CN117377849A - 扩散体和照明装置 - Google Patents

扩散体和照明装置 Download PDF

Info

Publication number
CN117377849A
CN117377849A CN202180098508.8A CN202180098508A CN117377849A CN 117377849 A CN117377849 A CN 117377849A CN 202180098508 A CN202180098508 A CN 202180098508A CN 117377849 A CN117377849 A CN 117377849A
Authority
CN
China
Prior art keywords
light
diffuser
incident
lighting device
frame
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.)
Pending
Application number
CN202180098508.8A
Other languages
English (en)
Chinese (zh)
Inventor
冈垣觉
西村将利
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.)
Mitsubishi Electric Corp
Original Assignee
Mitsubishi Electric Corp
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 Mitsubishi Electric Corp filed Critical Mitsubishi Electric Corp
Publication of CN117377849A publication Critical patent/CN117377849A/zh
Pending legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/02—Diffusing elements; Afocal elements
    • G02B5/0205—Diffusing elements; Afocal elements characterised by the diffusing properties
    • G02B5/0236—Diffusing elements; Afocal elements characterised by the diffusing properties the diffusion taking place within the volume of the element
    • G02B5/0242—Diffusing elements; Afocal elements characterised by the diffusing properties the diffusion taking place within the volume of the element by means of dispersed particles
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/0001—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
    • G02B6/0011—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being planar or of plate-like form
    • G02B6/0033—Means for improving the coupling-out of light from the light guide
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S8/00—Lighting devices intended for fixed installation
    • F21S8/02—Lighting devices intended for fixed installation of recess-mounted type, e.g. downlighters
    • F21S8/026—Lighting devices intended for fixed installation of recess-mounted type, e.g. downlighters intended to be recessed in a ceiling or like overhead structure, e.g. suspended ceiling
    • 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
    • F21V9/00—Elements for modifying spectral properties, polarisation or intensity of the light emitted, e.g. filters
    • F21V9/02—Elements for modifying spectral properties, polarisation or intensity of the light emitted, e.g. filters for simulating daylight
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/02—Diffusing elements; Afocal elements
    • G02B5/0205—Diffusing elements; Afocal elements characterised by the diffusing properties
    • G02B5/0236—Diffusing elements; Afocal elements characterised by the diffusing properties the diffusion taking place within the volume of the element
    • G02B5/0247—Diffusing elements; Afocal elements characterised by the diffusing properties the diffusion taking place within the volume of the element by means of voids or pores
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/02—Diffusing elements; Afocal elements
    • G02B5/0273—Diffusing elements; Afocal elements characterized by the use
    • G02B5/0278—Diffusing elements; Afocal elements characterized by the use used in transmission
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/0001—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
    • G02B6/0011—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being planar or of plate-like form
    • G02B6/0033—Means for improving the coupling-out of light from the light guide
    • G02B6/0035—Means for improving the coupling-out of light from the light guide provided on the surface of the light guide or in the bulk of it
    • G02B6/004—Scattering dots or dot-like elements, e.g. microbeads, scattering particles, nanoparticles
    • G02B6/0041—Scattering dots or dot-like elements, e.g. microbeads, scattering particles, nanoparticles provided in the bulk of the light guide
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/0001—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
    • G02B6/0011—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being planar or of plate-like form
    • G02B6/0081—Mechanical or electrical aspects of the light guide and light source in the lighting device peculiar to the adaptation to planar light guides, e.g. concerning packaging
    • G02B6/0086—Positioning aspects
    • G02B6/0088—Positioning aspects of the light guide or other optical sheets in the package
    • 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
    • F21Y2113/00—Combination of light sources
    • 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]
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/0001—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
    • G02B6/0011—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being planar or of plate-like form
    • G02B6/0066—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being planar or of plate-like form characterised by the light source being coupled to the light guide
    • G02B6/0068—Arrangements of plural sources, e.g. multi-colour light sources

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Chemical & Material Sciences (AREA)
  • Dispersion Chemistry (AREA)
  • Non-Portable Lighting Devices Or Systems Thereof (AREA)
  • Planar Illumination Modules (AREA)
CN202180098508.8A 2021-05-28 2021-05-28 扩散体和照明装置 Pending CN117377849A (zh)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2021/020331 WO2022249433A1 (ja) 2021-05-28 2021-05-28 拡散体及び照明装置

Publications (1)

Publication Number Publication Date
CN117377849A true CN117377849A (zh) 2024-01-09

Family

ID=84228684

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202180098508.8A Pending CN117377849A (zh) 2021-05-28 2021-05-28 扩散体和照明装置

