KR20070013677A - 광제어 필름 - Google Patents
광제어 필름 Download PDFInfo
- Publication number
- KR20070013677A KR20070013677A KR1020050068185A KR20050068185A KR20070013677A KR 20070013677 A KR20070013677 A KR 20070013677A KR 1020050068185 A KR1020050068185 A KR 1020050068185A KR 20050068185 A KR20050068185 A KR 20050068185A KR 20070013677 A KR20070013677 A KR 20070013677A
- Authority
- KR
- South Korea
- Prior art keywords
- light
- prism
- layer
- film
- liquid crystal
- 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.)
- Granted
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Classifications
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- 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
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- 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
- G02F1/133611—Direct backlight including means for improving the brightness uniformity
-
- 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
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- Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- Mathematical Physics (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Optical Elements Other Than Lenses (AREA)
Abstract
Description
| 구분 | 실시예1 | 실시예2 | 비교예1 | 비교예2 | |
| 휘도(Cd/㎡) | 2050 | 2033 | 1998 | 2010 | |
| 경도 | H | H | HB | HB | |
| 광간섭현상 | Wet-out | △ | △ | ○ | ○ |
| Newton's Ring | △ | △ | ◎ | ○ | |
Claims (6)
- 투명기재층;상기 투명기재층의 일면에 형성된 광확산층; 및상기 광확산층의 일면에 형성된 프리즘층을 포함하는 것을 특징으로 하는 광제어 필름.
- 제 1 항에 있어서,상기 광확산층은 바인더 수지에 광확산 입자가 분산된 것을 특징으로 하는 광제어 필름.
- 제 2 항에 있어서,상기 광확산 입자는 바인더 수지 100중량부에 대하여 0.01~1000중량부 사용하는 것을 특징으로 하는 광제어 필름.
- 제 2 항에 있어서,상기 상기 광확산 입자는 평균입경이 0.1~200㎛인 것을 특징으로 하는 광제어 필름.
- 제 1 항에 있어서,상기 프리즘층은 평행한 삼각 프리즘의 선형 배열 구조, 다각뿔 프리즘 구조, 원뿔 프리즘 구조, 반구형 프리즘 구조 및 비구형 프리즘 구조 중에서 선택된 어느 하나인 것을 특징으로 하는 프리즘 필름.
- 제 1 항에 있어서,상기 투명기재층은 두께가 10~1000㎛인 것을 특징으로 하는 광제어 필름.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1020050068185A KR100909427B1 (ko) | 2005-07-27 | 2005-07-27 | 광제어 필름 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1020050068185A KR100909427B1 (ko) | 2005-07-27 | 2005-07-27 | 광제어 필름 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| KR20070013677A true KR20070013677A (ko) | 2007-01-31 |
| KR100909427B1 KR100909427B1 (ko) | 2009-07-28 |
Family
ID=38013339
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1020050068185A Expired - Fee Related KR100909427B1 (ko) | 2005-07-27 | 2005-07-27 | 광제어 필름 |
Country Status (1)
| Country | Link |
|---|---|
| KR (1) | KR100909427B1 (ko) |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100838681B1 (ko) * | 2007-03-15 | 2008-06-16 | 엘지전자 주식회사 | 광학 시트, 이를 이용한 백라이트 유닛 및 액정 표시 장치 |
| WO2009031806A3 (en) * | 2007-09-07 | 2009-05-07 | Kolon Inc | Multi-functional optical film |
| KR100906984B1 (ko) * | 2007-10-22 | 2009-07-10 | 주식회사 코오롱 | 백라이트 유닛 어셈블리 |
| KR100963106B1 (ko) * | 2008-06-13 | 2010-06-14 | 도레이첨단소재 주식회사 | 백라이트유니트용 광확산 시트 및 광학 시트 |
| KR100980072B1 (ko) * | 2007-03-20 | 2010-09-06 | 코오롱인더스트리 주식회사 | 광학용 복합 필름 |
| KR100980068B1 (ko) * | 2007-08-28 | 2010-09-06 | 코오롱인더스트리 주식회사 | 광학용 복합 필름 |
| KR101417912B1 (ko) * | 2007-12-04 | 2014-07-09 | 엘지디스플레이 주식회사 | 액정표시장치 |
| KR101442584B1 (ko) * | 2007-08-31 | 2014-09-19 | 엘지디스플레이 주식회사 | 반사시트 및 이를 포함하는 액정표시장치 |
| CN108267922A (zh) * | 2018-03-05 | 2018-07-10 | 深圳市光科全息技术有限公司 | 一种光学膜 |
| US12117640B2 (en) | 2020-11-05 | 2024-10-15 | Lms Co., Ltd. | Optical film |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100371393B1 (ko) * | 1997-06-28 | 2003-11-28 | 주식회사 엘지화학 | 액정 표시 판넬용 광학 시트 및 그 제조 방법 |
| JP3119846B2 (ja) * | 1998-09-17 | 2000-12-25 | 恵和株式会社 | 光拡散シート及びこれを用いたバックライトユニット |
-
2005
- 2005-07-27 KR KR1020050068185A patent/KR100909427B1/ko not_active Expired - Fee Related
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100838681B1 (ko) * | 2007-03-15 | 2008-06-16 | 엘지전자 주식회사 | 광학 시트, 이를 이용한 백라이트 유닛 및 액정 표시 장치 |
| KR100980072B1 (ko) * | 2007-03-20 | 2010-09-06 | 코오롱인더스트리 주식회사 | 광학용 복합 필름 |
| KR100980068B1 (ko) * | 2007-08-28 | 2010-09-06 | 코오롱인더스트리 주식회사 | 광학용 복합 필름 |
| KR101442584B1 (ko) * | 2007-08-31 | 2014-09-19 | 엘지디스플레이 주식회사 | 반사시트 및 이를 포함하는 액정표시장치 |
| WO2009031806A3 (en) * | 2007-09-07 | 2009-05-07 | Kolon Inc | Multi-functional optical film |
| KR100988764B1 (ko) * | 2007-09-07 | 2010-10-25 | 코오롱인더스트리 주식회사 | 광학용 복합 필름 |
| KR100906984B1 (ko) * | 2007-10-22 | 2009-07-10 | 주식회사 코오롱 | 백라이트 유닛 어셈블리 |
| KR101417912B1 (ko) * | 2007-12-04 | 2014-07-09 | 엘지디스플레이 주식회사 | 액정표시장치 |
| KR100963106B1 (ko) * | 2008-06-13 | 2010-06-14 | 도레이첨단소재 주식회사 | 백라이트유니트용 광확산 시트 및 광학 시트 |
| CN108267922A (zh) * | 2018-03-05 | 2018-07-10 | 深圳市光科全息技术有限公司 | 一种光学膜 |
| US12117640B2 (en) | 2020-11-05 | 2024-10-15 | Lms Co., Ltd. | Optical film |
Also Published As
| Publication number | Publication date |
|---|---|
| KR100909427B1 (ko) | 2009-07-28 |
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