When you change the Light Loss Factor for a light source, the change affects all relevant project views.
- In a project view, select a lighting fixture, and click Modify | Lighting Fixtures tabProperties panel (Type Properties).
- Click Duplicate to create a new type.
- Enter a name for the type, and click OK.
- In the Type Properties dialog, for Light Loss Factor, click in the Value column.
- In the Light Loss Factor dialog, specify the desired value.
See Light Loss Factor Parameters.