Turns on and off a preset level of transparency for 3D objects.
| Type: | Integer |
| Saved in: | Drawing |
| Initial value: | -60 |
The level of transparency for 3D solids and surfaces can be set between 100 percent opaque and 0 percent opaque. Negative numbers store the value but turn off the effect.

Existing visual styles are not changed when you enter a new value for this system variable. Any new value entered for this system variable temporarily creates an unsaved new visual style.