KR20110002004A - 와이어 그리드형 편광자의 제조 방법 - Google Patents
와이어 그리드형 편광자의 제조 방법 Download PDFInfo
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- KR20110002004A KR20110002004A KR1020107017647A KR20107017647A KR20110002004A KR 20110002004 A KR20110002004 A KR 20110002004A KR 1020107017647 A KR1020107017647 A KR 1020107017647A KR 20107017647 A KR20107017647 A KR 20107017647A KR 20110002004 A KR20110002004 A KR 20110002004A
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Classifications
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B5/00—Optical elements other than lenses
- G02B5/30—Polarising elements
- G02B5/3025—Polarisers, i.e. arrangements capable of producing a definite output polarisation state from an unpolarised input state
- G02B5/3058—Polarisers, i.e. arrangements capable of producing a definite output polarisation state from an unpolarised input state comprising electrically conductive elements, e.g. wire grids, conductive particles
-
- 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
- G02F1/133528—Polarisers
- G02F1/133536—Reflective polarizers
-
- 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
- G02F1/133528—Polarisers
- G02F1/133548—Wire-grid polarisers
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Nonlinear Science (AREA)
- Mathematical Physics (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Polarising Elements (AREA)
- Physical Vapour Deposition (AREA)
Abstract
Description
도 2 는 광투과성 기판의 일례를 나타내는 사시도이다.
도 3 은 제 1 하지층의 형성 모습을 나타내는 단면도이다.
도 4 는 제 2 하지층의 형성 모습을 나타내는 단면도이다.
도 5 는 제 1 금속 세선 및 제 2 금속 세선의 형성 모습을 나타내는 단면도이다.
12 : 돌조
14 : 광투과성 기판
16 : 상면
18 : 제 1 측면
20 : 제 2 측면
22 : 하지층
22a : 제 1 하지층
22b : 제 2 하지층
24 : 제 1 금속 세선
26 : 홈
28 : 바닥면
30 : 제 2 금속 세선
32 : 제 1 차양부
34 : 제 2 차양부
Claims (9)
- 표면에 복수의 돌조가 서로 평행하게 또한 소정의 피치로 형성된 광투과성 기판과, 상기 광투과성 기판의 돌조의 상면, 그리고 상기 돌조의 길이 방향으로 연장되는 2 개의 측면인 제 1 측면 및 제 2 측면의 상측 가장자리부를 피복하는 하지층과, 상기 하지층의 상면에 형성된 금속 또는 금속 화합물로 이루어지는 제 1 금속 세선과, 상기 돌조 간의 홈의 바닥면에 형성된 금속 또는 금속 화합물로 이루어지는 제 2 금속 세선을 갖는 와이어 그리드형 편광자를 제조하는 방법으로서,
상기 하지층, 상기 제 1 금속 세선 및 상기 제 2 금속 세선을 하기의 조건 (A) ∼ (F) 를 만족하는 증착법으로 형성하는 것을 특징으로 하는 와이어 그리드형 편광자의 제조 방법.
(A) 상기 돌조의 길이 방향에 대해 거의 직교하고, 또한 상기 돌조의 높이 방향에 대해 제 1 측면측에 각도 θL 을 이루는 방향에서부터 상기 돌조의 상면 및 제 1 측면에 하지층 재료를 적어도 1 회 증착시킨다.
(B) 상기 돌조의 길이 방향에 대해 거의 직교하고, 또한 상기 돌조의 높이 방향에 대해 제 2 측면측에 각도 θR 을 이루는 방향에서부터 상기 조건 (A) 의 증착에 의해 형성된 하지층의 상면 및 상기 돌조의 제 2 측면에 하지층 재료를 적어도 1 회 증착시킨다.
(C) 상기 조건 (A) 의 증착에 있어서의 각도 θL 은 하기 식 (Ⅰ) 을 만족하고, 상기 조건 (B) 의 증착에 있어서의 각도 θR 은 하기 식 (Ⅱ) 를 만족한다.
60° θL 90°… (Ⅰ),
60° θR 90°… (Ⅱ).
(D) 상기 조건 (A) 의 증착 및 상기 조건 (B) 의 증착에 의해 형성되는 하지층의 높이 (Hma1) 가 하기 식 (Ⅲ) 을 만족한다.
1 ㎚ Hma1 20 ㎚ … (Ⅲ).
(E) 상기 조건 (A) 의 증착 및 상기 조건 (B) 의 증착을 실시한 후에, 상기 하지층의 상면 및 상기 돌조 간의 홈의 바닥면에 금속 또는 금속 화합물을 증착시킨다.
(F) 상기 조건 (E) 의 증착에 의해 형성되는 제 1 금속 세선의 높이 (Hma2) 및 상기 돌조의 높이 (Hp) 가 하기 식 (Ⅳ) 를 만족한다.
