CN1580854A - 投影光学单元和投影型彩色图像显示装置和使用该投影光学单元的背投型彩色图像显示装置 - Google Patents
投影光学单元和投影型彩色图像显示装置和使用该投影光学单元的背投型彩色图像显示装置 Download PDFInfo
- Publication number
- CN1580854A CN1580854A CNA2004100455234A CN200410045523A CN1580854A CN 1580854 A CN1580854 A CN 1580854A CN A2004100455234 A CNA2004100455234 A CN A2004100455234A CN 200410045523 A CN200410045523 A CN 200410045523A CN 1580854 A CN1580854 A CN 1580854A
- Authority
- CN
- China
- Prior art keywords
- image
- lens combination
- optical unit
- screen
- projecting optical
- 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
Links
- 230000003287 optical effect Effects 0.000 title claims description 156
- 238000003384 imaging method Methods 0.000 claims description 21
- 230000008676 import Effects 0.000 claims description 4
- 239000003086 colorant Substances 0.000 claims 3
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- 229910052753 mercury Inorganic materials 0.000 claims 1
- 229910001507 metal halide Inorganic materials 0.000 claims 1
- 150000005309 metal halides Chemical class 0.000 claims 1
- 229910052724 xenon Inorganic materials 0.000 claims 1
- FHNFHKCVQCLJFQ-UHFFFAOYSA-N xenon atom Chemical compound [Xe] FHNFHKCVQCLJFQ-UHFFFAOYSA-N 0.000 claims 1
- 230000014509 gene expression Effects 0.000 description 30
- 239000004973 liquid crystal related substance Substances 0.000 description 25
- 238000000034 method Methods 0.000 description 5
- 230000008859 change Effects 0.000 description 4
- KPHWPUGNDIVLNH-UHFFFAOYSA-M diclofenac sodium Chemical compound [Na+].[O-]C(=O)CC1=CC=CC=C1NC1=C(Cl)C=CC=C1Cl KPHWPUGNDIVLNH-UHFFFAOYSA-M 0.000 description 4
- 230000003321 amplification Effects 0.000 description 2
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Images
Classifications
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B21/00—Projectors or projection-type viewers; Accessories therefor
- G03B21/005—Projectors using an electronic spatial light modulator but not peculiar thereto
- G03B21/006—Projectors using an electronic spatial light modulator but not peculiar thereto using LCD's
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Projection Apparatus (AREA)
- Lenses (AREA)
- Liquid Crystal (AREA)
Abstract
Description
Claims (22)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2003207007A JP4671588B2 (ja) | 2003-08-11 | 2003-08-11 | 投写光学ユニット及び投写型カラー映像表示装置とこれを用いた背面投写型カラー映像表示装置 |
JP2003207007 | 2003-08-11 |
Related Child Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNA2006101687539A Division CN1975498A (zh) | 2003-08-11 | 2004-05-28 | 投影光学单元、投影型以及背投型彩色图像显示装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1580854A true CN1580854A (zh) | 2005-02-16 |
CN1300617C CN1300617C (zh) | 2007-02-14 |
Family
ID=32709300
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB2004100455234A Expired - Lifetime CN1300617C (zh) | 2003-08-11 | 2004-05-28 | 投影光学单元和投影型彩色图像显示装置和使用该投影光学单元的背投型彩色图像显示装置 |
CNA2006101687539A Pending CN1975498A (zh) | 2003-08-11 | 2004-05-28 | 投影光学单元、投影型以及背投型彩色图像显示装置 |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNA2006101687539A Pending CN1975498A (zh) | 2003-08-11 | 2004-05-28 | 投影光学单元、投影型以及背投型彩色图像显示装置 |
Country Status (5)
Country | Link |
---|---|
US (1) | US7210797B2 (zh) |
JP (1) | JP4671588B2 (zh) |
CN (2) | CN1300617C (zh) |
GB (1) | GB2404995B (zh) |
TW (1) | TWI234665B (zh) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112946976A (zh) * | 2019-12-10 | 2021-06-11 | 松下知识产权经营株式会社 | 投影仪 |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP4734827B2 (ja) * | 2003-11-28 | 2011-07-27 | 株式会社日立製作所 | 投写光学ユニット |
EP1723459A2 (en) * | 2003-12-05 | 2006-11-22 | 3M Innovative Properties Company | Wide-angle projection lens and optical engine for a projection display device |
FR2880699A1 (fr) * | 2005-01-07 | 2006-07-14 | Thomson Licensing Sa | Retroprojecteur de faible encombrement |
US20070195284A1 (en) * | 2006-02-20 | 2007-08-23 | Samsung Electronics Co., Ltd. | Projection optical system and projection display device employing the same |
JP5734133B2 (ja) * | 2011-08-26 | 2015-06-10 | 日立マクセル株式会社 | 投写型映像表示装置 |
CN103149665A (zh) * | 2011-12-07 | 2013-06-12 | 鸿富锦精密工业(深圳)有限公司 | 投影镜头 |
CN103926675B (zh) * | 2013-01-14 | 2017-03-01 | 扬明光学股份有限公司 | 影像重组镜头与投影装置 |
JP6295528B2 (ja) | 2013-07-18 | 2018-03-20 | セイコーエプソン株式会社 | プロジェクター |
JP6481886B2 (ja) * | 2014-11-19 | 2019-03-13 | 株式会社リコー | 投射光学システムおよび画像表示装置 |
CN205299189U (zh) * | 2015-11-30 | 2016-06-08 | 深圳市光峰光电技术有限公司 | 一种照明装置 |
