JP2007188074A - 輝度分布の不均一を改善する光学部材 - Google Patents
輝度分布の不均一を改善する光学部材 Download PDFInfo
- Publication number
- JP2007188074A JP2007188074A JP2006340535A JP2006340535A JP2007188074A JP 2007188074 A JP2007188074 A JP 2007188074A JP 2006340535 A JP2006340535 A JP 2006340535A JP 2006340535 A JP2006340535 A JP 2006340535A JP 2007188074 A JP2007188074 A JP 2007188074A
- Authority
- JP
- Japan
- Prior art keywords
- pattern
- light
- optical member
- layer
- substrate
- 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.)
- Pending
Links
- 230000003287 optical effect Effects 0.000 title claims abstract description 34
- 238000009792 diffusion process Methods 0.000 claims abstract description 24
- 238000002834 transmittance Methods 0.000 claims abstract description 10
- 239000000758 substrate Substances 0.000 claims description 14
- 230000000903 blocking effect Effects 0.000 description 5
- 239000000463 material Substances 0.000 description 2
- 230000002238 attenuated effect Effects 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000012937 correction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000004907 flux Effects 0.000 description 1
- 239000004973 liquid crystal related substance Substances 0.000 description 1
- 229920000515 polycarbonate Polymers 0.000 description 1
- 239000004417 polycarbonate Substances 0.000 description 1
- 238000004544 sputter deposition Methods 0.000 description 1
- 238000001771 vacuum deposition Methods 0.000 description 1
Images
Classifications
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- 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
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 |
---|---|
JP2007188074A true JP2007188074A (ja) | 2007-07-26 |
Family
ID=37873832
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2006340535A Pending 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 |
Country Status (3)
Country | Link |
---|---|
JP (1) | JP2007188074A (ko) |
KR (1) | KR100869288B1 (ko) |
TW (1) | TWM295745U (ko) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20130073071A (ko) * | 2011-12-23 | 2013-07-03 | 엘지이노텍 주식회사 | 광학 시트용 몰드 및 그 제조방법, 그리고 상기 몰드를 이용하여 제조된 광학 시트 |
CN107591134A (zh) * | 2017-08-16 | 2018-01-16 | 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 |
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 |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101340604B1 (ko) * | 2008-12-30 | 2013-12-11 | 엘지디스플레이 주식회사 | 백라이트 유닛 및 이를 구비한 액정표시장치모듈 |
CN115079464A (zh) * | 2021-03-11 | 2022-09-20 | 瑞仪(广州)光电子器件有限公司 | 背光模组及显示装置 |
TWI773182B (zh) | 2021-03-11 | 2022-08-01 | 瑞儀光電股份有限公司 | 背光模組及顯示裝置 |
Family Cites Families (3)
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 |
-
2006
- 2006-01-13 TW TW095200877U patent/TWM295745U/zh not_active IP Right Cessation
- 2006-11-03 KR KR1020060108425A patent/KR100869288B1/ko not_active IP Right Cessation
- 2006-12-18 JP JP2006340535A patent/JP2007188074A/ja active Pending
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20130073071A (ko) * | 2011-12-23 | 2013-07-03 | 엘지이노텍 주식회사 | 광학 시트용 몰드 및 그 제조방법, 그리고 상기 몰드를 이용하여 제조된 광학 시트 |
KR101914454B1 (ko) | 2011-12-23 | 2018-11-05 | 엘지이노텍 주식회사 | 광학 시트용 몰드 및 그 제조방법, 그리고 상기 몰드를 이용하여 제조된 광학 시트 |
CN107591134A (zh) * | 2017-08-16 | 2018-01-16 | 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 |
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 |
---|---|
KR20070076387A (ko) | 2007-07-24 |
KR100869288B1 (ko) | 2008-11-18 |
TWM295745U (en) | 2006-08-11 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
A131 | Notification of reasons for refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A131 Effective date: 20090707 |
|
A02 | Decision of refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A02 Effective date: 20091208 |