TWI560478B - Light guide with decoupling portion and shield collecting the decoupled rays - Google Patents
Light guide with decoupling portion and shield collecting the decoupled raysInfo
- Publication number
- TWI560478B TWI560478B TW101123386A TW101123386A TWI560478B TW I560478 B TWI560478 B TW I560478B TW 101123386 A TW101123386 A TW 101123386A TW 101123386 A TW101123386 A TW 101123386A TW I560478 B TWI560478 B TW I560478B
- Authority
- TW
- Taiwan
- Prior art keywords
- decoupled
- rays
- light guide
- decoupling portion
- shield
- Prior art date
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
- G02B6/0013—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
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S43/00—Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights
- F21S43/20—Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights characterised by refractors, transparent cover plates, light guides or filters
- F21S43/235—Light guides
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S43/00—Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights
- F21S43/20—Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights characterised by refractors, transparent cover plates, light guides or filters
- F21S43/235—Light guides
- F21S43/236—Light guides characterised by the shape of 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
- F21S43/00—Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights
- F21S43/20—Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights characterised by refractors, transparent cover plates, light guides or filters
- F21S43/235—Light guides
- F21S43/236—Light guides characterised by the shape of the light guide
- F21S43/237—Light guides characterised by the shape of the light guide rod-shaped
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S43/00—Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights
- F21S43/20—Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights characterised by refractors, transparent cover plates, light guides or filters
- F21S43/235—Light guides
- F21S43/236—Light guides characterised by the shape of the light guide
- F21S43/241—Light guides characterised by the shape of the light guide of complex shape
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S43/00—Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights
- F21S43/20—Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights characterised by refractors, transparent cover plates, light guides or filters
- F21S43/235—Light guides
- F21S43/242—Light guides characterised by the emission area
- F21S43/245—Light guides characterised by the emission area emitting light from one or more of its major surfaces
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S43/00—Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights
- F21S43/20—Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights characterised by refractors, transparent cover plates, light guides or filters
- F21S43/235—Light guides
- F21S43/249—Light guides with two or more light sources being coupled into 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
- G02B6/0005—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 of the fibre type
- G02B6/001—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 of the fibre type the light being emitted along at least a portion of the lateral surface of the fibre
-
- 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
- G02B6/0033—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
-
- 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
- G02B6/005—Means for improving the coupling-out of light from the light guide provided by one optical element, or plurality thereof, placed on the light output side of the light guide
- G02B6/0053—Prismatic sheet or layer; Brightness enhancement element, sheet or layer
-
- 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
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Planar Illumination Modules (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR1155785A FR2977332B1 (fr) | 2011-06-29 | 2011-06-29 | Guide de lumiere avec portion de decouplage et cache recoltant les rayons decouples |
Publications (2)
Publication Number | Publication Date |
---|---|
TW201307918A TW201307918A (zh) | 2013-02-16 |
TWI560478B true TWI560478B (en) | 2016-12-01 |
Family
ID=46319071
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
TW101123386A TWI560478B (en) | 2011-06-29 | 2012-06-29 | Light guide with decoupling portion and shield collecting the decoupled rays |
Country Status (5)
Country | Link |
---|---|
US (1) | US9256019B2 (zh) |
EP (1) | EP2541291B1 (zh) |
CN (1) | CN102854560B (zh) |
FR (1) | FR2977332B1 (zh) |
TW (1) | TWI560478B (zh) |
Families Citing this family (28)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP5779045B2 (ja) * | 2011-08-25 | 2015-09-16 | スタンレー電気株式会社 | 車両用灯具 |
US20140192521A1 (en) * | 2013-01-10 | 2014-07-10 | Ledil Oy | Light guide element |
JP2015179579A (ja) * | 2014-03-18 | 2015-10-08 | 株式会社東芝 | 導光体および照明装置 |
AT515864B1 (de) * | 2014-06-11 | 2016-03-15 | Zizala Lichtsysteme Gmbh | Beleuchtungsvorrichtung für Fahrzeuge sowie Kraftfahrzeugscheinwerfer |