Family Cites Families (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH05134213A (ja) | 1991-11-08 | 1993-05-28 | Canon Inc | 付加光学系を有した投影装置 |
US5692820A (en) * | 1992-02-20 | 1997-12-02 | Kopin Corporation | Projection monitor |
JP3320862B2 (ja) | 1992-11-26 | 2002-09-03 | 旭光学工業株式会社 | 投影光学系の瞳共役結合装置 |
JP2000509515A (ja) * | 1996-04-29 | 2000-07-25 | ユーエス プレシジョン レンズ インコーポレイテッド | Lcd投影レンズ |
US6220713B1 (en) * | 1998-10-23 | 2001-04-24 | Compaq Computer Corporation | Projection lens and system |
KR100292356B1 (ko) * | 1998-11-17 | 2001-06-01 | 윤종용 | 배면투사형액정프로젝트장치 |
JP2000155373A (ja) * | 1998-11-24 | 2000-06-06 | Matsushita Electric Ind Co Ltd | 投写型表示装置 |
JP3837944B2 (ja) | 1998-11-26 | 2006-10-25 | コニカミノルタオプト株式会社 | 斜め投影光学系 |
US6375330B1 (en) * | 1999-12-30 | 2002-04-23 | Gain Micro-Optics, Inc. | Reflective liquid-crystal-on-silicon projection engine architecture |
JP2001350132A (ja) * | 2000-06-08 | 2001-12-21 | Sanyo Electric Co Ltd | 液晶プロジェクタ |
JP2002357768A (ja) * | 2001-05-31 | 2002-12-13 | Minolta Co Ltd | プロジェクション用投影光学系 |
JP2003121811A (ja) * | 2001-10-15 | 2003-04-23 | Nec Viewtechnology Ltd | 液晶リアプロジェクションテレビ |
JP3967577B2 (ja) | 2001-10-19 | 2007-08-29 | 東芝松下ディスプレイテクノロジー株式会社 | 液晶パネルの駆動方法および液晶表示装置 |
US7009765B2 (en) * | 2002-08-16 | 2006-03-07 | Infocus Corporation | Wide angle lens system having a distorted intermediate image |
-
2003
- 2003-08-11 JP JP2003207007A patent/JP4671588B2/ja not_active Expired - Lifetime
-
2004
- 2004-04-07 TW TW093109609A patent/TWI234665B/zh not_active IP Right Cessation
- 2004-05-28 CN CNB2004100455234A patent/CN1300617C/zh not_active Expired - Lifetime
- 2004-05-28 CN CNA2006101687539A patent/CN1975498A/zh active Pending
- 2004-06-08 GB GB0412750A patent/GB2404995B/en not_active Expired - Lifetime
- 2004-06-09 US US10/865,643 patent/US7210797B2/en active Active
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112946976A (zh) * | 2019-12-10 | 2021-06-11 | 松下知识产权经营株式会社 | 投影仪 |
CN112946976B (zh) * | 2019-12-10 | 2022-04-26 | 松下知识产权经营株式会社 | 投影仪 |
Also Published As
Publication number | Publication date |
---|---|
JP2005062222A (ja) | 2005-03-10 |
US7210797B2 (en) | 2007-05-01 |
JP4671588B2 (ja) | 2011-04-20 |
GB0412750D0 (en) | 2004-07-07 |
TW200506413A (en) | 2005-02-16 |
CN1975498A (zh) | 2007-06-06 |
GB2404995B (en) | 2005-07-13 |
GB2404995A (en) | 2005-02-16 |
CN1300617C (zh) | 2007-02-14 |
US20050036120A1 (en) | 2005-02-17 |
TWI234665B (en) | 2005-06-21 |
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C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
ASS | Succession or assignment of patent right |
Owner name: HITACHI LTD. Free format text: FORMER OWNER: HITACHI,LTD. Effective date: 20130820 |
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C41 | Transfer of patent application or patent right or utility model | ||
TR01 | Transfer of patent right |
Effective date of registration: 20130820 Address after: Tokyo, Japan Patentee after: HITACHI CONSUMER ELECTRONICS Co.,Ltd. Address before: Tokyo, Japan Patentee before: Hitachi, Ltd. |
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Owner name: HITACHI MAXELL LTD. Free format text: FORMER OWNER: HITACHI LTD. Effective date: 20150309 |
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C41 | Transfer of patent application or patent right or utility model | ||
TR01 | Transfer of patent right |
Effective date of registration: 20150309 Address after: Osaka Japan Patentee after: Hitachi Maxell, Ltd. Address before: Tokyo, Japan Patentee before: Hitachi Consumer Electronics Co.,Ltd. |
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TR01 | Transfer of patent right | ||
TR01 | Transfer of patent right |
Effective date of registration: 20180306 Address after: Kyoto Japan Patentee after: MAXELL, Ltd. Address before: Osaka Japan Patentee before: Hitachi Maxell, Ltd. |
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CP01 | Change in the name or title of a patent holder | ||
CP01 | Change in the name or title of a patent holder |
Address after: Kyoto Japan Patentee after: MAXELL, Ltd. Address before: Kyoto Japan Patentee before: MAXELL HOLDINGS, Ltd. |
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TR01 | Transfer of patent right | ||
TR01 | Transfer of patent right |
Effective date of registration: 20220523 Address after: Kyoto Japan Patentee after: MAXELL HOLDINGS, Ltd. Address before: Kyoto Japan Patentee before: MAXELL, Ltd. |
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CX01 | Expiry of patent term | ||
CX01 | Expiry of patent term |
Granted publication date: 20070214 |