HK44496A - A projection screen having high resolution and good mechanical stability - Google Patents
A projection screen having high resolution and good mechanical stabilityInfo
- Publication number
- HK44496A HK44496A HK44496A HK44496A HK44496A HK 44496 A HK44496 A HK 44496A HK 44496 A HK44496 A HK 44496A HK 44496 A HK44496 A HK 44496A HK 44496 A HK44496 A HK 44496A
- Authority
- HK
- Hong Kong
- Prior art keywords
- high resolution
- projection screen
- good mechanical
- mechanical stability
- stability
- Prior art date
Links
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
- G03B21/54—Accessories
- G03B21/56—Projection screens
- G03B21/60—Projection screens characterised by the nature of the surface
- G03B21/62—Translucent screens
-
- 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
- G03B21/54—Accessories
- G03B21/56—Projection screens
- G03B21/60—Projection screens characterised by the nature of the surface
- G03B21/62—Translucent screens
- G03B21/625—Lenticular translucent screens
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Overhead Projectors And Projection Screens (AREA)
- Transforming Electric Information Into Light Information (AREA)
- Optical Elements Other Than Lenses (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US07/040,969 US4730897A (en) | 1987-04-21 | 1987-04-21 | Projection screen having high resolution and good mechanical stability |
Publications (1)
Publication Number | Publication Date |
---|---|
HK44496A true HK44496A (en) | 1996-03-22 |
Family
ID=21913993
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
HK44496A HK44496A (en) | 1987-04-21 | 1996-03-14 | A projection screen having high resolution and good mechanical stability |
Country Status (13)
Country | Link |
---|---|
US (1) | US4730897A (de) |
EP (1) | EP0288117B1 (de) |
JP (1) | JP2855151B2 (de) |
KR (1) | KR0131593B1 (de) |
CN (1) | CN1011089B (de) |
BR (1) | BR8801842A (de) |
CZ (1) | CZ279986B6 (de) |
DD (1) | DD281263A5 (de) |
DE (1) | DE3888385T2 (de) |
DK (1) | DK174583B1 (de) |
ES (1) | ES2051292T3 (de) |
HK (1) | HK44496A (de) |
SK (1) | SK278080B6 (de) |
Families Citing this family (53)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4964695A (en) * | 1987-10-06 | 1990-10-23 | North American Philips Corporation | Lenticular arrays for front projection screens and contrast improving method and device |
JPH0627921B2 (ja) * | 1987-10-19 | 1994-04-13 | 三菱電機株式会社 | 拡大投写装置 |
US4927233A (en) * | 1989-03-06 | 1990-05-22 | Mitsubishi Rayon Co., Ltd. | Rear projection screen |
DK174788B1 (da) * | 1989-05-08 | 2003-11-10 | Dainippon Printing Co Ltd | Baglysprojektionsskærm |
NL8902112A (nl) * | 1989-08-22 | 1991-03-18 | Philips Nv | Doorzichtprojektiescherm en doorzichtprojektiesysteem voorzien van een dergelijk scherm. |
JPH03216635A (ja) * | 1990-01-23 | 1991-09-24 | Pioneer Electron Corp | 投写スクリーン |
US5457572A (en) * | 1992-12-17 | 1995-10-10 | Kuraray Co., Ltd. | Rear-projection screen |
KR0168879B1 (ko) * | 1992-12-25 | 1999-04-15 | 기따지마 요시또시 | 렌티큘러 렌즈, 면광원 및 액정 표시 장치 |
JPH06273852A (ja) * | 1993-03-19 | 1994-09-30 | Matsushita Electric Ind Co Ltd | 透過型キャビネットスクリーンとその製造法 |
