DK165308C - Bagfra belyst projektionsskaerm - Google Patents

Bagfra belyst projektionsskaerm

Info

Publication number
DK165308C
DK165308C DK472583A DK472583A DK165308C DK 165308 C DK165308 C DK 165308C DK 472583 A DK472583 A DK 472583A DK 472583 A DK472583 A DK 472583A DK 165308 C DK165308 C DK 165308C
Authority
DK
Denmark
Prior art keywords
projection screen
rear illuminated
illuminated projection
screen
projection
Prior art date
Application number
DK472583A
Other languages
English (en)
Other versions
DK472583D0 (da
DK165308B (da
DK472583A (da
Inventor
Yutaro Moriguchi
Makoto Honda
Akira Izawa
Yasuaki Ishii
Original Assignee
Dainippon Printing Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Priority claimed from JP57180790A external-priority patent/JPS5969748A/ja
Priority claimed from JP1982155928U external-priority patent/JPS5961917U/ja
Priority claimed from JP1982183175U external-priority patent/JPS5987042U/ja
Application filed by Dainippon Printing Co Ltd filed Critical Dainippon Printing Co Ltd
Publication of DK472583D0 publication Critical patent/DK472583D0/da
Publication of DK472583A publication Critical patent/DK472583A/da
Publication of DK165308B publication Critical patent/DK165308B/da
Application granted granted Critical
Publication of DK165308C publication Critical patent/DK165308C/da

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
    • G03B21/625—Lenticular translucent screens

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Overhead Projectors And Projection Screens (AREA)
DK472583A 1982-10-15 1983-10-13 Bagfra belyst projektionsskaerm DK165308C (da)

Applications Claiming Priority (6)

Application Number Priority Date Filing Date Title
JP15592882 1982-10-15
JP18079082 1982-10-15
JP57180790A JPS5969748A (ja) 1982-10-15 1982-10-15 透過型投影スクリ−ン
JP1982155928U JPS5961917U (ja) 1982-10-15 1982-10-15 レンチキユラ−レンズシ−ト成型用金型
JP18317582 1982-12-03
JP1982183175U JPS5987042U (ja) 1982-12-03 1982-12-03 レンチキユラ−レンズ板

Publications (4)

Publication Number Publication Date
DK472583D0 DK472583D0 (da) 1983-10-13
DK472583A DK472583A (da) 1984-04-16
DK165308B DK165308B (da) 1992-11-02
DK165308C true DK165308C (da) 1993-03-22

Family

ID=27320919

Family Applications (1)

Application Number Title Priority Date Filing Date
DK472583A DK165308C (da) 1982-10-15 1983-10-13 Bagfra belyst projektionsskaerm

Country Status (3)

Country Link
US (1) US4509823A (da)
CA (1) CA1240867A (da)
DK (1) DK165308C (da)

