 to 10.0. 
Note: 
  -  3DDWFPREC replaces FACETRES in controlling the precision of published 3D DWF files.
	 
 
- When you use the 3DPRINT command, the FACTRES system variable is set to 10.
	 
 
- This system variable is provided in AutoCAD LT only to aid the display of 3D objects created in other products such as AutoCAD.