KR20060046580A - 투사 장치 및 투사 장치에 사용하는 액정 패널 유닛 - Google Patents
투사 장치 및 투사 장치에 사용하는 액정 패널 유닛 Download PDFInfo
- Publication number
- KR20060046580A KR20060046580A KR1020050066655A KR20050066655A KR20060046580A KR 20060046580 A KR20060046580 A KR 20060046580A KR 1020050066655 A KR1020050066655 A KR 1020050066655A KR 20050066655 A KR20050066655 A KR 20050066655A KR 20060046580 A KR20060046580 A KR 20060046580A
- Authority
- KR
- South Korea
- Prior art keywords
- liquid crystal
- crystal panel
- optical axis
- compensation sheet
- optical compensation
- Prior art date
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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
- G02F1/133308—Support structures for LCD panels, e.g. frames or bezels
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B5/00—Optical elements other than lenses
- G02B5/30—Polarising elements
-
- 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
- G02F1/13363—Birefringent elements, e.g. for optical compensation
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N9/00—Details of colour television systems
- H04N9/12—Picture reproducers
- H04N9/31—Projection devices for colour picture display, e.g. using electronic spatial light modulators [ESLM]
- H04N9/3102—Projection devices for colour picture display, e.g. using electronic spatial light modulators [ESLM] using two-dimensional electronic spatial light modulators
- H04N9/3105—Projection devices for colour picture display, e.g. using electronic spatial light modulators [ESLM] using two-dimensional electronic spatial light modulators for displaying all colours simultaneously, e.g. by using two or more electronic spatial light modulators
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N9/00—Details of colour television systems
- H04N9/12—Picture reproducers
- H04N9/31—Projection devices for colour picture display, e.g. using electronic spatial light modulators [ESLM]
- H04N9/3141—Constructional details thereof
- H04N9/317—Convergence or focusing systems
-
- 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
- G02F2413/00—Indexing scheme related to G02F1/13363, i.e. to birefringent elements, e.g. for optical compensation, characterised by the number, position, orientation or value of the compensation plates
- G02F2413/01—Number of plates being 1
Landscapes
- Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- Optics & Photonics (AREA)
- General Physics & Mathematics (AREA)
- Mathematical Physics (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Signal Processing (AREA)
- Multimedia (AREA)
- Engineering & Computer Science (AREA)
- Liquid Crystal (AREA)
- Projection Apparatus (AREA)
- Polarising Elements (AREA)
Abstract
Description
Claims (5)
- 광원으로부터의 광에 조사되는 액정 분자를 봉입한 액정 패널과, 액정 패널에 대향하는 위치에 배치된 편광판과, 편광판과 액정 패널의 사이에 배치되고, 액정 분자의 복굴절(複屈折)을 보상하는 광학 보상 시트를 구비한 투사 장치로서, 상기 광학 보상 시트는, 광축에 대하여 경사 조정 자재(自在), 또한, 광축에 직교하는 면 내에서 회동 조정 자재로 구성되어 있는 것을 특징으로 하는 투사 장치.
- 제1항에 있어서,상기 광학 보상 시트는 액정 패널의 광 입사측에 배치되어 있는 것을 특징으로 하는 투사 장치.
- 제1항 또는 제2항에 있어서,상기 광학 보상 시트는, 광축에 대하여 경사 조정 자재, 또한 광축에 직교하는 면 내에서 회동 조정 자재로 구성된 회동 부재에 배치되어 있는 것을 특징으로 하는 투사 장치.
- 제3항에 있어서,상기 회동 부재에는 편광판이 배치되어 있는 것을 특징으로 하는 투사 장치.
