LIGHT EMITTING DEVICE AND LIGHTING APPARATUS HAVING LIGHT EMITTING DEVICE

PROBLEM TO BE SOLVED: To provide a light emitting device which has high heat dissipation, high optical output and a long life and reduces costs, and a lighting apparatus having the light emitting device.SOLUTION: A light emitting device 10 and a lighting apparatus 1 comprising the light emitting dev...

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Hauptverfasser: TAKASHIMA ATSUSHI, NAKASUJI TAKESHI
Format: Patent
Sprache:eng
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Zusammenfassung:PROBLEM TO BE SOLVED: To provide a light emitting device which has high heat dissipation, high optical output and a long life and reduces costs, and a lighting apparatus having the light emitting device.SOLUTION: A light emitting device 10 and a lighting apparatus 1 comprising the light emitting device 10 are composed of: a light-emitting element 11; an insulation base member 12 above which the light-emitting element 11 is placed; an electric connection member 13 and an electric wiring member 14 as charging units for lighting the light-emitting element 11; a thermal diffusion member 15 arranged so as to cover the whole surface of the base member 12 in order to diffuse heat generated from the light-emitting element 11; a light reflecting member 16 arranged so as to cover the whole surface of the base member 12 including the thermal diffusion member 15 except a part for connecting the electric connection member 13 to the electric wiring member 14 for reflecting light emitted from the light-emitting element 11; and a placement member 17 for placing the light-emitting element 11.