DK172551B1 - Baglysprojektionsskærm - Google Patents

Baglysprojektionsskærm Download PDF

Info

Publication number
DK172551B1
DK172551B1 DK198805414A DK541488A DK172551B1 DK 172551 B1 DK172551 B1 DK 172551B1 DK 198805414 A DK198805414 A DK 198805414A DK 541488 A DK541488 A DK 541488A DK 172551 B1 DK172551 B1 DK 172551B1
Authority
DK
Denmark
Prior art keywords
light
screen
combs
tops
screen according
Prior art date
Application number
DK198805414A
Other languages
Danish (da)
English (en)
Other versions
DK541488D0 (da
DK541488A (da
Inventor
Johannes Clausen
Erik Clausen
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
Application filed by Dainippon Printing Co Ltd filed Critical Dainippon Printing Co Ltd
Priority to DK198805414A priority Critical patent/DK172551B1/da
Publication of DK541488D0 publication Critical patent/DK541488D0/da
Priority to US07/320,437 priority patent/US4936652A/en
Priority to JP1253701A priority patent/JP2957201B2/ja
Priority to KR1019890013923A priority patent/KR0144686B1/ko
Priority to EP89309880A priority patent/EP0361917A3/en
Priority to CA000614016A priority patent/CA1321719C/en
Publication of DK541488A publication Critical patent/DK541488A/da
Application granted granted Critical
Publication of DK172551B1 publication Critical patent/DK172551B1/da

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/74—Projection arrangements for image reproduction, e.g. using eidophor
    • 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)
  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Overhead Projectors And Projection Screens (AREA)
  • Transforming Electric Information Into Light Information (AREA)
DK198805414A 1988-09-28 1988-09-28 Baglysprojektionsskærm DK172551B1 (da)

Priority Applications (6)

Application Number Priority Date Filing Date Title
DK198805414A DK172551B1 (da) 1988-09-28 1988-09-28 Baglysprojektionsskærm
US07/320,437 US4936652A (en) 1988-09-28 1989-03-08 Rear projection screen
JP1253701A JP2957201B2 (ja) 1988-09-28 1989-09-28 背面投写スクリーン
KR1019890013923A KR0144686B1 (ko) 1988-09-28 1989-09-28 배면투사스크린
EP89309880A EP0361917A3 (en) 1988-09-28 1989-09-28 Rear-projection screen
CA000614016A CA1321719C (en) 1988-09-28 1989-09-28 Rear-projection screen

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DK541488 1988-09-28
DK198805414A DK172551B1 (da) 1988-09-28 1988-09-28 Baglysprojektionsskærm

Publications (3)

Publication Number Publication Date
DK541488D0 DK541488D0 (da) 1988-09-28
DK541488A DK541488A (da) 1990-03-29
DK172551B1 true DK172551B1 (da) 1999-01-11

Family

ID=8142248

Family Applications (1)

Application Number Title Priority Date Filing Date
DK198805414A DK172551B1 (da) 1988-09-28 1988-09-28 Baglysprojektionsskærm

Country Status (6)

