ILLUMINATION DEVICE

PROBLEM TO BE SOLVED: To provide an illumination device capable of evenly illuminating an irradiation target surface even when the shape and size of the irradiation target surface is changed.SOLUTION: An illumination device 1 includes a light emitting body 15 having a substrate and light sources which are provided in plural rows on one surface side of the substrate, lenses 16, 17 which are provided so as to face the light emitting body 15 and controls light distribution of light from the light sources 22, sensor devices 18 and 19 for detecting the angle between an irradiation target surface to be irradiated with the light emitted from the lenses 16 and 17 and a light distribution center axis of the lenses 16 and 17, a lighting device 20 for performing dimming control on the light sources 22 every row according to detection results of the sensor devices 18 and 19, and a device main body 4 in which at least the light emitting body 15, the lenses 16 and 17 and the sensor devices 18 and 19 are arranged.SELECTED DRAWING: Figure 2 【課題】被照射面の形状や大きさなどが異なっても、被照射面を均一的に照明可能な照明装置を提供する。【解決手段】照明装置１は、基板および基板の一面側に複数列に設けられた光源を有する発光体１５と、発光体１５に対向するように設けられて光源２２の光を配光制御するレンズ１６、１７と、レンズ１６、１７の出射光が照射される被照射面とレンズ１６、１７の配光中心軸との角度を検出するセンサー装置１８、１９と、センサー装置１８、１９の検出結果に応じて光源２２を列毎に調光制御する点灯装置２０と、少なくとも発光体１５、レンズ１６、１７およびセンサー装置１８、１９を配設する装置本体４と、を具備している。【選択図】図２