Title:
発光装置及び発光装置の製造方法
Document Type and Number:
Japanese Patent JP6982489
Kind Code:
B2
Abstract:
To improve the chromaticity directivity by reducing a yellow light in a peripheral portion of a light emitting portion of a light emitting device while maintaining the luminance at the center of the light emitting portion of the light emitting device.SOLUTION: A light emitting device includes a substrate (10), a plurality of light emitting elements (20) disposed on the substrate (10), a frame (40) disposed on the substrate (10) and around the plurality of light emitting elements (20), a sealing member (50) including a phosphor and disposed inside the frame (40) to seal the plurality of light emitting elements (20), and a reflective member (60) arranged to cover a part of the surface of the frame (40) and a part of the upper surface of the sealing member (50), and the reflective member (60) covers the upper surface of the inner sealing member (50) from a point where the frame (40) and the upper surface of the sealing member (50) are in contact, and is provided so as not to cover the upper part of the upper surface of the plurality of light emitting elements (20).SELECTED DRAWING: Figure 1
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Inventors:
Takashi Iino
Application Number:
JP2017246099A
Publication Date:
December 17, 2021
Filing Date:
December 22, 2017
Export Citation:
Assignee:
Citizen Electronics Co., Ltd.
CITIZEN WATCH CO.,LTD.
CITIZEN WATCH CO.,LTD.
International Classes:
H01L33/60; F21S2/00; F21V7/00
Domestic Patent References:
| JP2015043359A | ||||
| JP2017152475A | ||||
| JP2013153070A | ||||
| JP2010206039A | ||||
| JP2019125513A |
Foreign References:
| WO2013150882A1 |
Attorney, Agent or Firm:
Atsushi Aoki
Shinji Mitsuhashi
Tomohiro Minamiyama
Tsuyoshi Miura
Minoru Takemoto
Shinji Mitsuhashi
Tomohiro Minamiyama
Tsuyoshi Miura
Minoru Takemoto