TWI361288B - Cover sheet for prism and backlight unit assembly - Google Patents

Cover sheet for prism and backlight unit assembly Download PDF

Info

Publication number
TWI361288B
TWI361288B TW097105056A TW97105056A TWI361288B TW I361288 B TWI361288 B TW I361288B TW 097105056 A TW097105056 A TW 097105056A TW 97105056 A TW97105056 A TW 97105056A TW I361288 B TWI361288 B TW I361288B
Authority
TW
Taiwan
Prior art keywords
layer
sheet
haze
protective
protective layer
Prior art date
Application number
TW097105056A
Other languages
English (en)
Chinese (zh)
Other versions
TW200900745A (en
Inventor
Jong Min Park
Chang Kun Kim
Khung Hwa Kim
Tae Kyung Kim
Original Assignee
Kolon 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
Priority claimed from KR1020070014676A external-priority patent/KR100988766B1/ko
Priority claimed from KR1020070014677A external-priority patent/KR100869474B1/ko
Application filed by Kolon Inc filed Critical Kolon Inc
Publication of TW200900745A publication Critical patent/TW200900745A/zh
Application granted granted Critical
Publication of TWI361288B publication Critical patent/TWI361288B/zh

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/02—Diffusing elements; Afocal elements
    • G02B5/0273—Diffusing elements; Afocal elements characterized by the use
    • G02B5/0278—Diffusing elements; Afocal elements characterized by the use used in transmission
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/02—Diffusing elements; Afocal elements
    • G02B5/0205—Diffusing elements; Afocal elements characterised by the diffusing properties
    • G02B5/021—Diffusing elements; Afocal elements characterised by the diffusing properties the diffusion taking place at the element's surface, e.g. by means of surface roughening or microprismatic structures
    • G02B5/0226—Diffusing elements; Afocal elements characterised by the diffusing properties the diffusion taking place at the element's surface, e.g. by means of surface roughening or microprismatic structures having particles on the surface
    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells
    • G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/1333—Constructional arrangements; Manufacturing methods
    • G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
    • G02F1/1336—Illuminating devices
    • G02F1/133602—Direct backlight
    • G02F1/133606—Direct backlight including a specially adapted diffusing, scattering or light controlling members
    • G02B1/105—
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B1/00—Optical elements characterised by the material of which they are made; Optical coatings for optical elements
    • G02B1/10—Optical coatings produced by application to, or surface treatment of, optical elements
    • G02B1/14—Protective coatings, e.g. hard coatings
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/04—Prisms
    • G02B5/045—Prism arrays
    • 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
    • G02B6/0053—Prismatic sheet or layer; Brightness enhancement element, sheet or layer
    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells
    • G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/1333—Constructional arrangements; Manufacturing methods
    • G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
    • G02F1/1336—Illuminating devices
    • G02F1/133602—Direct backlight
    • G02F1/133606—Direct backlight including a specially adapted diffusing, scattering or light controlling members
    • G02F1/133607—Direct backlight including a specially adapted diffusing, scattering or light controlling members the light controlling member including light directing or refracting elements, e.g. prisms or lenses

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Nonlinear Science (AREA)
  • Mathematical Physics (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Optical Elements Other Than Lenses (AREA)
  • Planar Illumination Modules (AREA)
TW097105056A 2007-02-13 2008-02-13 Cover sheet for prism and backlight unit assembly TWI361288B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR1020070014676A KR100988766B1 (ko) 2007-02-13 2007-02-13 백라이트용 광학시트 어셈블리
KR1020070014677A KR100869474B1 (ko) 2007-02-13 2007-02-13 프리즘 보호시트

Publications (2)

Publication Number Publication Date
TW200900745A TW200900745A (en) 2009-01-01
TWI361288B true TWI361288B (en) 2012-04-01

Family

ID=39690246

Family Applications (1)

Application Number Title Priority Date Filing Date
TW097105056A TWI361288B (en) 2007-02-13 2008-02-13 Cover sheet for prism and backlight unit assembly

Country Status (2)

Country Link
TW (1) TWI361288B (fr)
WO (1) WO2008100057A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI614535B (zh) * 2012-12-10 2018-02-11 Gtat公司 包含多層藍寶石覆蓋板件之移動式電子裝置及製備電子裝置的方法

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101291901B1 (ko) 2009-08-05 2013-07-31 엘지디스플레이 주식회사 액정표시장치
EP2491438B1 (fr) * 2009-10-23 2017-01-25 3M Innovative Properties Company Constructions optiques et procédé de fabrication de celles-ci
US8692446B2 (en) * 2011-03-17 2014-04-08 3M Innovative Properties Company OLED light extraction films having nanoparticles and periodic structures
US10288796B2 (en) 2015-04-24 2019-05-14 3M Innovative Properties Company Optical film
CN108279452A (zh) * 2017-12-28 2018-07-13 重庆市中光电显示技术有限公司 背光模组和应用于背光模组的扩散片

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20060074550A (ko) * 2004-12-27 2006-07-03 삼성전자주식회사 휘도 향상용 광학 필름 및 그 제조 방법
KR100673990B1 (ko) * 2005-05-24 2007-01-25 엘지전자 주식회사 백라이트 유닛, 액정 표시 장치 및 이에 사용되는 역프리즘시트

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI614535B (zh) * 2012-12-10 2018-02-11 Gtat公司 包含多層藍寶石覆蓋板件之移動式電子裝置及製備電子裝置的方法

Also Published As

Publication number Publication date
WO2008100057A1 (fr) 2008-08-21
TW200900745A (en) 2009-01-01

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Legal Events

Date Code Title Description
MM4A Annulment or lapse of patent due to non-payment of fees