PROBLEM TO BE SOLVED: To provide an illumination device effectively equipped with both an illumination function and an air blowing-out function of air conditioning air.SOLUTION: The illumination device 1 is equipped with the air conditioning air blowing-out function in combination. At the bottom face of an air supply chamber 25 to which the air conditioning air is supplied, a plurality of blowing out ports 30 of the air conditioning air are opened, and at the plurality of blowing out ports 30, a light source device 31 equipped with a light source 33 and an air ventilating reflecting member 32 are respectively installed. The bottom face of the air supply chamber 25 is occluded at the surrounding of the plurality of blowing-out ports 30.COPYRIGHT: (C)2010,JPO&INPIT【課題】照明機能と空調空気の吹き出し機能の両方を有効に備えた照明装置を提供する。【解決手段】空調空気の吹き出し機能を兼ね備えた照明装置1であって、空調空気が供給される給気チャンバ25の底面に、空調空気の吹き出し口30が複数開口し、複数の吹き出し口30には、光源33と通気性のある反射部材32を供える光源装置31がそれぞれ設けられ、給気チャンバ25の底面は、複数の吹き出し口30の周囲において閉塞されている。【選択図】図2