| 摘要 |
PROBLEM TO BE SOLVED: To provide lighting facility capable of improving brightness feeling, responding to request for energy saving and in particular being preferably installed at a grid ceiling.SOLUTION: This invention relates to lighting facility installed at a grid ceiling constituted by installing a ceiling plate 10 in each of segments partitioned into a rectangular shape by T-bars 1. There are provided a casing 2 having both ends supported in a longitudinal direction between T-bars 1 oppositely facing to each other so as to hold a light source 4 while being faced against a lower-faced opening; a cover member 5 covering the opening of the casing 2 and having a salient 5a protruded toward the light source 4; and inclination plates 6 installed while the facing to the casing 2 is set upward and the facing to T-bars 1 is set downward between a side edge of the casing 2 in its width direction and the T-bars 1.SELECTED DRAWING: Figure 1 |
