FR2802308B1 - Procede et dispositif d'usinage par laser de guides de lumiere, guides de lumiere obtenus et ecrans retro-elaires incorporant ces guides - Google Patents

Procede et dispositif d'usinage par laser de guides de lumiere, guides de lumiere obtenus et ecrans retro-elaires incorporant ces guides

Info

Publication number
FR2802308B1
FR2802308B1 FR9915590A FR9915590A FR2802308B1 FR 2802308 B1 FR2802308 B1 FR 2802308B1 FR 9915590 A FR9915590 A FR 9915590A FR 9915590 A FR9915590 A FR 9915590A FR 2802308 B1 FR2802308 B1 FR 2802308B1
Authority
FR
France
Prior art keywords
guides
light guides
laser machining
machining method
light
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
FR9915590A
Other languages
English (en)
Other versions
FR2802308A1 (fr
Inventor
Frederic Chazallet
Christophe Blanc
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.)
GC Communication
Original Assignee
GC Communication
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 GC Communication filed Critical GC Communication
Priority to FR9915590A priority Critical patent/FR2802308B1/fr
Priority to US09/613,477 priority patent/US6467922B1/en
Priority to ES00430031T priority patent/ES2277586T3/es
Priority to AT00430031T priority patent/ATE349027T1/de
Priority to EP00430031A priority patent/EP1107048B1/fr
Priority to DK00430031T priority patent/DK1107048T3/da
Priority to DE60032443T priority patent/DE60032443T2/de
Priority to JP2000375866A priority patent/JP2001228339A/ja
Publication of FR2802308A1 publication Critical patent/FR2802308A1/fr
Application granted granted Critical
Publication of FR2802308B1 publication Critical patent/FR2802308B1/fr
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • G02B6/0038—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
    • G02B6/0065—Manufacturing aspects; Material aspects
    • 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
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S362/00—Illumination
    • Y10S362/80—Light emitting diode

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)
FR9915590A 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 Expired - Fee Related FR2802308B1 (fr)

Priority Applications (8)

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
AT00430031T ATE349027T1 (de) 1999-12-09 2000-11-22 Verfahren und vorrichtung zur lichtleiterherstellung mit einem laser, lichtleiter und rückwärtig beleuchtete bildschirme mit diesen lichtleitern
EP00430031A EP1107048B1 (fr) 1999-12-09 2000-11-22 Procédé et dispositif d'usinage par laser de guides de lumière, guides de lumière et écrans rétro-éclairés incorporant ces guides
ES00430031T ES2277586T3 (es) 1999-12-09 2000-11-22 Procedimiento y dispositivo de mecanizado por laser de guias de luz, guias de luz y pantallas retroiluminadas que incorporan estas guias.
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
DE60032443T DE60032443T2 (de) 1999-12-09 2000-11-22 Verfahren und Vorrichtung zur Lichtleiterherstellung mit einem Laser, Lichtleiter und rückwärtig beleuchtete Bildschirme mit diesen Lichtleitern
JP2000375866A JP2001228339A (ja) 1999-12-09 2000-12-11 ライトガイドをレーザ加工するための方法及び装置、これにより得られるライトガイド、及び該ライトガイドを組み込んだバックライトスクリーン

Applications Claiming Priority (1)

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

Publications (2)

Publication Number Publication Date
FR2802308A1 FR2802308A1 (fr) 2001-06-15
FR2802308B1 true FR2802308B1 (fr) 2002-03-08

Family

ID=9553101

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9915590A Expired - Fee Related 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

Country Status (2)

Country Link
US (1) US6467922B1 (fr)
FR (1) FR2802308B1 (fr)

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WO2013161941A1 (fr) * 2012-04-27 2013-10-31 株式会社ニコン Plaque de guidage de lumière, dispositif source de lumière et dispositif électronique
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US10860142B1 (en) 2015-08-27 2020-12-08 Apple Inc. Light-based devices with light guide arrays
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CN110140009B (zh) 2016-12-29 2022-02-25 康宁股份有限公司 微结构化和图案化光导板及包含该光导板的装置
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Also Published As

Publication number Publication date
US6467922B1 (en) 2002-10-22
FR2802308A1 (fr) 2001-06-15

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CD Change of name or company name
ST Notification of lapse

Effective date: 20081020