CETRANSPARENCY
Specifies a default transparency for new entities.
Type: String
Saved: In the drawing file
Range: BYLAYER (transparency level is defined by layer), BYBLOCK (transparency level is defined by block), 0 (new entities are non-transparent), 1-90 (transparency level is defined in percentage)
Default: BYLAYER
This system variable does not affect hatches (see HPTRANSPARENCY system variable). To change transparency of existing entities use the Properties pane or the Layers menu (in Explorer).