Title:
照明器具
Document Type and Number:
Japanese Patent JP7213851
Kind Code:
B2
Abstract:
A lighting unit includes a first light source to emit first light; and a diffusive body including a first incidence surface that allows the first light to enter, a diffusive part that includes nanoparticles, guides the entered first light and makes the first light be scattered by the nanoparticles into first scattered light, and an emission surface that emits the first scattered light, wherein the first incidence surface is formed on a first edge part of the diffusive body, the first scattered light is emitted from a first region of the emission surface, and a correlated color temperature of the first scattered light is higher than a correlated color temperature of the first light.
Inventors:
Yusuke Fujii
Satoru Okagaki
Satoru Okagaki
Application Number:
JP2020142404A
Publication Date:
January 27, 2023
Filing Date:
August 26, 2020
Export Citation:
Assignee:
Mitsubishi Electric Corporation
International Classes:
F21S2/00; F21S8/00; F21S8/04
Domestic Patent References:
| JP2011187300A | ||||
| JP2015079703A |
Foreign References:
| WO2017152940A1 | ||||
| WO2017036502A1 |
Attorney, Agent or Firm:
Yoichi Yamagata
Masaru Sato
Masahiko Shinohara
Maeda Minoru
Masaru Sato
Masahiko Shinohara
Maeda Minoru