US5481385A (en) * | 1993-07-01 | 1996-01-02 | Alliedsignal Inc. | Direct view display device with array of tapered waveguide on viewer side |
US5668662A (en) * | 1994-05-12 | 1997-09-16 | Philips Electronics North America Corporation | Front projection screen with lenticular front surface |
US5521726A (en) * | 1994-08-26 | 1996-05-28 | Alliedsignal Inc. | Polarizer with an array of tapered waveguides |
US5657408A (en) * | 1994-12-23 | 1997-08-12 | Alliedsignal Inc. | Optical device comprising a plurality of units having at least two geometrically-differentiated tapered optical waveguides therein |
US5760955A (en) * | 1995-04-06 | 1998-06-02 | Philips Electronics North America Corporation | Rear projection screen with reduced speckle |
US5697687A (en) * | 1995-04-21 | 1997-12-16 | Thomson Consumer Electronics, Inc. | Projection television screen mounting |
JP3727094B2 (ja) * | 1996-01-12 | 2005-12-14 | 株式会社きもと | 液晶ディスプレイ用バックライト |
JP3698515B2 (ja) * | 1997-03-03 | 2005-09-21 | 三菱電機株式会社 | 透過形スクリーン |
US6280063B1 (en) | 1997-05-09 | 2001-08-28 | 3M Innovative Properties Company | Brightness enhancement article |
JP3532393B2 (ja) * | 1997-08-29 | 2004-05-31 | 大日本印刷株式会社 | 透過型スクリーン |
US6449089B1 (en) | 1998-03-30 | 2002-09-10 | 3M Innovative Properties Company | Rear projection screen with enhanced contrast |
US6163402A (en) * | 1998-06-11 | 2000-12-19 | 3M Innovative Properties Company | Rear projection screen |
US6307675B1 (en) | 1998-12-24 | 2001-10-23 | Toppan Printing Co. Ltd. | Rear-projection screen for use with a liquid crystal panel as a video source |
US6407859B1 (en) * | 1999-01-13 | 2002-06-18 | 3M Innovative Properties Company | Fresnel lens for projection screen |
TW418341B (en) * | 1999-03-01 | 2001-01-11 | Fresnel Optics Inc | An optical element screen |
US6369944B1 (en) | 1999-07-12 | 2002-04-09 | Nashua Corporation | Diffuser-coated projection screen element and method of manufacture |
US6359732B1 (en) * | 1999-08-26 | 2002-03-19 | Kuraray Co., Ltd. | Plastic sheet for rear projection screens |
US6347012B1 (en) | 2000-03-06 | 2002-02-12 | Lockheed Martin Corporation | Display system with improved luminosity |
US6466368B1 (en) * | 2000-04-26 | 2002-10-15 | 3M Innovative Properties Company | Rear projection screen with reduced speckle |
US6819486B2 (en) * | 2001-01-17 | 2004-11-16 | 3M Innovative Properties Company | Projection screen having elongated structures |
US6443579B1 (en) | 2001-05-02 | 2002-09-03 | Kenneth Myers | Field-of-view controlling arrangements |
US6700712B2 (en) * | 2001-11-13 | 2004-03-02 | 3M Innovative Properties Company | Multidirectional single surface optically shaped film |
JP2004145251A (ja) * | 2002-08-30 | 2004-05-20 | Seiko Epson Corp | 透過型スクリーン及びリア型プロジェクタ |
US7102820B2 (en) * | 2002-08-16 | 2006-09-05 | Infocus Corporation | Flat valley fresnel lens for a display device |
US7150537B2 (en) | 2002-08-16 | 2006-12-19 | Infocus Corporation | Projection television device and screen |
US7009765B2 (en) * | 2002-08-16 | 2006-03-07 | Infocus Corporation | Wide angle lens system having a distorted intermediate image |
US6896375B2 (en) * | 2002-08-16 | 2005-05-24 | Infocus Corporation | Rear projection display device having multiple mirrors that are substantially parallel to a screen |
