JP4225954B2 - 投写装置及び投写装置に用いる液晶パネルユニット - Google Patents
投写装置及び投写装置に用いる液晶パネルユニット Download PDFInfo
- Publication number
- JP4225954B2 JP4225954B2 JP2004217049A JP2004217049A JP4225954B2 JP 4225954 B2 JP4225954 B2 JP 4225954B2 JP 2004217049 A JP2004217049 A JP 2004217049A JP 2004217049 A JP2004217049 A JP 2004217049A JP 4225954 B2 JP4225954 B2 JP 4225954B2
- Authority
- JP
- Japan
- Prior art keywords
- liquid crystal
- crystal panel
- optical axis
- compensation sheet
- optical compensation
- 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.)
- Active
Links
Classifications
-
- 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
-
- 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)
- Crystallography & Structural Chemistry (AREA)
- Chemical & Material Sciences (AREA)
- Mathematical Physics (AREA)
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Projection Apparatus (AREA)
- Liquid Crystal (AREA)
- Polarising Elements (AREA)
Description
本発明の一実施形態を図1乃至図7に基づいて以下に詳述する。
(第2実施形態)
図8乃至図10は本発明の第2実施形態を示している。尚、第1実施形態と同一部品については同一符号を付して説明を省略する。
7a 液晶パネル
7b 液晶パネル
8 入射側の光学補償シート
35 光源
50 回動部材
73 入射側の偏光板
74 出射側の偏光板
Claims (4)
- 光源からの光に照射される液晶分子を封入した液晶パネルと、液晶パネルに対向する位置に配置された偏光板と、偏光板と液晶パネルとの間に配置され、液晶分子の複屈折を補償する光学補償シートとを備えた投写装置において、前記光学補償シートは、略L字状の回動部材の長辺側に装着され、回動部材は、短辺側が補助部材に第1の固定手段により着脱自在に装着されると共に、補助部材及び光軸に対して傾斜自在に構成され、補助部材は固定部材の上面に第2の固定手段により着脱自在に装着されると共に、光軸に直行する方向に摺動自在に構成され、第1の固定手段及び第2の固定手段を緩め、回動部材の上面に形成された摘み部を操作することにより、光学補償シートが光軸に対して傾斜調整自在、且つ、光軸に直交する面内にて回動調整自在に構成されていることを特徴とする投写装置。
- 前記光学補償シートは、液晶パネルの光入射側に配置されていることを特徴とする請求項1記載の投写装置。
- 前記回動部材には、偏光板が配置されていることを特徴とする請求項1記載または請求項2記載の投写装置。
- 光源からの光に照射される液晶分子を封入した液晶パネルと、液晶パネルに対向する位置に配置された偏光板と、偏光板と液晶パネルとの間に配置され、液晶分子の複屈折を補償する光学補償シートとを備えた液晶パネルユニットにおいて、前記光学補償シートは、略L字状の回動部材の長辺側に装着され、回動部材は、短辺側が補助部材に第1の固定手段により着脱自在に装着されると共に、補助部材及び光軸に対して傾斜自在に構成され、補助部材は固定部材の上面に第2の固定手段により着脱自在に装着されると共に、光軸に直行する方向に摺動自在に構成され、第1の固定手段及び第2の固定手段を緩め、回動部材の上面に形成された摘み部を操作することにより、光学補償シートが光軸に対して傾斜調整自在、且つ、光軸に直交する面内にて回動調整自在に構成されていることを特徴とする液晶パネルユニット。
Priority Applications (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
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 |
TW094117007A TWI287643B (en) | 2004-07-26 | 2005-05-25 | Projection device and liquid crystal panel unit using the same |
CN2005100826652A CN1727986B (zh) | 2004-07-26 | 2005-07-06 | 投影装置及投影装置所采用的液晶板组件 |
KR1020050066655A KR100706483B1 (ko) | 2004-07-26 | 2005-07-22 | 투사 장치 및 투사 장치에 사용하는 액정 패널 유닛 |
US11/186,773 US7345724B2 (en) | 2004-07-26 | 2005-07-22 | Projector and liquid crystal panel unit for use in projector with optical sheet edge-tilting mechanism |
EP05016093A EP1621922A3 (en) | 2004-07-26 | 2005-07-25 | Projector and liquid crystal panel unit for use in projector |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
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 |
Related Child Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2008101036A Division JP2008217028A (ja) | 2008-04-09 | 2008-04-09 | 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 |
---|---|
JP2006039087A JP2006039087A (ja) | 2006-02-09 |
JP4225954B2 true JP4225954B2 (ja) | 2009-02-18 |
Family
ID=35311775
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2004217049A Active 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 |
Country Status (6)
Country | Link |
---|---|
US (1) | US7345724B2 (ja) |
EP (1) | EP1621922A3 (ja) |
JP (1) | JP4225954B2 (ja) |
KR (1) | KR100706483B1 (ja) |
CN (1) | CN1727986B (ja) |
TW (1) | TWI287643B (ja) |
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 |
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 |
JP4204604B2 (ja) | 2006-05-02 | 2009-01-07 | 三洋電機株式会社 | 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 |
EP2259774B1 (en) | 2008-02-27 | 2012-12-12 | Biomet Biologics, LLC | Methods and compositions for delivering interleukin-1 receptor antagonist |
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 active Active
-
2005
- 2005-05-25 TW TW094117007A patent/TWI287643B/zh active
- 2005-07-06 CN CN2005100826652A patent/CN1727986B/zh active Active
