TWM295745U - Optical device capable of improving mura phenomenon - Google Patents

Optical device capable of improving mura phenomenon Download PDF

Info

Publication number
TWM295745U
TWM295745U TW095200877U TW95200877U TWM295745U TW M295745 U TWM295745 U TW M295745U TW 095200877 U TW095200877 U TW 095200877U TW 95200877 U TW95200877 U TW 95200877U TW M295745 U TWM295745 U TW M295745U
Authority
TW
Taiwan
Prior art keywords
light
optical component
micro
substrate
layer
Prior art date
Application number
TW095200877U
Other languages
English (en)
Chinese (zh)
Inventor
Chi-Liang Zseng
Chi-Wen Liao
Original Assignee
Exploit Technology Co 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 Exploit Technology Co Ltd filed Critical Exploit Technology Co Ltd
Priority to TW095200877U priority Critical patent/TWM295745U/zh
Publication of TWM295745U publication Critical patent/TWM295745U/zh
Priority to KR1020060108425A priority patent/KR100869288B1/ko
Priority to JP2006340535A priority patent/JP2007188074A/ja

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
    • G02B5/0205—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
    • 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
    • G02B5/0263—Diffusing elements; Afocal elements characterised by the diffusing properties with positional variation of the diffusing properties, e.g. gradient or patterned diffuser
    • 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
    • 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
    • G02B6/0033—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
    • 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
    • G02F1/133553—Reflecting elements
TW095200877U 2006-01-13 2006-01-13 Optical device capable of improving mura phenomenon TWM295745U (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
TW095200877U TWM295745U (en) 2006-01-13 2006-01-13 Optical device capable of improving mura phenomenon
KR1020060108425A KR100869288B1 (ko) 2006-01-13 2006-11-03 밝기 불균일을 감소시키기 위한 광학부재
JP2006340535A JP2007188074A (ja) 2006-01-13 2006-12-18 輝度分布の不均一を改善する光学部材

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
TW095200877U TWM295745U (en) 2006-01-13 2006-01-13 Optical device capable of improving mura phenomenon

Publications (1)

Publication Number Publication Date
TWM295745U true TWM295745U (en) 2006-08-11

Family

ID=37873832

Family Applications (1)

Application Number Title Priority Date Filing Date
TW095200877U TWM295745U (en) 2006-01-13 2006-01-13 Optical device capable of improving mura phenomenon

Country Status (3)

Country Link
JP (1) JP2007188074A (ko)
KR (1) KR100869288B1 (ko)
TW (1) TWM295745U (ko)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI402576B (zh) * 2008-12-30 2013-07-21 Lg Display Co Ltd 背光單元及具有該背光單元之液晶顯示模組
US11372283B1 (en) 2021-03-11 2022-06-28 Radiant Opto-Electronics Corporation Backlight module and display device
CN114754336A (zh) * 2021-11-02 2022-07-15 广东皇智照明科技有限公司 一种传感器控制的发光设备
WO2022188192A1 (zh) * 2021-03-11 2022-09-15 瑞仪(广州)光电子器件有限公司 背光模组及显示装置

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101914454B1 (ko) * 2011-12-23 2018-11-05 엘지이노텍 주식회사 광학 시트용 몰드 및 그 제조방법, 그리고 상기 몰드를 이용하여 제조된 광학 시트
CN107591134B (zh) * 2017-08-16 2020-08-04 深圳创维－Rgb电子有限公司 Mura现象补偿方法、电视及计算机可读存储介质

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3698097B2 (ja) * 2001-12-11 2005-09-21 セイコーエプソン株式会社 電気光学装置用基板、電気光学装置及び電子機器
KR100621863B1 (ko) * 2002-06-19 2006-09-13 엘지.필립스 엘시디 주식회사 액정표시장치의 백라이트 유닛
KR100880217B1 (ko) * 2002-07-24 2009-01-28 엘지디스플레이 주식회사 백라이트

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI402576B (zh) * 2008-12-30 2013-07-21 Lg Display Co Ltd 背光單元及具有該背光單元之液晶顯示模組
US9207386B2 (en) 2008-12-30 2015-12-08 Lg Display Co., Ltd. Backlight unit and liquid crystal display module including the same
US11372283B1 (en) 2021-03-11 2022-06-28 Radiant Opto-Electronics Corporation Backlight module and display device
WO2022188192A1 (zh) * 2021-03-11 2022-09-15 瑞仪(广州)光电子器件有限公司 背光模组及显示装置
US11487155B2 (en) 2021-03-11 2022-11-01 Radiant Opto-Electronics Corporation Backlight module and display device
CN114754336A (zh) * 2021-11-02 2022-07-15 广东皇智照明科技有限公司 一种传感器控制的发光设备

Also Published As

Publication number Publication date
JP2007188074A (ja) 2007-07-26
KR20070076387A (ko) 2007-07-24
KR100869288B1 (ko) 2008-11-18

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Legal Events

Date Code Title Description
MM4K Annulment or lapse of a utility model due to non-payment of fees