JP7588737B2 - 面状照明装置 - Google Patents

面状照明装置 Download PDF

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Publication number
JP7588737B2
JP7588737B2 JP2023570459A JP2023570459A JP7588737B2 JP 7588737 B2 JP7588737 B2 JP 7588737B2 JP 2023570459 A JP2023570459 A JP 2023570459A JP 2023570459 A JP2023570459 A JP 2023570459A JP 7588737 B2 JP7588737 B2 JP 7588737B2
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JP
Japan
Prior art keywords
fresnel lens
light
linear fresnel
irregular
outer edge
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
JP2023570459A
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English (en)
Japanese (ja)
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JPWO2024034296A5 (https=
JPWO2024034296A1 (https=
Inventor
銀河 伊藤
雅也 藤原
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
MinebeaMitsumi Inc
Original Assignee
MinebeaMitsumi Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by MinebeaMitsumi Inc filed Critical MinebeaMitsumi Inc
Publication of JPWO2024034296A1 publication Critical patent/JPWO2024034296A1/ja
Publication of JPWO2024034296A5 publication Critical patent/JPWO2024034296A5/ja
Priority to JP2024123776A priority Critical patent/JP7546185B1/ja
Application granted granted Critical
Publication of JP7588737B2 publication Critical patent/JP7588737B2/ja
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V5/00—Refractors for light sources
    • F21V5/007—Array of lenses or refractors for a cluster of light sources, e.g. for arrangement of multiple light sources in one plane
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V13/00—Producing particular characteristics or distribution of the light emitted by means of a combination of elements specified in two or more of main groups F21V1/00 - F21V11/00
    • F21V13/02—Combinations of only two kinds of elements
    • F21V13/04—Combinations of only two kinds of elements the elements being reflectors and refractors
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V5/00—Refractors for light sources
    • F21V5/04—Refractors for light sources of lens shape
    • F21V5/045—Refractors for light sources of lens shape the lens having discontinuous faces, e.g. Fresnel lenses
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V7/00—Reflectors for light sources
    • F21V7/0083—Array of reflectors for a cluster of light sources, e.g. arrangement of multiple light sources in one plane
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
    • F21Y2105/00—Planar light sources
    • F21Y2105/10—Planar light sources comprising a two-dimensional [2D] array of point-like light-generating elements
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
    • F21Y2105/00—Planar light sources
    • F21Y2105/10—Planar light sources comprising a two-dimensional [2D] array of point-like light-generating elements
    • F21Y2105/14—Planar light sources comprising a two-dimensional [2D] array of point-like light-generating elements characterised by the overall shape of the two-dimensional [2D] array
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
    • F21Y2115/00—Light-generating elements of semiconductor light sources
    • F21Y2115/10—Light-emitting diodes [LED]

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Planar Illumination Modules (AREA)
JP2023570459A 2022-08-09 2023-07-06 面状照明装置 Active JP7588737B2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2024123776A JP7546185B1 (ja) 2022-08-09 2024-07-30 面状照明装置

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2022127388 2022-08-09
JP2022127388 2022-08-09
PCT/JP2023/025062 WO2024034296A1 (ja) 2022-08-09 2023-07-06 面状照明装置

Related Child Applications (1)

Application Number Title Priority Date Filing Date
JP2024123776A Division JP7546185B1 (ja) 2022-08-09 2024-07-30 面状照明装置

Publications (3)

Publication Number Publication Date
JPWO2024034296A1 JPWO2024034296A1 (https=) 2024-02-15
JPWO2024034296A5 JPWO2024034296A5 (https=) 2024-07-17
JP7588737B2 true JP7588737B2 (ja) 2024-11-22

Family

ID=89851367

Family Applications (2)

Application Number Title Priority Date Filing Date
JP2023570459A Active JP7588737B2 (ja) 2022-08-09 2023-07-06 面状照明装置
JP2024123776A Active JP7546185B1 (ja) 2022-08-09 2024-07-30 面状照明装置

Family Applications After (1)

Application Number Title Priority Date Filing Date
JP2024123776A Active JP7546185B1 (ja) 2022-08-09 2024-07-30 面状照明装置

Country Status (5)

Country Link
US (1) US20260049708A1 (https=)
EP (1) EP4571173A1 (https=)
JP (2) JP7588737B2 (https=)
CN (1) CN119677989A (https=)
WO (1) WO2024034296A1 (https=)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2025178118A1 (ja) * 2024-02-22 2025-08-28 ミネベアミツミ株式会社 面状照明装置

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2021171878A1 (ja) 2020-02-26 2021-09-02 ミネベアミツミ株式会社 面状照明装置
JP2021190417A (ja) 2020-05-29 2021-12-13 日亜化学工業株式会社 面状光源、液晶表示装置

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4873683B2 (ja) * 2005-04-19 2012-02-08 チェイル インダストリーズ インコーポレイテッド 面光源装置
JP5322630B2 (ja) * 2008-12-25 2013-10-23 チェイル インダストリーズ インコーポレイテッド 照明装置
JP5467280B2 (ja) * 2009-05-25 2014-04-09 株式会社オプトデザイン 照明装置
JP2011151218A (ja) * 2010-01-22 2011-08-04 Stanley Electric Co Ltd 発光装置
JP6349106B2 (ja) * 2014-03-03 2018-06-27 株式会社アイテックシステム 照明装置
CN208764682U (zh) * 2018-10-31 2019-04-19 欧普照明股份有限公司 配光元件、光源组件及照明灯具
JP6777253B2 (ja) * 2019-03-08 2020-10-28 日亜化学工業株式会社 光源装置
WO2022004036A1 (ja) 2020-07-01 2022-01-06 ミネベアミツミ株式会社 面状照明装置

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2021171878A1 (ja) 2020-02-26 2021-09-02 ミネベアミツミ株式会社 面状照明装置
JP2021190417A (ja) 2020-05-29 2021-12-13 日亜化学工業株式会社 面状光源、液晶表示装置

Also Published As

Publication number Publication date
CN119677989A (zh) 2025-03-21
WO2024034296A1 (ja) 2024-02-15
EP4571173A1 (en) 2025-06-18
JPWO2024034296A1 (https=) 2024-02-15
US20260049708A1 (en) 2026-02-19
JP2024147823A (ja) 2024-10-16
JP7546185B1 (ja) 2024-09-05

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