Families Citing this family (45)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4548469A (en) * 1984-06-07 1985-10-22 Mitsubishi Rayon Co., Ltd. Rear projection screen
DK156596C (da) * 1985-08-30 1990-01-29 Scan Screen Production A S Transparent baglysprojektionsskaerm
NL8503526A (nl) * 1985-12-20 1987-07-16 Philips Nv Doorzichtprojektiescherm.
JP2656770B2 (ja) * 1987-07-21 1997-09-24 三菱レイヨン株式会社 透過型スクリーン
US4964695A (en) * 1987-10-06 1990-10-23 North American Philips Corporation Lenticular arrays for front projection screens and contrast improving method and device
JP2695422B2 (ja) * 1988-01-14 1997-12-24 三菱レイヨン株式会社 透過型スクリーン
DK687288A (da) * 1988-12-09 1990-06-10 Dainippon Printing Co Ltd Baglysprojektionsskaerm
US4927233A (en) * 1989-03-06 1990-05-22 Mitsubishi Rayon Co., Ltd. Rear projection screen
JPH03216635A (ja) * 1990-01-23 1991-09-24 Pioneer Electron Corp 投写スクリーン
US6870681B1 (en) 1992-09-21 2005-03-22 University Of Arkansas, N.A. Directional image transmission sheet and method of making same
US6724536B2 (en) 1990-05-18 2004-04-20 University Of Arkansas Directional image lenticular window sheet
US6817532B2 (en) 1992-02-12 2004-11-16 Lenscard U.S., Llc Wallet card with built-in light
US6769618B1 (en) 1992-02-12 2004-08-03 Lenscard U.S., Llc Wallet card with a magnifying lens and light
US6176430B1 (en) * 1992-02-12 2001-01-23 Lenscard U.S. Llc Method for making a wallet card with an integral magnifying lens
JP2734914B2 (ja) * 1992-12-14 1998-04-02 三菱電機株式会社 透過型スクリーンおよびその製造方法
US5933276A (en) * 1994-04-13 1999-08-03 Board Of Trustees, University Of Arkansas, N.A. Aberration-free directional image window sheet
US5642226A (en) 1995-01-18 1997-06-24 Rosenthal; Bruce A. Lenticular optical system
US6424786B1 (en) 1996-12-02 2002-07-23 Honeywell International Inc. Illumination assembly
DE69812210T2 (de) * 1997-04-25 2003-12-04 Kuraray Co Durchlicht-Projektionsschirm
JPH1195005A (ja) * 1997-09-19 1999-04-09 Dainippon Printing Co Ltd レンチキュラーレンズシートとその製造方法及び透過型スクリーン
DE69830303T2 (de) * 1997-12-29 2006-02-02 Koninklijke Philips Electronics N.V. Rückprojektionsschirm
US6597502B2 (en) 1998-02-23 2003-07-22 Dai Nippon Printing Co., Ltd. Rear projection screen with uniformity of luminance
JP3537309B2 (ja) * 1998-02-23 2004-06-14 大日本印刷株式会社 透過型スクリーン用レンズシート及び透過型スクリーン
US6384970B1 (en) * 1998-08-05 2002-05-07 Kuraray Co., Ltd. Lenticular lens sheet and method for producing it
US6624934B1 (en) * 1999-06-18 2003-09-23 3M Innovative Properties Company Projection screen using variable power lenticular lens for asymmetric viewing angle
US6535333B1 (en) 2000-11-21 2003-03-18 3M Innovative Properties Company Optical system with reduced color shift
US6819486B2 (en) * 2001-01-17 2004-11-16 3M Innovative Properties Company Projection screen having elongated structures
US6631030B2 (en) 2001-03-30 2003-10-07 3M Innovative Properties Company Projection screens and methods for making such projection screens
US6870670B2 (en) 2001-04-06 2005-03-22 3M Innovative Properties Company Screens and methods for displaying information
US20030163367A1 (en) * 2001-04-06 2003-08-28 3M Innovative Properties Company Screens and methods for displaying information
DE10225636B4 (de) * 2002-06-07 2013-06-06 Helmut Würz Einrichtung zur Erzeugung quasi-stereoskopischer Bildeindrücke aus flächigen zweidimensionalen Bildern
CN1675567A (zh) * 2002-08-09 2005-09-28 可乐丽股份有限公司 双凸透镜板及其制造方法
TW589904B (en) * 2002-12-18 2004-06-01 Prodisc Technology Inc Rear projection screen, optical component of rear projection screen and method for manufacturing thereof
TW586322B (en) * 2002-12-18 2004-05-01 Prodisc Technology Inc Rear projection screen, optical component of a rear projection screen and method for manufacturing thereof
JP4380522B2 (ja) * 2004-02-06 2009-12-09 日本ビクター株式会社 マイクロレンズアレイ用複製型の製造方法
US7339737B2 (en) * 2004-04-23 2008-03-04 Microvision, Inc. Beam multiplier that can be used as an exit-pupil expander and related system and method
KR100623014B1 (ko) * 2004-08-28 2006-09-19 엘지전자 주식회사 블랙매트릭스가 구비된 마이크로렌즈 배열 시트 및 그제조방법
KR20060133484A (ko) * 2005-06-20 2006-12-26 히다치 막셀 가부시키가이샤 조명장치, 표시장치, 광학시트 및 그 제조방법
WO2008137322A1 (en) * 2007-05-07 2008-11-13 3M Innovative Properties Company Projection screen
US7923675B2 (en) 2007-06-06 2011-04-12 3M Innovative Properties Company Projection system having avirtual mask
KR200457205Y1 (ko) 2009-07-07 2011-12-08 장순구 렌즈 효과를 가지는 시트 및 이를 이용한 북 케이스
JP5382037B2 (ja) * 2011-03-17 2014-01-08 ブラザー工業株式会社 レンチキュラーシート及びレンチキュラーシートの製造方法
KR20140064446A (ko) * 2012-11-20 2014-05-28 삼성전자주식회사 프론트 프로젝션 디스플레이 장치용 반사형 스크린
KR20180010791A (ko) * 2016-07-22 2018-01-31 삼성전자주식회사 지향성 백라이트 유닛, 이의 제작방법, 이를 포함하는 입체 영상 표시 장치
JP2022501619A (ja) * 2018-09-17 2022-01-06 ハイパーステルス・バイオテクノロジー・コーポレーション レーザ散乱、偏位および操作のためのシステムおよび方法

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3523717A (en) * 1967-02-01 1970-08-11 Gen Electric Composite back projection screen
US3848980A (en) * 1971-08-24 1974-11-19 Polaroid Corp Projector apparatus and system employing unique screen
JPS5251538Y2 (da) * 1972-04-25 1977-11-22
US4418986A (en) * 1981-04-07 1983-12-06 Mitsubishi Rayon Co., Ltd. Rear projection screen
US4469402A (en) * 1981-06-15 1984-09-04 Mitsubishi Rayon Co., Ltd. Rear projection screen
JPS5879731U (ja) * 1981-11-26 1983-05-30 ソニー株式会社 リアプロジエクタ装置
JPS58145933A (ja) * 1982-02-25 1983-08-31 Mitsubishi Rayon Co Ltd 背面投影スクリ−ン
US4452509A (en) * 1982-04-28 1984-06-05 Rca Corporation Projection television screen having a selected audience envelope

Also Published As

Publication number Publication date
US4509823A (en) 1985-04-09
CA1240867A (en) 1988-08-23
DK472583D0 (da) 1983-10-13
DK165308B (da) 1992-11-02
DK472583A (da) 1984-04-16

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Legal Events

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PUP Patent expired