Country Link
US (1) US4936652A (ko)
EP (1) EP0361917A3 (ko)
JP (1) JP2957201B2 (ko)
KR (1) KR0144686B1 (ko)
CA (1) CA1321719C (ko)
DK (1) DK172551B1 (ko)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH03213840A (ja) * 1988-11-22 1991-09-19 Canon Inc 背面投射型スクリーン及びこれを用いた背面投射型画像表示装置
DE3820966A1 (de) * 1988-06-22 1989-12-28 Bke Bildtechnisches Konstrukti Rueckprojektionsscheibe
KR920008057B1 (ko) * 1989-01-28 1992-09-22 주식회사 금성사 광역의 흡수율을 갖는 리어프로젝션 스크린
DK174788B1 (da) * 1989-05-08 2003-11-10 Dainippon Printing Co Ltd Baglysprojektionsskærm
KR920006820B1 (ko) * 1989-10-24 1992-08-20 주식회사 금성사 프로젝터용 배면 투사 스크린
EP0484073B1 (en) * 1990-10-29 2000-04-05 Kuraray Co., Ltd. Lenticular lens sheet
JP2861511B2 (ja) * 1991-07-19 1999-02-24 株式会社セガ・エンタープライゼス 立体映像装置
JP3388780B2 (ja) * 1992-06-19 2003-03-24 株式会社日立製作所 背面投写型画像ディスプレイ装置
US5617152A (en) * 1993-06-20 1997-04-01 Unic View Ltd. Projector system for video and computer generated information
US5706062A (en) * 1993-06-20 1998-01-06 Unic View Ltd. Projector system including keystone correction
JP3593577B2 (ja) * 1996-03-25 2004-11-24 大日本印刷株式会社 レンチキュラーレンズシート
US6424786B1 (en) 1996-12-02 2002-07-23 Honeywell International Inc. Illumination assembly
US6185038B1 (en) * 1997-09-26 2001-02-06 Matsushita Electric Industrial Co., Ltd. Rear projection screen with light diffusion sheet and projector using same
US6600599B2 (en) 1998-06-09 2003-07-29 Avery Dennison Corporation Rear projection screens and light filters with conformable coatings and methods of making the same
US6417966B1 (en) 1999-07-07 2002-07-09 3M Innovative Properties Company Rear projection screen using internal reflection
US6594079B1 (en) 1999-08-04 2003-07-15 Agilent Technologies, Inc. Image screen and method of forming anti-reflective layer thereon
AU7899600A (en) * 1999-10-18 2001-04-30 Bolin Sun Large sized rear projection screen
US6665118B2 (en) * 2000-08-30 2003-12-16 Matsushita Electric Industrial Co., Ltd. Rear-projection screen and rear-projection image display
KR20030001184A (ko) * 2001-06-27 2003-01-06 최해용 고해상도 집광 투과 스크린
JP2006126312A (ja) * 2004-10-27 2006-05-18 Seiko Epson Corp スクリーン、スクリーンの製造方法及びプロジェクタ
JP5762224B2 (ja) * 2011-09-07 2015-08-12 信越ポリマー株式会社 照明器具用の光線制御カバー

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2618198A (en) * 1947-11-22 1952-11-18 Eastman Kodak Co Projection screen
AT180418B (de) * 1951-11-13 1954-12-10 Walter Dipl Ing Dr Techn Hesse Tageslichtschirm für Durchprojektion
US2738706A (en) * 1952-04-04 1956-03-20 Jr Harvey A Thompson Back-lighted projection screens
US3279314A (en) * 1965-10-23 1966-10-18 Wendell S Miller High contrast projection screens
JPS55138632U (ko) * 1980-04-02 1980-10-02
JPS57165830A (en) * 1981-04-07 1982-10-13 Mitsubishi Rayon Co Ltd Lenticular lens for screen
JPS58114026A (ja) * 1981-12-28 1983-07-07 Mitsubishi Rayon Co Ltd 背面投影スクリ−ン
JPS57207235A (en) * 1981-06-15 1982-12-18 Mitsubishi Rayon Co Ltd Renticular lens for screen
US4469402A (en) * 1981-06-15 1984-09-04 Mitsubishi Rayon Co., Ltd. Rear projection screen
DE3149592A1 (de) * 1981-12-15 1983-06-23 Agfa-Gevaert Ag, 5090 Leverkusen Rueckprojektionsschirm und verfahren zu seiner herstellung
NL8300817A (nl) * 1983-03-07 1984-10-01 Philips Nv Projektiescherm.

Also Published As

Publication number Publication date
JPH02118560A (ja) 1990-05-02
US4936652A (en) 1990-06-26
JP2957201B2 (ja) 1999-10-04
EP0361917A2 (en) 1990-04-04
DK541488D0 (da) 1988-09-28
KR900005794A (ko) 1990-04-14
CA1321719C (en) 1993-08-31
EP0361917A3 (en) 1990-07-18
DK541488A (da) 1990-03-29
KR0144686B1 (ko) 1998-07-15

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Legal Events

Date Code Title Description
B1 Patent granted (law 1993)
PUP Patent expired