US9488767B2 (en) * | 2014-08-05 | 2016-11-08 | Cree, Inc. | LED based lighting system |
US9151461B1 (en) * | 2014-08-11 | 2015-10-06 | Min Hsiang Corporation | Lens for a vehicular lamp |
US10061071B2 (en) * | 2015-01-22 | 2018-08-28 | Philips Lighting Holding B.V. | Panel luminaire |
EP4293417A3 (en) * | 2015-11-13 | 2024-01-24 | RealD Spark, LLC | Surface features for imaging directional backlights |
FR3050011A1 (fr) * | 2016-04-11 | 2017-10-13 | Valeo Vision | Module d'emission d'un faisceau lumineux pour projecteur de vehicule automobile |
KR101811433B1 (ko) * | 2016-06-09 | 2017-12-21 | 현대모비스 주식회사 | 자동차의 조명장치 |
DE102016007709B4 (de) * | 2016-06-23 | 2023-02-02 | Mercedes-Benz Group AG | Kraftfahrzeugzierteil |
CN106369549A (zh) * | 2016-09-30 | 2017-02-01 | 马瑞利汽车零部件(芜湖)有限公司 | 发光均匀且尾部无光斑的车灯光导 |
JP6744196B2 (ja) * | 2016-10-31 | 2020-08-19 | スタンレー電気株式会社 | 車両用灯具 |
US10012784B1 (en) * | 2017-03-30 | 2018-07-03 | Intel Corporation | Tiled light guide with deflection structures |
US10260683B2 (en) | 2017-05-10 | 2019-04-16 | Cree, Inc. | Solid-state lamp with LED filaments having different CCT's |
FR3066252B1 (fr) | 2017-05-15 | 2020-10-30 | Automotive Lighting Rear Lamps France | Dispositif d'eclairage pour un feu de signalisation pour vehicule automobile, favorisant la propagation d'une plus grande quantite de lumiere dans un guide de lumiere |
US10330902B1 (en) | 2017-06-16 | 2019-06-25 | Dbm Reflex Enterprises Inc. | Illumination optics and devices |
CN107228325B (zh) * | 2017-07-05 | 2020-06-23 | 上海小糸车灯有限公司 | 具有衍射状点灯效果的汽车灯 |
US11085604B2 (en) * | 2017-09-12 | 2021-08-10 | Lumileds Llc | Holder for vehicle signaling light |
JP6670874B2 (ja) * | 2018-03-08 | 2020-03-25 | 株式会社小糸製作所 | 線状発光パターンを形成する発光装置 |
CN108627911B (zh) * | 2018-05-15 | 2024-04-05 | 杭州矽能新材料有限公司 | 异形导光部件及发光装饰组件 |
US10480745B1 (en) | 2018-05-24 | 2019-11-19 | Valeo North America, Inc. | Arranged light pipes for automotive lighting systems |
CN109323209A (zh) * | 2018-11-13 | 2019-02-12 | 华域视觉科技(上海)有限公司 | 截面可变的导光件、车灯及汽车 |
FR3090075B1 (fr) * | 2018-12-18 | 2021-06-11 | Valeo Vision | Module lumineux avec masque de style |
DE102020132976A1 (de) * | 2019-12-20 | 2021-06-24 | Olsa S.P.A. | Lichtleiter für leuchten und zugehörige leuchten für kraftfahrzeuge |
CN211780819U (zh) * | 2020-01-02 | 2020-10-27 | 市光法雷奥(佛山)汽车照明系统有限公司 | 光导部件、相应的车灯和车辆 |
CN111536487B (zh) * | 2020-04-22 | 2021-03-19 | 东风汽车集团有限公司 | 一种汽车信号灯配光装置 |
CN215216048U (zh) * | 2021-04-26 | 2021-12-17 | 市光法雷奥(佛山)汽车照明系统有限公司 | 一种导光装置、车灯及车辆 |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
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WO2010050137A1 (ja) * | 2008-10-31 | 2010-05-06 | 株式会社ミツバ | 車両用ランプ |
CN102072447A (zh) * | 2009-11-03 | 2011-05-25 | 汽车照明罗伊特林根有限公司 | 用于机动车的照明装置 |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE19850443B4 (de) | 1998-10-23 | 2009-12-31 | Valeo Beleuchtung Deutschland Gmbh | Leuchte, insbesondere für Kraftfahrzeuge |
DE10137605A1 (de) * | 2001-08-01 | 2003-02-27 | Hella Kg Hueck & Co | Leuchte für Fahrzeuge |
JP2005353599A (ja) * | 2004-06-11 | 2005-12-22 | Valeo Vision | 光ガイドを有する自動車用の照明装置または信号装置 |
DE102004046386A1 (de) * | 2004-09-24 | 2006-04-06 | Schefenacker Vision Systems Germany Gmbh & Co. Kg | Lichtleiter für Leuchten, insbesondere für Leuchten von Kraftfahrzeugen |
JP4527555B2 (ja) * | 2005-01-24 | 2010-08-18 | 株式会社村上開明堂 | ターンランプ及びターンランプ付きドアミラー |
FR2892800A1 (fr) | 2005-10-27 | 2007-05-04 | Valeo Vision Sa | Dispositif d'eclairage ou de signalisation a guide optique pour vehicule automobile |
DE102005059958A1 (de) * | 2005-12-15 | 2007-06-28 | Automotive Lighting Reutlingen Gmbh | Beleuchtungseinrichtung |
CZ307329B6 (cs) * | 2006-05-15 | 2018-06-13 | Varroc Lighting Systems, s.r.o. | Světelné zařízení pro motorové vozidlo, obsahující planární světlovod |
US20080232135A1 (en) * | 2006-05-31 | 2008-09-25 | 3M Innovative Properties Company | Light guide |
US20070279935A1 (en) * | 2006-05-31 | 2007-12-06 | 3M Innovative Properties Company | Flexible light guide |
JP4276250B2 (ja) * | 2006-10-11 | 2009-06-10 | 株式会社ミツバ | ターンランプ付きドアミラー |
JP5603571B2 (ja) * | 2009-06-05 | 2014-10-08 | 株式会社小糸製作所 | 車両用灯具 |
-
2011
- 2011-06-29 FR FR1155785A patent/FR2977332B1/fr active Active
-
2012
- 2012-06-28 EP EP12174081.5A patent/EP2541291B1/fr active Active
- 2012-06-28 US US13/535,597 patent/US9256019B2/en active Active
- 2012-06-29 TW TW101123386A patent/TWI560478B/zh active
- 2012-06-29 CN CN201210226093.0A patent/CN102854560B/zh active Active
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2010050137A1 (ja) * | 2008-10-31 | 2010-05-06 | 株式会社ミツバ | 車両用ランプ |
CN102072447A (zh) * | 2009-11-03 | 2011-05-25 | 汽车照明罗伊特林根有限公司 | 用于机动车的照明装置 |
Also Published As
Publication number | Publication date |
---|---|
FR2977332A1 (fr) | 2013-01-04 |
CN102854560B (zh) | 2016-08-31 |
TW201307918A (zh) | 2013-02-16 |
EP2541291B1 (fr) | 2021-04-07 |
US20130003398A1 (en) | 2013-01-03 |
US9256019B2 (en) | 2016-02-09 |
CN102854560A (zh) | 2013-01-02 |
FR2977332B1 (fr) | 2017-08-11 |
EP2541291A1 (fr) | 2013-01-02 |
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