40 ㎚ Hma2 0.9 × Hp … (Ⅳ). - 제 1 항에 있어서,
상기 돌조의 피치 (Pp) 가 300 ㎚ 이하인, 와이어 그리드형 편광자의 제조 방법. - 제 1 항 또는 제 2 항에 있어서,
상기 돌조의 폭 (Dp) 과 상기 Pp 의 비 (Dp/Pp) 가 0.1 ∼ 0.6 인, 와이어 그리드형 편광자의 제조 방법. - 제 1 항 내지 제 3 항 중 어느 한 항에 있어서,
상기 Hp 가 30 ∼ 500 ㎚ 인, 와이어 그리드형 편광자의 제조 방법. - 제 1 항 내지 제 6 항 중 어느 한 항에 있어서,
상기 하지층이 상기 돌조의 제 1 측면보다 외측으로 돌출된 부분의 폭 (Dma1), 및 상기 하지층이 상기 돌조의 제 2 측면보다 외측으로 돌출된 부분의 폭 (Dma2) 이 각각 5 ㎚ ∼ 20 ㎚ 인, 와이어 그리드형 편광자의 제조 방법. - 제 1 항 내지 제 7 항 중 어느 한 항에 있어서,
상기 하지층 재료가, 금속, 금속 화합물 또는 금속 산화물인, 와이어 그리드형 편광자의 제조 방법. - 제 1 항 내지 제 8 항 중 어느 한 항에 있어서,
상기 제 1 금속 세선 및 상기 제 2 금속 세선이, 은, 알루미늄, 크롬 또는 마그네슘인, 와이어 그리드형 편광자의 제조 방법.
Applications Claiming Priority (2)
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JP2008100553 | 2008-04-08 | ||
JPJP-P-2008-100553 | 2008-04-08 |
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KR20110002004A true KR20110002004A (ko) | 2011-01-06 |
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KR1020107017647A KR20110002004A (ko) | 2008-04-08 | 2009-04-06 | 와이어 그리드형 편광자의 제조 방법 |
Country Status (7)
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US (1) | US8445058B2 (ko) |
EP (1) | EP2264492B1 (ko) |
JP (1) | JP5365626B2 (ko) |
KR (1) | KR20110002004A (ko) |
CN (1) | CN101981478B (ko) |
TW (1) | TWI456270B (ko) |
WO (1) | WO2009125751A1 (ko) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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KR20160042146A (ko) * | 2011-10-14 | 2016-04-18 | 아사히 가세이 이-매터리얼즈 가부시키가이샤 | 와이어 그리드 편광판 및 투영형 영상 표시 기기 |
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EP2299299A4 (en) * | 2008-07-10 | 2013-05-29 | Asahi Glass Co Ltd | WIRE GRID TYPE POLARIZER, AND METHOD FOR MANUFACTURING THE POLARIZER |
JP2010204626A (ja) * | 2009-02-05 | 2010-09-16 | Asahi Glass Co Ltd | ワイヤグリッド型偏光子およびその製造方法 |
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JP2013167824A (ja) * | 2012-02-16 | 2013-08-29 | Dexerials Corp | 偏光素子、偏光素子の製造方法 |
JP2013167823A (ja) * | 2012-02-16 | 2013-08-29 | Dexerials Corp | 無機偏光板 |
JP5938241B2 (ja) * | 2012-03-15 | 2016-06-22 | 日立マクセル株式会社 | 光学素子およびその製造方法 |
KR20140030382A (ko) | 2012-08-27 | 2014-03-12 | 삼성디스플레이 주식회사 | 액정 표시 장치 및 이의 제조 방법 |
WO2015056191A1 (en) * | 2013-10-15 | 2015-04-23 | Eulitha A.G. | Polarizer and a method for forming the same |
JP5929886B2 (ja) * | 2013-12-24 | 2016-06-08 | ウシオ電機株式会社 | グリッド偏光素子 |
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- 2009-04-06 KR KR1020107017647A patent/KR20110002004A/ko active IP Right Grant
- 2009-04-06 CN CN2009801124530A patent/CN101981478B/zh not_active Expired - Fee Related
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KR20160042146A (ko) * | 2011-10-14 | 2016-04-18 | 아사히 가세이 이-매터리얼즈 가부시키가이샤 | 와이어 그리드 편광판 및 투영형 영상 표시 기기 |
KR101867192B1 (ko) * | 2011-10-14 | 2018-06-12 | 아사히 가세이 이-매터리얼즈 가부시키가이샤 | 와이어 그리드 편광판 및 투영형 영상 표시 기기 |
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EP2264492B1 (en) | 2014-07-02 |
US20110052802A1 (en) | 2011-03-03 |
CN101981478A (zh) | 2011-02-23 |
TW201003155A (en) | 2010-01-16 |
TWI456270B (zh) | 2014-10-11 |
CN101981478B (zh) | 2012-11-07 |
WO2009125751A1 (ja) | 2009-10-15 |
JPWO2009125751A1 (ja) | 2011-08-04 |
JP5365626B2 (ja) | 2013-12-11 |
EP2264492A4 (en) | 2011-08-31 |
EP2264492A1 (en) | 2010-12-22 |
US8445058B2 (en) | 2013-05-21 |
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