TWI490567B - Light guide plate making method and device - Google Patents

Light guide plate making method and device Download PDF

Info

Publication number
TWI490567B
TWI490567B TW101147751A TW101147751A TWI490567B TW I490567 B TWI490567 B TW I490567B TW 101147751 A TW101147751 A TW 101147751A TW 101147751 A TW101147751 A TW 101147751A TW I490567 B TWI490567 B TW I490567B
Authority
TW
Taiwan
Prior art keywords
guide plate
light guide
edge portion
light
ink
Prior art date
Application number
TW101147751A
Other languages
English (en)
Chinese (zh)
Other versions
TW201339667A (zh
Inventor
Yoichi Abe
Tomoo Nakajima
Original Assignee
Mutoh Ind Ltd
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 Mutoh Ind Ltd filed Critical Mutoh Ind Ltd
Publication of TW201339667A publication Critical patent/TW201339667A/zh
Application granted granted Critical
Publication of TWI490567B publication Critical patent/TWI490567B/zh

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
    • G02B6/0065—Manufacturing aspects; Material aspects
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C41/00—Shaping by coating a mould, core or other substrate, i.e. by depositing material and stripping-off the shaped article; Apparatus therefor
    • B29C41/02—Shaping by coating a mould, core or other substrate, i.e. by depositing material and stripping-off the shaped article; Apparatus therefor for making articles of definite length, i.e. discrete articles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
    • B29D11/00—Producing optical elements, e.g. lenses or prisms
    • B29D11/00663—Production of light guides
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2509/00—Use of inorganic materials not provided for in groups B29K2503/00 - B29K2507/00, as filler
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
    • B29L2011/00—Optical elements, e.g. lenses, prisms
    • B29L2011/0075—Light guides, optical cables
    • 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
    • G02B6/0043—Scattering dots or dot-like elements, e.g. microbeads, scattering particles, nanoparticles provided 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
    • G02B6/0058—Means for improving the coupling-out of light from the light guide varying in density, size, shape or depth along the light guide
    • G02B6/0061—Means for improving the coupling-out of light from the light guide varying in density, size, shape or depth along the light guide to provide homogeneous light output intensity

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Health & Medical Sciences (AREA)
  • Ophthalmology & Optometry (AREA)
  • Planar Illumination Modules (AREA)
  • Liquid Crystal (AREA)
  • Light Guides In General And Applications Therefor (AREA)
  • Ink Jet (AREA)
TW101147751A 2012-03-30 2012-12-17 Light guide plate making method and device TWI490567B (zh)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2012078985A JP5909399B2 (ja) 2012-03-30 2012-03-30 導光板作成方法及び装置

Publications (2)

Publication Number Publication Date
TW201339667A TW201339667A (zh) 2013-10-01
TWI490567B true TWI490567B (zh) 2015-07-01

Family

ID=49258796

Family Applications (1)

Application Number Title Priority Date Filing Date
TW101147751A TWI490567B (zh) 2012-03-30 2012-12-17 Light guide plate making method and device

Country Status (6)

Country Link
US (1) US9921365B2 (enExample)
JP (1) JP5909399B2 (enExample)
KR (1) KR101587752B1 (enExample)
CN (1) CN104169635B (enExample)
TW (1) TWI490567B (enExample)
WO (1) WO2013145463A1 (enExample)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108688306A (zh) * 2018-03-14 2018-10-23 浙江寿原机械有限公司 一种多功能油墨机
KR20230081059A (ko) * 2021-11-30 2023-06-07 코닝 인코포레이티드 도광판, 이를 포함하는 조명 장치, 및 이를 제조하는 방법

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH09145937A (ja) * 1995-11-21 1997-06-06 Sharp Corp バックライト装置
JP2003066208A (ja) * 2001-04-19 2003-03-05 Internatl Business Mach Corp <Ibm> 離散パターン、該離散パターンを用いた光学部材、導光板、サイドライト装置、透過型液晶表示装置、該離散パターンの生成方法および該離散パターンを生成するためのプログラム、該離散パターンを生成するためのコンピュータ可読なプログラムが記録されたコンピュータ可読な記録媒体並びに離散パターン生成システム
JP2003172667A (ja) * 2001-12-05 2003-06-20 Hiroshi Iseda 導光体輝度パターン測定装置
TW200616803A (en) * 2004-10-14 2006-06-01 Mitsubishi Rayon Co Drawing device and drawing method
TW201129832A (en) * 2010-02-26 2011-09-01 Kuraray Co Light-guiding plate and method for manufacturing light-guiding plate
TW201202358A (en) * 2010-07-05 2012-01-16 Chi Mei Corp Pattern-forming ink composition, light-guide plate, light-emitting unit, and liquid crystal display element containing the light-emitting unit

