AIR CLEANER

To provide an air cleaner that has high germicidal effect while suppressing deterioration of an inner structure that consists of organic materials.SOLUTION: An air cleaner 100 comprises: an enclosure 10; a light source 20 which is provided inside the enclosure 10 and irradiates ultraviolet light; a reflector 30 which reflects ultraviolet light radiated from the light source 20; a metal cylindrical body (metal cylinder 50) which is provided so as to include the light source 20 and the reflector 30, and in which a vent hole 51 is open in a part of the sidewall; a filter 60 made of organic material which is provided so as to contact an outer peripheral surface of the sidewall of the cylindrical body; and a delivering fan 70 which delivers air inside the cylindrical body outside the enclosure 10.SELECTED DRAWING: Figure 2 【課題】有機物から成る内部構成物の劣化を抑制しつつ、高い殺菌効果を持つ空気清浄機を提供する。【解決手段】空気清浄機１００は、筐体１０と、筐体１０内に設けられ、紫外線を照射する光源２０と、光源２０から照射される紫外線を反射するリフレクター３０と、光源２０及びリフレクター３０を内包するように設けられ、側壁の一部に通気孔５１が開いた金属製の筒体（金属製シリンダー５０）と、筒体の側壁の外周面に接するように設けられる有機物製のフィルター６０と、筒体の内部の空気を、筐体１０の外部に送出する送出ファン７０と、を備える。【選択図】図２