| 摘要 |
PROBLEM TO BE SOLVED: To provide a luminaire having less light loss, having accurate directivity, and capable of being easily manufactured.SOLUTION: A luminaire 1 includes: an edge light type light source 2; a flat plate-like light guide member 3 in which an incident surface 3a as a side surface is arranged in an emission direction of the light source 2; a reflection member 4 that is arranged on the rear face of the light guide member 3; and a control member 5 that is arranged on an emission surface 3d as the front face of the light guide member 3. In the light guide member 3, a retroreflective surface 3b is formed on the opposite side of the incident surface 3a.SELECTED DRAWING: Figure 1 |