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0968614A (ja) 1995-08-31 1997-03-11 Rohm Co Ltd 面照明装置および面照明装置用導光板の製造方法
JP2001093319A (ja) 1999-09-20 2001-04-06 Mitsubishi Chemicals Corp 面光源装置及びこれを用いた液晶ディスプレイ装置
US6865325B2 (en) 2001-04-19 2005-03-08 International Business Machines Corporation Discrete pattern, apparatus, method, and program storage device for generating and implementing the discrete pattern
CN1542466A (zh) * 2003-05-01 2004-11-03 连营科技股份有限公司 导光板结构
CN1281977C (zh) * 2003-07-31 2006-10-25 明基电通股份有限公司 于一导光板上限定图案的方法
JP2007025150A (ja) * 2005-07-14 2007-02-01 Seiko Epson Corp 光学シート、バックライトユニット、電気光学装置、電子機器、および光学シートの製造方法
JP4736937B2 (ja) * 2006-05-02 2011-07-27 日亜化学工業株式会社 導光体およびそれを用いた発光装置
CN100492125C (zh) * 2006-11-17 2009-05-27 群康科技(深圳)有限公司 液晶显示装置
JP2010164745A (ja) * 2009-01-15 2010-07-29 Oji Paper Co Ltd 輝度均斉化シートおよび面光源装置
JP2010186679A (ja) * 2009-02-13 2010-08-26 Oji Paper Co Ltd 面光源装置および面光源装置用光学部材の製造方法
JP5299771B2 (ja) * 2009-02-27 2013-09-25 Ｎｌｔテクノロジー株式会社 面発光装置
WO2012015013A1 (ja) * 2010-07-29 2012-02-02 旭化成株式会社 テレビ受信装置及び面光源装置
CN102385094A (zh) * 2010-08-27 2012-03-21 比亚迪股份有限公司 一种导光板及其制造方法
CN102193135A (zh) * 2011-05-18 2011-09-21 达运精密工业（苏州）有限公司 导光板的制作方法

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH09145937A (ja) * 1995-11-21 1997-06-06 Sharp Corp バックライト装置
JP2003066208A (ja) * 2001-04-19 2003-03-05 Internatl Business Mach Corp <Ibm> 離散パターン、該離散パターンを用いた光学部材、導光板、サイドライト装置、透過型液晶表示装置、該離散パターンの生成方法および該離散パターンを生成するためのプログラム、該離散パターンを生成するためのコンピュータ可読なプログラムが記録されたコンピュータ可読な記録媒体並びに離散パターン生成システム
JP2003172667A (ja) * 2001-12-05 2003-06-20 Hiroshi Iseda 導光体輝度パターン測定装置
TW200616803A (en) * 2004-10-14 2006-06-01 Mitsubishi Rayon Co Drawing device and drawing method
TW201129832A (en) * 2010-02-26 2011-09-01 Kuraray Co Light-guiding plate and method for manufacturing light-guiding plate
TW201202358A (en) * 2010-07-05 2012-01-16 Chi Mei Corp Pattern-forming ink composition, light-guide plate, light-emitting unit, and liquid crystal display element containing the light-emitting unit

Also Published As

Publication number Publication date
WO2013145463A1 (ja) 2013-10-03
JP2013210429A (ja) 2013-10-10
CN104169635A (zh) 2014-11-26
KR20140135765A (ko) 2014-11-26
US9921365B2 (en) 2018-03-20
CN104169635B (zh) 2016-10-19
JP5909399B2 (ja) 2016-04-26
KR101587752B1 (ko) 2016-01-21
TW201339667A (zh) 2013-10-01
US20150054186A1 (en) 2015-02-26

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MM4A Annulment or lapse of patent due to non-payment of fees