US7341353B2 (en) * | 2002-08-16 | 2008-03-11 | Infocus Corporation | Variable fresnel screen for use in projection device |
US7088509B2 (en) * | 2002-08-16 | 2006-08-08 | Infocus Corporation | Laminate screen for display device |
US7175287B2 (en) * | 2002-08-16 | 2007-02-13 | Infocus Corporation | Wide angle projection lens |
JP2004145252A (ja) * | 2002-08-30 | 2004-05-20 | Seiko Epson Corp | 透過型スクリーン及びリア型プロジェクタ |
EA009996B1 (ru) * | 2003-05-26 | 2008-06-30 | Антон Анатольевич Дремлюга | Проекционный экран и способ его изготовления |
US7080910B2 (en) * | 2003-08-19 | 2006-07-25 | Infocus Corporation | Method and system for a thermal architecture and user adjustable keystone in a display device |
US7259912B2 (en) | 2004-01-06 | 2007-08-21 | Infocus Corporation | Fresnel lens having reduced distortions |
JP4238757B2 (ja) * | 2004-03-19 | 2009-03-18 | セイコーエプソン株式会社 | 透過型スクリーンおよび投写型表示装置 |
TWI264578B (en) * | 2005-04-22 | 2006-10-21 | Ind Tech Res Inst | Microstructure light modulation element and device |
US7253953B2 (en) * | 2005-08-29 | 2007-08-07 | Stewart Filmscreen Corporation | Polymer sheet for projection screen |
US20090080078A1 (en) * | 2007-09-24 | 2009-03-26 | Ching-Bin Lin | Optical film having light-concentrating and light-scattering structured layer |
US7684118B2 (en) * | 2007-11-19 | 2010-03-23 | Entire Technology Co., Ltd. | Diffusion plate and diffusion plate assembly |
TWI438498B (zh) * | 2009-09-01 | 2014-05-21 | Au Optronics Corp | 複合光學膜 |
ES2441515B1 (es) * | 2013-10-22 | 2015-04-06 | C. M. Salvi S.L. | Módulo de iluminación para luminarias de tipo LED y luminaria correspondiente |
US9746689B2 (en) | 2015-09-24 | 2017-08-29 | Intel Corporation | Magnetic fluid optical image stabilization |
US9816687B2 (en) * | 2015-09-24 | 2017-11-14 | Intel Corporation | MEMS LED zoom |
CN109375465A (zh) * | 2018-12-18 | 2019-02-22 | 杭州鹏龙科技有限公司 | 胶体屏幕 |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5512980A (en) * | 1978-07-14 | 1980-01-29 | Canon Inc | Transmission type screen |
JPS5616135U (de) * | 1979-01-17 | 1981-02-12 | ||
JPS5616384A (en) * | 1979-07-20 | 1981-02-17 | Dainippon Printing Co Ltd | Transmissive type color television apparatus |
JPS56117226A (en) * | 1980-02-22 | 1981-09-14 | Matsushita Electric Ind Co Ltd | Transmissive projection screen |
US4340275A (en) * | 1980-06-09 | 1982-07-20 | General Electric Company | Rear projection screen with patterned lenticular prismatic structure |
JPS5846336A (ja) * | 1981-09-14 | 1983-03-17 | Mitsubishi Rayon Co Ltd | 透過型スクリ−ン |
JPS5995525A (ja) * | 1982-11-24 | 1984-06-01 | Mitsubishi Rayon Co Ltd | 背面投影スクリ−ン |
JPS59116938U (ja) * | 1983-01-27 | 1984-08-07 | 大日本印刷株式会社 | テレビスクリ−ン |
JPS59143618A (ja) * | 1983-02-04 | 1984-08-17 | Mitsubishi Rayon Co Ltd | 透過型スクリ−ンの製造方法 |
US4573764A (en) * | 1983-12-30 | 1986-03-04 | North American Philips Consumer Electronics Corp. | Rear projection screen |
JPS606935A (ja) * | 1984-04-06 | 1985-01-14 | Matsushita Electric Ind Co Ltd | 透過形スクリ−ン |
US4679900A (en) * | 1986-06-05 | 1987-07-14 | North American Philips Corporation | Bulk diffuser for a projection television screen |