- 광원으로부터의 광에 조사되는 액정 분자를 봉입한 액정 패널과, 액정 패널에 대향하는 위치에 배치된 편광판과, 액정 패널과 편광판의 사이에 배치되고, 액정 분자의 복굴절을 보상하는 광학 보상 시트를 구비한 액정 패널 유닛으로서, 상기 광학 보상 시트는, 광축에 대하여 경사 조정 자재, 또한 광축에 직교하는 면 내에서 회동 조정 자재로 구성되어 있는 것을 특징으로 하는 액정 패널 유닛.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JPJP-P-2004-00217049 | 2004-07-26 | ||
JP2004217049A JP4225954B2 (ja) | 2004-07-26 | 2004-07-26 | 投写装置及び投写装置に用いる液晶パネルユニット |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20060046580A true KR20060046580A (ko) | 2006-05-17 |
KR100706483B1 KR100706483B1 (ko) | 2007-04-11 |
Family
ID=35311775
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020050066655A KR100706483B1 (ko) | 2004-07-26 | 2005-07-22 | 투사 장치 및 투사 장치에 사용하는 액정 패널 유닛 |
Country Status (6)
Country | Link |
---|---|
US (1) | US7345724B2 (ko) |
EP (1) | EP1621922A3 (ko) |
JP (1) | JP4225954B2 (ko) |
KR (1) | KR100706483B1 (ko) |
CN (1) | CN1727986B (ko) |
TW (1) | TWI287643B (ko) |
Families Citing this family (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP4581769B2 (ja) * | 2005-03-17 | 2010-11-17 | セイコーエプソン株式会社 | プリズム構造体及びプロジェクタ |
JP4190529B2 (ja) | 2005-09-09 | 2008-12-03 | 三洋電機株式会社 | プロジェクタ装置 |
JP4204604B2 (ja) | 2006-05-02 | 2009-01-07 | 三洋電機株式会社 | プロジェクタ装置 |
JP4190546B2 (ja) | 2006-05-02 | 2008-12-03 | 三洋電機株式会社 | 液晶プロジェクタ装置 |
JP2008268264A (ja) | 2007-04-16 | 2008-11-06 | Sanyo Electric Co Ltd | 液晶表示装置 |
EP2567692B1 (en) | 2008-02-27 | 2016-04-06 | Biomet Biologics, LLC | Use of a device for obtaining interleukin-1 receptor antagonist rich solutions |
JP5028330B2 (ja) * | 2008-05-15 | 2012-09-19 | シャープ株式会社 | 液晶表示装置 |
JP5171496B2 (ja) * | 2008-09-11 | 2013-03-27 | 三菱電機株式会社 | 投写型表示装置 |
JP2010079172A (ja) | 2008-09-29 | 2010-04-08 | Sanyo Electric Co Ltd | 液晶表示装置 |
US20180011391A1 (en) * | 2015-02-05 | 2018-01-11 | Sony Corporation | Projector and optical unit |
JP2017027046A (ja) | 2015-07-16 | 2017-02-02 | キヤノン株式会社 | 角度調整装置、および画像表示装置 |
CN213149445U (zh) | 2020-09-29 | 2021-05-07 | 中强光电股份有限公司 | 可调式光学模块及投影机 |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5157523A (en) * | 1989-03-29 | 1992-10-20 | Matsushita Electric Industrial Co., Ltd. | Projection type liquid crystal display unit including orthogonal phase plates |
JP2624116B2 (ja) * | 1993-04-22 | 1997-06-25 | 松下電器産業株式会社 | 液晶表示装置およびそれを用いた投写型表示装置 |
JP4367585B2 (ja) * | 1999-07-27 | 2009-11-18 | ソニー株式会社 | 液晶プロジェクタ装置 |
EP1160617B1 (en) * | 2000-05-31 | 2004-10-13 | Sony Corporation | Liquid crystal display projector with improved contrast |
JP2003051357A (ja) | 2001-08-08 | 2003-02-21 | Japan Aviation Electronics Industry Ltd | ソケットコネクタ |
TW554233B (en) * | 2002-03-01 | 2003-09-21 | Victor Company Of Japan | Reflective liquid crystal projection apparatus |
JP3733112B2 (ja) * | 2002-12-24 | 2006-01-11 | 三洋電機株式会社 | 投写装置及び該投写装置に用いる液晶パネルユニット |
-
2004
- 2004-07-26 JP JP2004217049A patent/JP4225954B2/ja not_active Expired - Fee Related
-
2005
- 2005-05-25 TW TW094117007A patent/TWI287643B/zh not_active IP Right Cessation
- 2005-07-06 CN CN2005100826652A patent/CN1727986B/zh not_active Expired - Fee Related
- 2005-07-22 US US11/186,773 patent/US7345724B2/en active Active
- 2005-07-22 KR KR1020050066655A patent/KR100706483B1/ko active IP Right Grant
- 2005-07-25 EP EP05016093A patent/EP1621922A3/en not_active Withdrawn
Also Published As
Publication number | Publication date |
---|---|
KR100706483B1 (ko) | 2007-04-11 |
US20060017861A1 (en) | 2006-01-26 |
TWI287643B (en) | 2007-10-01 |
EP1621922A2 (en) | 2006-02-01 |
CN1727986A (zh) | 2006-02-01 |
CN1727986B (zh) | 2010-08-25 |
TW200604572A (en) | 2006-02-01 |
JP2006039087A (ja) | 2006-02-09 |
EP1621922A3 (en) | 2007-01-10 |
US7345724B2 (en) | 2008-03-18 |
JP4225954B2 (ja) | 2009-02-18 |
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