JPWO2022176348A1 - - Google Patents

Info

Publication number
JPWO2022176348A1
JPWO2022176348A1 JP2023500572A JP2023500572A JPWO2022176348A1 JP WO2022176348 A1 JPWO2022176348 A1 JP WO2022176348A1 JP 2023500572 A JP2023500572 A JP 2023500572A JP 2023500572 A JP2023500572 A JP 2023500572A JP WO2022176348 A1 JPWO2022176348 A1 JP WO2022176348A1
Authority
JP
Japan
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
JP2023500572A
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 filed Critical
Publication of JPWO2022176348A1 publication Critical patent/JPWO2022176348A1/ja
Pending legal-status Critical Current

Links

Classifications

    • 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
    • G02B6/0045—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 by shaping at least a portion of the light guide
    • G02B6/0046—Tapered light guide, e.g. wedge-shaped light guide
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
    • B60K35/00—Instruments specially adapted for vehicles; Arrangement of instruments in or on vehicles
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S2/00—Systems of lighting devices, not provided for in main groups F21S4/00 - F21S10/00 or F21S19/00, e.g. of modular construction
    • 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
    • G02B6/0013—Means for improving the coupling-in of light from the light source into the light guide
    • G02B6/0015—Means for improving the coupling-in of light from the light source into the light guide provided on the surface of the light guide or in the bulk of it
    • G02B6/0018—Redirecting means on the surface 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
    • G02B6/0013—Means for improving the coupling-in of light from the light source into the light guide
    • G02B6/0015—Means for improving the coupling-in of light from the light source into the light guide provided on the surface of the light guide or in the bulk of it
    • G02B6/002—Means for improving the coupling-in of light from the light source into the light guide provided on the surface of the light guide or in the bulk of it by shaping at least a portion of the light guide, e.g. with collimating, focussing or diverging surfaces
    • 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
    • G02B6/0038—Linear indentations or grooves, e.g. arc-shaped grooves or meandering grooves, extending over the full length or width of the light guide
    • 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

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Transportation (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Planar Illumination Modules (AREA)
JP2023500572A 2021-02-17 2021-12-13 Pending JPWO2022176348A1 (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2021023332 2021-02-17
PCT/JP2021/045821 WO2022176348A1 (ja) 2021-02-17 2021-12-13 光学システム

Publications (1)

Publication Number Publication Date
JPWO2022176348A1 true JPWO2022176348A1 (ja) 2022-08-25

Family

ID=82930490

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2023500572A Pending JPWO2022176348A1 (ja) 2021-02-17 2021-12-13

Country Status (4)

Country Link
US (1) US11940647B2 (ja)
JP (1) JPWO2022176348A1 (ja)
CN (1) CN116829996A (ja)
WO (1) WO2022176348A1 (ja)

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2823156B2 (ja) * 1985-07-23 1998-11-11 キヤノン株式会社 ディスプレイ装置
JP5586119B2 (ja) 2006-03-28 2014-09-10 日亜化学工業株式会社 光学部品及びそれを用いた照明装置
JP2010510639A (ja) * 2006-11-22 2010-04-02 コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ 照明システム及びディスプレイ装置
WO2008069143A1 (ja) * 2006-12-05 2008-06-12 Nikon Corporation 照明光源及び画像投影装置
TW200839378A (en) * 2007-03-21 2008-10-01 Chi Mei Optoelectronics Corp Light emitting element, backlight module and plane display apparatus
AU2011290165B2 (en) 2010-08-11 2014-07-10 Iwasaki Electric Co., Ltd. Lamp and optical component
JP2013024966A (ja) * 2011-07-19 2013-02-04 Iwasaki Electric Co Ltd 光学部品、及びランプ
US9229151B2 (en) * 2012-05-10 2016-01-05 Panasonic Intellectual Property Management Co., Ltd. Light guide
TW201732373A (zh) * 2016-02-24 2017-09-16 Omron Tateisi Electronics Co 顯示裝置
JP7046640B2 (ja) * 2018-02-21 2022-04-04 スタンレー電気株式会社 車両用灯具
JP2020183979A (ja) 2019-04-26 2020-11-12 パナソニックＩｐマネジメント株式会社 光学システム、照明システム、表示システム、及び移動体
EP3961292A4 (en) * 2019-04-26 2022-06-22 Panasonic Intellectual Property Management Co., Ltd. OPTICAL SYSTEM, LIGHTING SYSTEM, DISPLAY SYSTEM AND MOBILE BODY

Also Published As

Publication number Publication date
US11940647B2 (en) 2024-03-26
CN116829996A (zh) 2023-09-29
US20230375770A1 (en) 2023-11-23
WO2022176348A1 (ja) 2022-08-25

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