-
1987
- 1987-04-21 US US07/040,969 patent/US4730897A/en not_active Expired - Lifetime
-
1988
- 1988-04-13 EP EP88200712A patent/EP0288117B1/de not_active Expired - Lifetime
- 1988-04-13 DE DE3888385T patent/DE3888385T2/de not_active Expired - Fee Related
- 1988-04-13 ES ES88200712T patent/ES2051292T3/es not_active Expired - Lifetime
- 1988-04-18 CN CN88102075A patent/CN1011089B/zh not_active Expired
- 1988-04-18 KR KR1019880004373A patent/KR0131593B1/ko not_active IP Right Cessation
- 1988-04-19 DD DD88314878A patent/DD281263A5/de not_active IP Right Cessation
- 1988-04-19 DK DK198802110A patent/DK174583B1/da not_active IP Right Cessation
- 1988-04-19 BR BR8801842A patent/BR8801842A/pt not_active IP Right Cessation
- 1988-04-21 CZ CS882733A patent/CZ279986B6/cs unknown
- 1988-04-21 JP JP63096944A patent/JP2855151B2/ja not_active Expired - Fee Related
- 1988-04-21 SK SK2733-88A patent/SK278080B6/sk unknown
-
1996
- 1996-03-14 HK HK44496A patent/HK44496A/xx not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
DK174583B1 (da) | 2003-07-07 |
DE3888385T2 (de) | 1994-09-29 |
CN1011089B (zh) | 1991-01-02 |
EP0288117B1 (de) | 1994-03-16 |
CZ273388A3 (en) | 1995-05-17 |
DK211088D0 (da) | 1988-04-19 |
EP0288117A3 (en) | 1989-10-18 |
US4730897A (en) | 1988-03-15 |
DE3888385D1 (de) | 1994-04-21 |
CZ279986B6 (cs) | 1995-09-13 |
BR8801842A (pt) | 1988-11-22 |
CN1031608A (zh) | 1989-03-08 |
DK211088A (da) | 1988-10-22 |
JP2855151B2 (ja) | 1999-02-10 |
JPS63282728A (ja) | 1988-11-18 |
ES2051292T3 (es) | 1994-06-16 |
SK273388A3 (en) | 1995-12-06 |
KR880013026A (ko) | 1988-11-29 |
SK278080B6 (en) | 1995-12-06 |
EP0288117A2 (de) | 1988-10-26 |
DD281263A5 (de) | 1990-08-01 |
KR0131593B1 (ko) | 1998-04-11 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
EP0288117A3 (en) | A projection screen having high resolution and good mechanical stability | |
AU102230S (en) | A projection screen | |
EP0323110A3 (en) | Projection screen device | |
GB8928058D0 (en) | Digital image generation | |
EP0361559A3 (en) | Image projection arrangement | |
EP0422620A3 (en) | Screen for projection | |
GB8514717D0 (en) | Projection screen | |
HUT54928A (en) | Screen structure | |
GB2235005B (en) | Screen | |
AU592020B2 (en) | A picture tube arrangement | |
KR970009132B1 (en) | Rear-projection screen | |
EP0372467A3 (en) | Electronic blackboard having image display function | |
GB8827086D0 (en) | Screen | |
GB8824233D0 (en) | Picture hookplate | |
EP0438910A3 (en) | A projection type display apparatus | |
AU7580287A (en) | Projection screen | |
AU2912489A (en) | An arrangement of a projection screen | |
ZA908766B (en) | A screen | |
GB8819085D0 (en) | Image modification | |
GB8629829D0 (en) | Manufacturing projection screen | |
GB8904584D0 (en) | Image projection | |
GB8701668D0 (en) | Projector television | |
GB8817594D0 (en) | Collapsible projector screen | |
AU103827S (en) | A screen | |
AU103385S (en) | A screen support |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PF | Patent in force | ||
PC | Patent ceased (i.e. patent has lapsed due to the failure to pay the renewal fee) |
Effective date: 20070413 |