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Pub. No.:    WO/2018/124154    International Application No.:    PCT/JP2017/046833
Publication Date: Fri Jul 06 01:59:59 CEST 2018 International Filing Date: Thu Dec 28 00:59:59 CET 2017
IPC: F21K 9/275
F21V 19/00
H01L 33/00
F21Y 103/10
F21Y 115/10
Applicants: KOWA COMPANY, LTD.
Inventors: TAKIMOTO Shigeru
瀧本 滋
An illumination apparatus 100 is provided with: substrates 3a, 3b on the surfaces of which light-emitting elements 31 are mounted; a straight-tube cover member 1 which transmits and/or diffuse light emitted from the light-emitting elements 31 and in which the substrates 3a, 3b are housed; and a long metal member 4 that is arranged in the cover member 1, wherein the back surfaces of the substrates 3a, 3b are opened toward a cavity 13 in the cover member 1. A pair of mounting bases 11 are provided to the inner peripheral surface of the cover member 1 so as to oppositely extend in the tube axis direction. The two ends of the substrates 3a, 3b are mounted to the respective mounting bases 11.