KR102014924B1 - 장척상의 광학 적층체 및 화상 표시 장치 - Google Patents
장척상의 광학 적층체 및 화상 표시 장치 Download PDFInfo
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- KR102014924B1 KR102014924B1 KR1020187015396A KR20187015396A KR102014924B1 KR 102014924 B1 KR102014924 B1 KR 102014924B1 KR 1020187015396 A KR1020187015396 A KR 1020187015396A KR 20187015396 A KR20187015396 A KR 20187015396A KR 102014924 B1 KR102014924 B1 KR 102014924B1
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- G02B5/00—Optical elements other than lenses
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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
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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
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- G02F1/13363—Birefringent elements, e.g. for optical compensation
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Abstract
Description
도 2는 참고예 4에서 이용한 경사 연신 장치의 전체 구성을 설명하는 개략 평면도이다.
도 3은 도 2의 경사 연신 장치에 있어서 클립 피치를 변화시키는 링크 기구를 설명하기 위한 요부 개략 평면도이고, 클립 피치가 최소의 상태를 나타낸다.
도 4는 도 2의 경사 연신 장치에 있어서 클립 피치를 변화시키는 링크 기구를 설명하기 위한 요부 개략 평면도이고, 클립 피치가 최대의 상태를 나타낸다.
도 5는 참고예 4에서 채용한 경사 연신의 실시 형태를 설명하는 모식도이다.
도 6은 도 5에 나타내는 경사 연신 시의 경사 연신 장치의 각 존(zone)과 클립 피치와의 관계를 나타내는 그래프이다.
11 : 편광자
12 : 제1 보호층
13 : 제2 보호층
20 : 제1 위상차층
30 : 제2 위상차층
41 : 도전층
42 : 기재
100 : 광학 적층체
Claims (6)
- 장척상의 광학 적층체로서,
편광자와 상기 편광자의 적어도 한쪽 측에 보호층을 포함하는 편광판과, 제1 위상차층과, 제2 위상차층과, 도전층과, 상기 도전층에 밀착 적층된 기재를 이 순서로 갖고,
상기 기재의 면내 위상차 Re(550)이 3nm∼6nm이며, 상기 기재의 폭 방향에서의 위상차의 편차가 10%∼30%이고, 상기 기재의 폭 방향에서의 지상축 방향의 편차가 1°∼5°이며,
상기 제1 위상차층의 면내 위상차 Re(550)이 220nm∼250nm이고, 상기 제1 위상차층의 지상축과 상기 편광자의 흡수축이 이루는 각도가 10°∼20°이며,
상기 제2 위상차층의 면내 위상차 Re(550)이 110nm∼125nm이고, 상기 제2 위상차층의 지상축과 상기 편광자의 흡수축이 이루는 각도가 65°∼85°인,
장척상의 광학 적층체. - 제 1 항에 있어서,
롤상인, 장척상의 광학 적층체. - 제 1 항 또는 제 2 항에 있어서,
폭이 500mm 이상인, 장척상의 광학 적층체. - 제 1 항 또는 제 2 항에 있어서,
상기 제1 위상차층 및 상기 제2 위상차층이 환상 올레핀계 수지 필름으로 구성되어 있는 장척상의 광학 적층체. - 제 1 항 또는 제 2 항에 있어서,
상기 제1 위상차층 및 상기 제2 위상차층이 액정 화합물의 배향 고화층인, 장척상의 광학 적층체. - 소정의 크기로 재단된 제 1 항 또는 제 2 항에 따른 광학 적층체를 구비하는, 화상 표시 장치.
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KR20210004985A (ko) * | 2018-04-27 | 2021-01-13 | 니폰 제온 가부시키가이샤 | 광대역 파장 필름 및 그 제조 방법, 그리고 원 편광 필름의 제조 방법 |
KR102536728B1 (ko) * | 2018-10-15 | 2023-05-26 | 닛토덴코 가부시키가이샤 | 위상차층 부착 편광판 및 이를 이용한 화상 표시 장치 |
JP6890162B2 (ja) * | 2018-10-15 | 2021-06-18 | 日東電工株式会社 | 位相差層付偏光板およびそれを用いた画像表示装置 |
KR102476698B1 (ko) * | 2018-10-15 | 2022-12-14 | 닛토덴코 가부시키가이샤 | 위상차층 부착 편광판 및 이를 이용한 화상 표시 장치 |
JP6890161B2 (ja) * | 2018-10-15 | 2021-06-18 | 日東電工株式会社 | 位相差層付偏光板およびそれを用いた画像表示装置 |
CN111045135B (zh) * | 2018-10-15 | 2023-08-22 | 日东电工株式会社 | 带相位差层的偏振片及使用了该带相位差层的偏振片的图像显示装置 |
KR102521527B1 (ko) * | 2018-10-15 | 2023-04-14 | 닛토덴코 가부시키가이샤 | 위상차층 부착 편광판 및 이를 이용한 화상 표시 장치 |
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