Title:
LUMINAIRE
Document Type and Number:
Japanese Patent JP2019133794
Kind Code:
A
Abstract:
To provide a luminaire which has the high degree of design freedom, which can achieve low cost, and which is suitable for a rear combination lamp of an automobile.SOLUTION: A luminaire 10 includes: light emitting elements 41, 42, 43 having a light emission peak wavelength in the wavelength 400-510 nm; a first phosphor 51 having a light emission peak wavelength in the wavelength 485-700 nm; a second phosphor 52 having a light emission peak wavelength in the wavelength 510-590 nm; a third phosphor 53 having a light emission peak wavelength in the wavelength 600-700 nm; and a color filter 2 in which the light transmissivity of the wavelength 600-730 nm is equal to or greater than 80%, and the light transmissivity of the wavelength 410-480 nm is equal to or greater than 3% and equal to or less than 50%. The color filter 2 transmits part of the light Lemitted from the first phosphor 51, at least part of the light Lemitted from the second phosphor 52, and at least part of the light Lemitted from the third phosphor 53, and the light L, L, Lwhich has transmitted the color filter 2 is emitted to the outside.SELECTED DRAWING: Figure 2
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Inventors:
IWAKURA HIRONORI
Application Number:
JP2018013643A
Publication Date:
August 08, 2019
Filing Date:
January 30, 2018
Export Citation:
Assignee:
NICHIA KAGAKU KOGYO KK
International Classes:
F21S41/00; F21S43/00; F21S45/00; F21V3/00; F21V3/04; F21V9/08; F21V23/00; G02B5/20; H01L33/00
Domestic Patent References:
| JP2014143344A | 2014-08-07 | |||
| JP2002133915A | 2002-05-10 | |||
| JP2015002182A | 2015-01-05 | |||
| JP2005123165A | 2005-05-12 | |||
| JP2003031008A | 2003-01-31 | |||
| JP2015088483A | 2015-05-07 |
Foreign References:
| WO2015111483A1 | 2015-07-30 |
Attorney, Agent or Firm:
Isono International Patent and Trademark Office