DK1107048T3 - Fremgangsmåde og indretning til bearbejdning ved hjælp af laser af lysledere, lysledere og bagbelysningsskærme der omfatter disse ledere - Google Patents

Fremgangsmåde og indretning til bearbejdning ved hjælp af laser af lysledere, lysledere og bagbelysningsskærme der omfatter disse ledere

Info

Publication number
DK1107048T3
DK1107048T3 DK00430031T DK00430031T DK1107048T3 DK 1107048 T3 DK1107048 T3 DK 1107048T3 DK 00430031 T DK00430031 T DK 00430031T DK 00430031 T DK00430031 T DK 00430031T DK 1107048 T3 DK1107048 T3 DK 1107048T3
Authority
DK
Denmark
Prior art keywords
conductors
light
machining
laser
light conductors
Prior art date
Application number
DK00430031T
Other languages
English (en)
Inventor
Christophe Blanc
Frederic Chazallet
Original Assignee
Phlox
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
Priority claimed from FR9915590A external-priority patent/FR2802308B1/fr
Application filed by Phlox filed Critical Phlox
Application granted granted Critical
Publication of DK1107048T3 publication Critical patent/DK1107048T3/da

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
    • G02B6/0038—Linear indentations or grooves, e.g. arc-shaped grooves or meandering grooves, extending over the full length or width 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
    • G02B6/004—Scattering dots or dot-like elements, e.g. microbeads, scattering particles, nanoparticles
    • 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
    • G02B6/0065—Manufacturing aspects; Material aspects

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Light Guides In General And Applications Therefor (AREA)
  • Planar Illumination Modules (AREA)
  • Manufacture, Treatment Of Glass Fibers (AREA)
  • Liquid Crystal (AREA)
  • Laser Beam Processing (AREA)
  • Electrical Discharge Machining, Electrochemical Machining, And Combined Machining (AREA)
DK00430031T 1999-12-09 2000-11-22 Fremgangsmåde og indretning til bearbejdning ved hjælp af laser af lysledere, lysledere og bagbelysningsskærme der omfatter disse ledere DK1107048T3 (da)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR9915590A FR2802308B1 (fr) 1999-12-09 1999-12-09 Procede et dispositif d'usinage par laser de guides de lumiere, guides de lumiere obtenus et ecrans retro-elaires incorporant ces guides
US09/613,477 US6467922B1 (en) 1999-12-09 2000-07-11 Method and apparatus for laser machining light guides, light guides obtained thereby, and back-lit screens incorporating such light guides

Publications (1)

Publication Number Publication Date
DK1107048T3 true DK1107048T3 (da) 2007-04-30

Family

ID=26235180

Family Applications (1)

Application Number Title Priority Date Filing Date
DK00430031T DK1107048T3 (da) 1999-12-09 2000-11-22 Fremgangsmåde og indretning til bearbejdning ved hjælp af laser af lysledere, lysledere og bagbelysningsskærme der omfatter disse ledere

Country Status (6)

Country Link
EP (1) EP1107048B1 (da)
JP (1) JP2001228339A (da)
AT (1) ATE349027T1 (da)
DE (1) DE60032443T2 (da)
DK (1) DK1107048T3 (da)
ES (1) ES2277586T3 (da)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20040246697A1 (en) * 2001-10-04 2004-12-09 Tomoyoshi Yamashita Area light source and lightguide used therefor
FR2838179B1 (fr) * 2002-04-05 2004-12-24 Phlox Appareil de retroeclairage
KR100460790B1 (ko) * 2002-05-24 2004-12-09 주식회사 엘에스텍 단속적인 패턴이 형성된 도광판을 가지는 면광원장치
JP4079731B2 (ja) * 2002-09-24 2008-04-23 日東電工株式会社 光散乱反射板及びその作製方法、並びに反射型液晶表示装置
CN102073091A (zh) * 2011-02-22 2011-05-25 苏州茂立光电科技有限公司 导光板、背光模块及其显示装置
CN102889512A (zh) 2011-07-19 2013-01-23 精工爱普生株式会社 照明装置、液晶显示装置、电子设备以及导光板的制造方法
WO2014051624A1 (en) * 2012-09-28 2014-04-03 Hewlett-Packard Development Company, L. P. Directional waveguide-based backlight with integrated hybrid lasers for use in a multivew display screen
WO2014051623A1 (en) * 2012-09-28 2014-04-03 Hewlett-Packard Development Company, L. P. Directional waveguide-based backlight for use in a multivew display screen
KR101590567B1 (ko) * 2014-02-21 2016-02-18 (주)우진하이텍 5축 가공기를 이용한 라이트 가이드 코어의 제조 방법
WO2020227041A1 (en) * 2019-05-08 2020-11-12 Corning Incorporated Apparatus comprising a light guide plate and methods

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4611318A (en) * 1973-02-20 1986-09-09 Discovision Associates Method and apparatus for monitoring the storage of information on a storage medium
US4912487A (en) * 1988-03-25 1990-03-27 Texas Instruments Incorporated Laser scanner using focusing acousto-optic device
JP2927392B2 (ja) * 1993-12-28 1999-07-28 神栄株式会社 面発光体の製造方法
JPH10206641A (ja) * 1997-01-16 1998-08-07 Seiko Epson Corp 照明装置および液晶表示装置
JP3257457B2 (ja) * 1997-07-31 2002-02-18 株式会社日立製作所 液晶表示装置
JPH11167028A (ja) * 1997-12-04 1999-06-22 Shinyei Kaisha 面発光体
JPH11174447A (ja) * 1997-12-15 1999-07-02 Sanyo Electric Co Ltd 導光板、その導光板を用いた面光源及び液晶表示装置
JPH11183730A (ja) * 1997-12-22 1999-07-09 Sanyo Electric Co Ltd 導光板、その導光板を用いた面光源及び液晶表示装置
JPH11184386A (ja) * 1997-12-24 1999-07-09 Seiko Instruments Inc フロントライト型照明装置およびフロントライト型照明装置付き反射型カラー表示装置
JP3994505B2 (ja) * 1998-02-09 2007-10-24 ソニー株式会社 照明装置
JP3932544B2 (ja) * 1998-03-13 2007-06-20 オムロン株式会社 面光源装置
FR2776811B1 (fr) * 1998-03-25 2001-12-14 Christophe Blanc Dispositif lumineux eclaire par la tranche

Also Published As

Publication number Publication date
JP2001228339A (ja) 2001-08-24
ATE349027T1 (de) 2007-01-15
DE60032443D1 (de) 2007-02-01
DE60032443T2 (de) 2007-09-27
EP1107048A1 (fr) 2001-06-13
ES2277586T3 (es) 2007-07-16
EP1107048B1 (fr) 2006-12-20

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