DE69800971D1 - Optik zur trennung von hoch- und scwachintensivem licht - Google Patents

Optik zur trennung von hoch- und scwachintensivem licht

Info

Publication number
DE69800971D1
DE69800971D1 DE69800971T DE69800971T DE69800971D1 DE 69800971 D1 DE69800971 D1 DE 69800971D1 DE 69800971 T DE69800971 T DE 69800971T DE 69800971 T DE69800971 T DE 69800971T DE 69800971 D1 DE69800971 D1 DE 69800971D1
Authority
DE
Germany
Prior art keywords
light
intermediate areas
optics
body portion
illumination surface
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.)
Expired - Fee Related
Application number
DE69800971T
Other languages
English (en)
Other versions
DE69800971T2 (de
Inventor
J Passera
Gerhard F Hirmer
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.)
Decoma International Inc
Original Assignee
Decoma International 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 Decoma International Inc filed Critical Decoma International Inc
Application granted granted Critical
Publication of DE69800971D1 publication Critical patent/DE69800971D1/de
Publication of DE69800971T2 publication Critical patent/DE69800971T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • GPHYSICS
    • G02OPTICS
    • G02BOPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/0001Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
    • G02B6/0011Light 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
    • G02B6/0033Means for improving the coupling-out of light from the light guide
    • G02B6/0035Means 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
    • G02B6/0045Means 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
    • G02B6/0046Tapered light guide, e.g. wedge-shaped light guide
    • G02B6/0048Tapered light guide, e.g. wedge-shaped light guide with stepwise taper
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21SNON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S41/00Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps
    • F21S41/20Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by refractors, transparent cover plates, light guides or filters
    • F21S41/24Light guides
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21SNON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S43/00Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights
    • F21S43/20Signalling 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
    • F21S43/235Light guides
    • F21S43/236Light guides characterised by the shape of the light guide
    • F21S43/239Light guides characterised by the shape of the light guide plate-shaped
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21SNON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S43/00Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights
    • F21S43/20Signalling 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
    • F21S43/235Light guides
    • F21S43/242Light guides characterised by the emission area
    • F21S43/245Light guides characterised by the emission area emitting light from one or more of its major surfaces
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21SNON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S43/00Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights
    • F21S43/20Signalling 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
    • F21S43/235Light guides
    • F21S43/249Light guides with two or more light sources being coupled into the light guide
    • GPHYSICS
    • G02OPTICS
    • G02BOPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/0001Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
    • G02B6/0011Light 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
    • G02B6/0013Means for improving the coupling-in of light from the light source into the light guide
    • G02B6/0023Means for improving the coupling-in of light from the light source into the light guide provided by one optical element, or plurality thereof, placed between the light guide and the light source, or around the light source
    • G02B6/003Lens or lenticular sheet or layer

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Non-Portable Lighting Devices Or Systems Thereof (AREA)
  • Light Guides In General And Applications Therefor (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
  • Lenses (AREA)
  • Optical Elements Other Than Lenses (AREA)
  • Crystals, And After-Treatments Of Crystals (AREA)
DE69800971T 1997-09-19 1998-09-18 Optik zur trennung von hoch- und scwachintensivem licht Expired - Fee Related DE69800971T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US6071797P 1997-09-19 1997-09-19
PCT/CA1998/000899 WO1999015827A1 (en) 1997-09-19 1998-09-18 Optics for separation of high and low intensity light

Publications (2)

Publication Number Publication Date
DE69800971D1 true DE69800971D1 (de) 2001-07-26
DE69800971T2 DE69800971T2 (de) 2002-04-04

Family

ID=22031309

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69800971T Expired - Fee Related DE69800971T2 (de) 1997-09-19 1998-09-18 Optik zur trennung von hoch- und scwachintensivem licht

Country Status (10)

Country Link
US (1) US6164799A (de)
EP (1) EP1015811B1 (de)
AT (1) ATE202410T1 (de)
AU (1) AU9248098A (de)
BR (1) BR9812329A (de)
CA (1) CA2304688C (de)
DE (1) DE69800971T2 (de)
ES (1) ES2160419T3 (de)
PT (1) PT1015811E (de)
WO (1) WO1999015827A1 (de)

