DK470483A - Transparent baglysprojektionsskaerm - Google Patents

Transparent baglysprojektionsskaerm Download PDF

Info

Publication number
DK470483A
DK470483A DK470483A DK470483A DK470483A DK 470483 A DK470483 A DK 470483A DK 470483 A DK470483 A DK 470483A DK 470483 A DK470483 A DK 470483A DK 470483 A DK470483 A DK 470483A
Authority
DK
Denmark
Prior art keywords
projection screen
transparent backlight
backlight projection
transparent
screen
Prior art date
Application number
DK470483A
Other languages
English (en)
Other versions
DK151320C (da
DK470483D0 (da
DK151320B (da
Inventor
Erik Clausen
Johannes Clausen
Original Assignee
Scan Screen
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 Scan Screen filed Critical Scan Screen
Priority to DK470483A priority Critical patent/DK151320C/da
Publication of DK470483D0 publication Critical patent/DK470483D0/da
Priority to US06/656,997 priority patent/US4561720A/en
Publication of DK470483A publication Critical patent/DK470483A/da
Publication of DK151320B publication Critical patent/DK151320B/da
Application granted granted Critical
Publication of DK151320C publication Critical patent/DK151320C/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)
DK470483A 1983-10-12 1983-10-12 Transparent baglysprojektionsskaerm DK151320C (da)

Priority Applications (2)

Application Number Priority Date Filing Date Title
DK470483A DK151320C (da) 1983-10-12 1983-10-12 Transparent baglysprojektionsskaerm
US06/656,997 US4561720A (en) 1983-10-12 1984-10-02 Transparent rear projection screen

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DK470483A DK151320C (da) 1983-10-12 1983-10-12 Transparent baglysprojektionsskaerm
DK470483 1983-10-12

Publications (4)

Publication Number Publication Date
DK470483D0 DK470483D0 (da) 1983-10-12
DK470483A true DK470483A (da) 1985-04-13
DK151320B DK151320B (da) 1987-11-23
DK151320C DK151320C (da) 1988-05-09

Family

ID=8135957

Family Applications (1)

Application Number Title Priority Date Filing Date
DK470483A DK151320C (da) 1983-10-12 1983-10-12 Transparent baglysprojektionsskaerm

Country Status (2)

Country Link
US (1) US4561720A (da)
DK (1) DK151320C (da)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DK156596C (da) * 1985-08-30 1990-01-29 Scan Screen Production A S Transparent baglysprojektionsskaerm
JP2667816B2 (ja) * 1986-09-20 1997-10-27 キヤノン株式会社 液晶素子
US4708435A (en) * 1986-10-30 1987-11-24 Mitsubishi Rayon Co., Ltd. Rear projection screen
NL8700135A (nl) * 1987-01-21 1988-08-16 Philips Nv Doorzichtprojektiescherm en doorzichtprojektiesysteem voorzien van een dergelijk scherm.
DK687288A (da) * 1988-12-09 1990-06-10 Dainippon Printing Co Ltd Baglysprojektionsskaerm
NL8902112A (nl) * 1989-08-22 1991-03-18 Philips Nv Doorzichtprojektiescherm en doorzichtprojektiesysteem voorzien van een dergelijk scherm.
CN1216617A (zh) * 1996-03-18 1999-05-12 扫描影像屏幕公司 背面投影屏
DE69802552T2 (de) * 1997-07-04 2002-06-27 Scan Vision Screen Aps, Roskilde Retroprojektionsschirm
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
DE10082052T1 (de) * 1999-07-02 2001-09-27 Thomson Licensing Sa Fernseh-Projektionsschirm
JP2013213883A (ja) * 2012-03-31 2013-10-17 Dainippon Printing Co Ltd 透過型スクリーン、背面投射型表示装置

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT180418B (de) * 1951-11-13 1954-12-10 Walter Dipl Ing Dr Techn Hesse Tageslichtschirm für Durchprojektion
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
JPS58145933A (ja) * 1982-02-25 1983-08-31 Mitsubishi Rayon Co Ltd 背面投影スクリ−ン

Also Published As

Publication number Publication date
DK151320C (da) 1988-05-09
DK470483D0 (da) 1983-10-12
US4561720A (en) 1985-12-31
DK151320B (da) 1987-11-23

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PUP Patent expired