Light-emitting device

A light-emitting device includes a light-emitting element that emits light with a peak wavelength in a range of 380 nm to 460 nm, and a phosphor group that includes plural kinds of phosphors excited by the light emitted from the light-emitting element and has a continuous emission spectrum in a wave...

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1. Verfasser: SEKI SATOMI
Format: Patent
Sprache:chi ; eng
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Zusammenfassung:A light-emitting device includes a light-emitting element that emits light with a peak wavelength in a range of 380 nm to 460 nm, and a phosphor group that includes plural kinds of phosphors excited by the light emitted from the light-emitting element and has a continuous emission spectrum in a wavelength range of 400 nm to 780 nm. The phosphor group includes a phosphor having a peak wavelength ina range of 720 nm +- 5%. 发光装置包括:发射具有在380nm至460nm范围内的峰值波长的光的发光元件;以及磷光体组,其包括由从发光元件发射的光所激发的多种磷光体并且具有在400nm至780nm的波长范围内的连续发射光谱。磷光体组包括具有在720nm±5%范围内的峰值波长的磷光体。