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US6879354B1 (en) * 1997-03-28 2005-04-12 Sharp Kabushiki Kaisha Front-illuminating device and a reflection-type liquid crystal display using such a device
CA2304524C (en) * 1997-10-06 2009-02-17 Decoma International Inc. Panel assembly with integrated stop signal
JP3434465B2 (ja) * 1999-04-22 2003-08-11 三菱電機株式会社 液晶表示装置用バックライト
US6570710B1 (en) * 1999-11-12 2003-05-27 Reflexite Corporation Subwavelength optical microstructure light collimating films
WO2001044716A1 (en) * 1999-12-02 2001-06-21 Reflexite Corporation Asymmetric alternating prism arrays
JP3823289B2 (ja) * 2001-09-21 2006-09-20 ミネベア株式会社 面状照明装置
DE10200359B4 (de) * 2002-01-08 2009-11-19 Automotive Lighting Reutlingen Gmbh Leuchtenanordnung, insbesondere für Kraftfahrzeuge
DE10242170B4 (de) * 2002-09-10 2005-07-21 Abb Patent Gmbh Lichtleiter eines elektrischen Installationsgerätes
US7086765B2 (en) * 2004-03-25 2006-08-08 Guide Corporation LED lamp with light pipe for automotive vehicles
FR2887997B1 (fr) * 2005-06-30 2008-04-11 Valeo Vision Sa Embout de guide optique a etalement des rayons lumineux
US7401948B2 (en) 2005-10-17 2008-07-22 Visteon Global Technologies, Inc. Near field lens having reduced size
JP5178523B2 (ja) * 2005-11-14 2013-04-10 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 薄く且つ高効率の光視準デバイス
US7160010B1 (en) * 2005-11-15 2007-01-09 Visteon Global Technologies, Inc. Light manifold for automotive light module
US7489453B2 (en) 2005-11-15 2009-02-10 Visteon Global Technologies, Inc. Side emitting near field lens
US20070211493A1 (en) * 2006-03-06 2007-09-13 Wintek Corporation Light guide plate with auxiliary light guide structures
EP1832902A1 (de) * 2006-03-10 2007-09-12 Delphi Technologies, Inc. Flache Leuchtvorrichtung
CA2698284C (en) 2007-09-10 2013-06-25 Banyan Energy, Inc. Compact optics for concentration, aggregation and illumination of light energy
US8412010B2 (en) 2007-09-10 2013-04-02 Banyan Energy, Inc. Compact optics for concentration and illumination systems
US7672549B2 (en) 2007-09-10 2010-03-02 Banyan Energy, Inc. Solar energy concentrator
US9134474B2 (en) * 2010-03-16 2015-09-15 Toyota Motor Engineering & Manufacturing North America, Inc. Headlamp bulb type light pipe
US20110278147A1 (en) * 2010-05-13 2011-11-17 Global Lighting Technologies, Inc. Keyboard device
DE102010049408A1 (de) * 2010-10-26 2012-04-26 Continental Automotive Gmbh Innenleuchte für Fahrzeuge
CN103238091A (zh) 2010-10-28 2013-08-07 榕树能量公司 用于聚集和照明系统的变向光学装置
DE202012000567U1 (de) * 2012-01-20 2012-03-01 Automotive Lighting Reutlingen Gmbh Beleuchtungseinrichtung für ein Kraftfahrzeug
FR3010483B1 (fr) * 2013-09-09 2015-09-18 Valeo Vision Dispositif d'eclairage d'habitacle de vehicule
FR3013102A1 (fr) * 2013-11-12 2015-05-15 Valeo Vision Dispositif lumineux, module d'eclairage et/ou de signalisation et vehicule automobile
FR3026460B1 (fr) * 2014-09-30 2019-04-05 Valeo Vision Systeme optique pour vehicule automobile
CZ2016176A3 (cs) 2016-03-23 2017-10-04 Varroc Lighting Systems, s.r.o. Světelné zařízení, zejména signální svítilna pro motorová vozidla
KR102422135B1 (ko) * 2017-07-07 2022-07-18 삼성디스플레이 주식회사 광학 부재, 이를 포함하는 표시 장치 및 광학 부재의 제조 방법
US10527249B2 (en) * 2018-05-31 2020-01-07 North American Lighting, Inc. Vehicle lamp and projection lens
WO2020090888A1 (ja) 2018-11-02 2020-05-07 株式会社小糸製作所 車両用灯具
JP7271241B2 (ja) * 2018-11-02 2023-05-11 株式会社小糸製作所 車両用灯具
EP3689683B1 (de) * 2019-02-04 2024-05-01 Valeo Vision Lichtemittierende modul für ein kraftfahrzeug

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5227773A (en) * 1989-05-25 1993-07-13 Hughes Aircraft Company High-intensity light display device
US5050946A (en) * 1990-09-27 1991-09-24 Compaq Computer Corporation Faceted light pipe
US5128842A (en) * 1991-06-03 1992-07-07 Sunarrow Co., Inc. Uniform illumination plate
US5197792A (en) * 1992-04-21 1993-03-30 General Motors Corporation Illuminator device for a display panel
IT1256894B (it) * 1992-07-24 1995-12-27 Carello Spa Dispositivo di illuminazione
US5434754A (en) * 1993-12-27 1995-07-18 Ford Motor Company Light manifold
US5521796A (en) * 1994-09-22 1996-05-28 Taiho Industries Co., Ltd. Light conducting plate for surface light source device and method for the manufacture thereof

Also Published As

Publication number Publication date
EP1015811B1 (de) 2001-06-20
DE69800971T2 (de) 2002-04-04
ES2160419T3 (es) 2001-11-01
CA2304688A1 (en) 1999-04-01
EP1015811A1 (de) 2000-07-05
BR9812329A (pt) 2000-09-05
CA2304688C (en) 2006-06-06
AU9248098A (en) 1999-04-12
WO1999015827A1 (en) 1999-04-01
ATE202410T1 (de) 2001-07-15
PT1015811E (pt) 2001-11-30
US6164799A (en) 2000-12-26

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee