GB2261100B - Display device and method for manufacture of light scatter film for such a device - Google Patents

Display device and method for manufacture of light scatter film for such a device

Info

Publication number
GB2261100B
GB2261100B GB9220928A GB9220928A GB2261100B GB 2261100 B GB2261100 B GB 2261100B GB 9220928 A GB9220928 A GB 9220928A GB 9220928 A GB9220928 A GB 9220928A GB 2261100 B GB2261100 B GB 2261100B
Authority
GB
United Kingdom
Prior art keywords
manufacture
light scatter
display device
scatter film
film
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
GB9220928A
Other languages
English (en)
Other versions
GB9220928D0 (en
GB2261100A (en
Inventor
Reinhard Moller
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.)
TA Triumph Adler GmbH
Original Assignee
TA Triumph Adler GmbH
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 TA Triumph Adler GmbH filed Critical TA Triumph Adler GmbH
Publication of GB9220928D0 publication Critical patent/GB9220928D0/en
Publication of GB2261100A publication Critical patent/GB2261100A/en
Application granted granted Critical
Publication of GB2261100B publication Critical patent/GB2261100B/en
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
    • G02B6/005—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
    • G02B6/0051—Diffusing 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
    • G02B6/0065—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
    • G02B6/0013—Means for improving the coupling-in of light from the light source into the light guide

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Illuminated Signs And Luminous Advertising (AREA)
  • Devices For Indicating Variable Information By Combining Individual Elements (AREA)
  • Optical Elements Other Than Lenses (AREA)
  • Liquid Crystal (AREA)
  • Light Guides In General And Applications Therefor (AREA)
GB9220928A 1991-10-28 1992-10-05 Display device and method for manufacture of light scatter film for such a device Expired - Fee Related GB2261100B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE4135506A DE4135506C2 (de) 1991-10-28 1991-10-28 Hintergrundbeleuchtete Anzeigevorrichtung und Verfahren zur Herstellung einer Streufolie für eine solche Anzeigevorrichtung

Publications (3)

Publication Number Publication Date
GB9220928D0 GB9220928D0 (en) 1992-11-18
GB2261100A GB2261100A (en) 1993-05-05
GB2261100B true GB2261100B (en) 1995-10-04

Family

ID=6443588

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9220928A Expired - Fee Related GB2261100B (en) 1991-10-28 1992-10-05 Display device and method for manufacture of light scatter film for such a device

Country Status (7)

Country Link
JP (1) JPH0675223A (enrdf_load_stackoverflow)
CH (1) CH686463A5 (enrdf_load_stackoverflow)
DE (1) DE4135506C2 (enrdf_load_stackoverflow)
FR (1) FR2683071A1 (enrdf_load_stackoverflow)
GB (1) GB2261100B (enrdf_load_stackoverflow)
IT (1) IT1255835B (enrdf_load_stackoverflow)
SE (1) SE9202761L (enrdf_load_stackoverflow)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2287553A (en) * 1994-03-10 1995-09-20 Sharp Kk A method of manufacturing a diffuser
DE19536825A1 (de) * 1995-09-20 1997-03-27 Dsd Dynamisch Statische Displa Lichtsteuer-Anzeigevorrichtung für transflektiven Betrieb
DE10250675A1 (de) * 2002-10-31 2004-05-19 Hella Kg Hueck & Co. Anzeigeneinheit, isbesondere für Kraftfahrzeuge
JP2004221254A (ja) * 2003-01-14 2004-08-05 Ran Technical Service Kk 基板の貼り合わせ装置及び貼り合わせ方法
DE202005005306U1 (de) * 2005-04-04 2006-08-10 Aeg Gesellschaft für Moderne Informationssysteme mbH Flüssigkristallanzeigeeinrichtung sowie Flüssigkristallanzeigeanordnung mit einer Mehrzahl von solchen Flüssigkristallanzeigeeinrichtungen
JP7079333B2 (ja) * 2018-01-10 2022-06-01 コーニンクレッカ フィリップス エヌ ヴェ レーザ強化された光学素子

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2043979A (en) * 1979-03-12 1980-10-08 Timex Corp Backlight for electrooptic display devicee
US4336978A (en) * 1978-12-26 1982-06-29 Canon Kabushiki Kaisha Method for optically making a diffusion plate
US4368245A (en) * 1979-11-16 1983-01-11 Dr. Johannes Heidenhain Gmbh Method for making matt diffusion patterns
GB2161309A (en) * 1984-07-03 1986-01-08 Hewlett Packard Co Apparatus for illuminating a liquid crystal display

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4206501A (en) * 1978-06-12 1980-06-03 Motorola, Inc. Apparatus and methods for back illuminating a display surface
US4267489A (en) * 1978-12-01 1981-05-12 Ohno Research And Development Laboratories Company Limited Thin schaukasten
DE3145127C3 (de) * 1981-03-13 1996-08-01 Bosch Gmbh Robert Verfahren zur Herstellung einer Folie für eine Vorrichtung zur gradientenfreien Ausleuchtung von passiven Anzeigevorrichtungen
JPS63309918A (ja) * 1988-04-25 1988-12-19 Tatsuji Mizobe バックライト装置
JP2595067B2 (ja) * 1988-08-18 1997-03-26 東ソー株式会社 液晶パネル用バックライト
JP2620981B2 (ja) * 1989-09-30 1997-06-18 株式会社 明拓システム 液晶バックライト用エッジライトパネル
JP3086325B2 (ja) * 1992-05-26 2000-09-11 沖電気工業株式会社 電界効果トランジスタのｉ−ｖ特性の測定方法

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4336978A (en) * 1978-12-26 1982-06-29 Canon Kabushiki Kaisha Method for optically making a diffusion plate
GB2043979A (en) * 1979-03-12 1980-10-08 Timex Corp Backlight for electrooptic display devicee
US4368245A (en) * 1979-11-16 1983-01-11 Dr. Johannes Heidenhain Gmbh Method for making matt diffusion patterns
GB2161309A (en) * 1984-07-03 1986-01-08 Hewlett Packard Co Apparatus for illuminating a liquid crystal display

Also Published As

Publication number Publication date
DE4135506A1 (de) 1993-04-29
SE9202761L (sv) 1993-04-29
GB9220928D0 (en) 1992-11-18
ITMI922220A0 (it) 1992-09-25
JPH0675223A (ja) 1994-03-18
FR2683071B1 (enrdf_load_stackoverflow) 1995-01-27
DE4135506C2 (de) 1994-06-16
IT1255835B (it) 1995-11-17
GB2261100A (en) 1993-05-05
ITMI922220A1 (it) 1994-03-25
FR2683071A1 (fr) 1993-04-30
CH686463A5 (de) 1996-03-29
SE9202761D0 (sv) 1992-09-24

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19981005