Country Status (5)

Country Link
US (1) US12099228B2 (https=)
EP (1) EP4328481A4 (https=)
JP (2) JP7325692B2 (https=)
CN (1) CN117377849A (https=)
WO (1) WO2022249433A1 (https=)

Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2011187300A (ja) * 2010-03-08 2011-09-22 Dainippon Printing Co Ltd 導光板、面光源装置および液晶表示装置
WO2013008600A1 (ja) * 2011-07-11 2013-01-17 富士フイルム株式会社 導光板及び面状照明装置
CN104913267A (zh) * 2014-03-10 2015-09-16 科勒克斯有限责任公司 照明系统
CN104981651A (zh) * 2012-11-14 2015-10-14 库拉克斯有限责任公司 用于模拟自然照明的人工照明系统
CN105874270A (zh) * 2013-10-14 2016-08-17 飞利浦灯具控股公司 照明系统
CN207198370U (zh) * 2016-10-03 2018-04-06 松下知识产权经营株式会社 照明装置
WO2020175523A1 (ja) * 2019-02-27 2020-09-03 三菱電機株式会社 照明装置、照明機能付き窓および窓用建材
WO2020240933A1 (ja) * 2019-05-27 2020-12-03 三菱電機株式会社 拡散体及び照明装置
CN112119259A (zh) * 2018-05-18 2020-12-22 三菱电机株式会社 照明单元和照明器具

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH02271304A (ja) 1989-04-12 1990-11-06 Seiko Epson Corp 表示体用照明装置
WO2008098360A1 (en) * 2007-02-16 2008-08-21 Koninklijke Philips Electronics N.V. Optical system for luminaire
ITMI20081135A1 (it) 2008-06-24 2009-12-25 Trapani Paolo Di Dispositivo di illuminazione
US11879634B2 (en) 2019-05-27 2024-01-23 Mitsubishi Electric Corporation Illumination device
CN114270094B (zh) 2019-08-27 2024-12-17 三菱电机株式会社 照明装置

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2011187300A (ja) * 2010-03-08 2011-09-22 Dainippon Printing Co Ltd 導光板、面光源装置および液晶表示装置
WO2013008600A1 (ja) * 2011-07-11 2013-01-17 富士フイルム株式会社 導光板及び面状照明装置
CN104981651A (zh) * 2012-11-14 2015-10-14 库拉克斯有限责任公司 用于模拟自然照明的人工照明系统
CN105874270A (zh) * 2013-10-14 2016-08-17 飞利浦灯具控股公司 照明系统
CN104913267A (zh) * 2014-03-10 2015-09-16 科勒克斯有限责任公司 照明系统
CN207198370U (zh) * 2016-10-03 2018-04-06 松下知识产权经营株式会社 照明装置
CN112119259A (zh) * 2018-05-18 2020-12-22 三菱电机株式会社 照明单元和照明器具
WO2020175523A1 (ja) * 2019-02-27 2020-09-03 三菱電機株式会社 照明装置、照明機能付き窓および窓用建材
WO2020240933A1 (ja) * 2019-05-27 2020-12-03 三菱電機株式会社 拡散体及び照明装置

Also Published As

Publication number Publication date
JP2023129712A (ja) 2023-09-14
EP4328481A4 (en) 2024-05-29
JP7325692B2 (ja) 2023-08-14
JP7515670B2 (ja) 2024-07-12
EP4328481A1 (en) 2024-02-28
US12099228B2 (en) 2024-09-24
JPWO2022249433A1 (https=) 2022-12-01
US20240264356A1 (en) 2024-08-08
WO2022249433A1 (ja) 2022-12-01

Similar Documents

Publication Publication Date Title
US11879634B2 (en) Illumination device
US11442216B2 (en) Lighting device, window with a lighting function, and building product for a window
CN114364914B (zh) 照明系统和凹入壁装置
JP6748218B2 (ja) 拡張された知覚される窓領域を有する太陽−天空模倣照明システム
US10420180B2 (en) Lighting apparatus and lighting system
CN117999435A (zh) 照明装置
JP7297071B2 (ja) 照明装置
TWM284913U (en) Light guide plate, backlight module and liquid crystal display device
CN117377849A (zh) 扩散体和照明装置
JP2003217326A (ja) 照明装置
JP2023034925A (ja) 車両用灯具ユニット、車両用灯具装置
JP2026065346A (ja) 照明装置
JP2543003B2 (ja) 信号灯用疑似点灯防止レンズ

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination