ILLUMINATION DEVICE

摘要

The device has a primary lighting unit (8) with a light source (20) placed relative to a lighting area (4). A secondary lighting unit (10) has an optical widening unit (44) to widen a light beam emitted from another light source (40). The widening unit is interposed between the latter light source and lighting area. The secondary lighting unit has a lighting direction parallel to a direction of the primary lighting unit.