- 2005-07-22 KR KR1020050066655A patent/KR100706483B1/ko active IP Right Grant
- 2005-07-22 US US11/186,773 patent/US7345724B2/en active Active
- 2005-07-25 EP EP05016093A patent/EP1621922A3/en not_active Withdrawn
Also Published As
Publication number | Publication date |
---|---|
CN1727986A (zh) | 2006-02-01 |
US20060017861A1 (en) | 2006-01-26 |
EP1621922A2 (en) | 2006-02-01 |
EP1621922A3 (en) | 2007-01-10 |
KR100706483B1 (ko) | 2007-04-11 |
JP2006039087A (ja) | 2006-02-09 |
TWI287643B (en) | 2007-10-01 |
CN1727986B (zh) | 2010-08-25 |
TW200604572A (en) | 2006-02-01 |
KR20060046580A (ko) | 2006-05-17 |
US7345724B2 (en) | 2008-03-18 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
KR100706483B1 (ko) | 투사 장치 및 투사 장치에 사용하는 액정 패널 유닛 | |
JP4190546B2 (ja) | 液晶プロジェクタ装置 | |
JP3603650B2 (ja) | 調整機構及びこれを用いた投写型表示装置 | |
TWI281075B (en) | Liquid crystal projector | |
US20030184870A1 (en) | Reflective time-division image projector | |
JP3733112B2 (ja) | 投写装置及び該投写装置に用いる液晶パネルユニット | |
CN110515261B (zh) | 投影设备 | |
KR20060130510A (ko) | 프로젝션 텔레비전 장치 | |
JP5162625B2 (ja) | 投写装置及び投写装置に用いる液晶パネルユニット | |
JP2009169042A (ja) | 補償素子調整機構およびプロジェクタ | |
JP3831742B2 (ja) | 投写装置及び該投写装置に用いる液晶パネルユニット | |
JP2008217028A (ja) | 投写装置及び投写装置に用いる液晶パネルユニット | |
JP2009008887A (ja) | 光学部品、光学ユニットおよび表示装置 | |
JP2009058727A (ja) | 光学部品、光学ユニットおよび表示装置 | |
JP3197798B2 (ja) | 液晶パネルの調整機構と該調整機構を用いた液晶プロジェクタ | |
JPH04181938A (ja) | 投写型表示装置 | |
JP4194256B2 (ja) | 液晶投射型表示装置 | |
JP2005107364A (ja) | 画像表示装置 | |
JP3070180B2 (ja) | 液晶表示パネルの保持装置 | |
JP2843720B2 (ja) | 液晶プロジェクタの液晶モジュール位置調整機構 | |
JP3708921B2 (ja) | 液晶プロジェクタ | |
JP2572468Y2 (ja) | 液晶プロジェクタの液晶モジュール位置調整機構 | |
JP2008197355A (ja) | 液晶プロジェクタ | |
JPH0534819A (ja) | プロジエクタ光学系調整機構 | |
JP2001305680A (ja) | 投射型画像表示装置 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
RD01 | Notification of change of attorney |
Free format text: JAPANESE INTERMEDIATE CODE: A7421 Effective date: 20051226 |
|
A621 | Written request for application examination |
Free format text: JAPANESE INTERMEDIATE CODE: A621 Effective date: 20070629 |
|
A977 | Report on retrieval |
Free format text: JAPANESE INTERMEDIATE CODE: A971007 Effective date: 20080417 |
|
A131 | Notification of reasons for refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A131 Effective date: 20080422 |
|
A521 | Request for written amendment filed |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20080617 |
|
A131 | Notification of reasons for refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A131 Effective date: 20080701 |
|
A521 | Request for written amendment filed |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20080820 |
|
A131 | Notification of reasons for refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A131 Effective date: 20080902 |
|
A521 | Request for written amendment filed |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20081014 |
|
TRDD | Decision of grant or rejection written | ||
A01 | Written decision to grant a patent or to grant a registration (utility model) |
Free format text: JAPANESE INTERMEDIATE CODE: A01 Effective date: 20081028 |
|
A01 | Written decision to grant a patent or to grant a registration (utility model) |
Free format text: JAPANESE INTERMEDIATE CODE: A01 |
|
A61 | First payment of annual fees (during grant procedure) |
Free format text: JAPANESE INTERMEDIATE CODE: A61 Effective date: 20081125 |
|
FPAY | Renewal fee payment (event date is renewal date of database) |
Free format text: PAYMENT UNTIL: 20111205 Year of fee payment: 3 |
|
R151 | Written notification of patent or utility model registration |
Ref document number: 4225954 Country of ref document: JP Free format text: JAPANESE INTERMEDIATE CODE: R151 |
|
FPAY | Renewal fee payment (event date is renewal date of database) |
Free format text: PAYMENT UNTIL: 20111205 Year of fee payment: 3 |
|
FPAY | Renewal fee payment (event date is renewal date of database) |
Free format text: PAYMENT UNTIL: 20121205 Year of fee payment: 4 |
|
FPAY | Renewal fee payment (event date is renewal date of database) |
Free format text: PAYMENT UNTIL: 20131205 Year of fee payment: 5 |