DK1248145T3 - Bagprojektionsdisplaysystem - Google Patents

Bagprojektionsdisplaysystem

Info

Publication number
DK1248145T3
DK1248145T3 DK02014942T DK02014942T DK1248145T3 DK 1248145 T3 DK1248145 T3 DK 1248145T3 DK 02014942 T DK02014942 T DK 02014942T DK 02014942 T DK02014942 T DK 02014942T DK 1248145 T3 DK1248145 T3 DK 1248145T3
Authority
DK
Denmark
Prior art keywords
display system
projection display
rear projection
projection
display
Prior art date
Application number
DK02014942T
Other languages
Danish (da)
English (en)
Inventor
Makoto Kamiya
Masanori Ogino
Yoshiaki Iwahara
Shoji Kuroda
Shuichi Sakamoto
Takashi Itoh
Original Assignee
Hitachi 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 JP24103794A external-priority patent/JP3653754B2/ja
Priority claimed from JP7034909A external-priority patent/JP2948117B2/ja
Application filed by Hitachi Ltd filed Critical Hitachi Ltd
Application granted granted Critical
Publication of DK1248145T3 publication Critical patent/DK1248145T3/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
    • G03B21/602—Lenticular 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
    • G03B21/604—Polarised 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
    • 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)
DK02014942T 1994-10-05 1995-10-02 Bagprojektionsdisplaysystem DK1248145T3 (da)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JP24103794A JP3653754B2 (ja) 1994-10-05 1994-10-05 透過式スクリーン
JP26220594 1994-10-26
JP7034909A JP2948117B2 (ja) 1994-10-26 1995-02-23 背面投写形ディスプレイシステム
EP19950115557 EP0706077B1 (de) 1994-10-05 1995-10-02 Bildanzeigegerät mit Rückprojektion

Publications (1)

Publication Number Publication Date
DK1248145T3 true DK1248145T3 (da) 2004-08-30

Family

ID=27288572

Family Applications (2)

Application Number Title Priority Date Filing Date
DK02014942T DK1248145T3 (da) 1994-10-05 1995-10-02 Bagprojektionsdisplaysystem
DK95115557T DK0706077T3 (da) 1994-10-05 1995-10-02 Displaysystem af bagprojektionstypen

Family Applications After (1)

Application Number Title Priority Date Filing Date
DK95115557T DK0706077T3 (da) 1994-10-05 1995-10-02 Displaysystem af bagprojektionstypen

Country Status (3)

Country Link
EP (3) EP1248145B1 (de)
DE (2) DE69534138T2 (de)
DK (2) DK1248145T3 (de)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3329147B2 (ja) * 1995-07-03 2002-09-30 松下電器産業株式会社 スクリーン固定装置
KR100219143B1 (ko) * 1996-05-13 1999-09-01 김광호 광학산 및/또는 광산란기능을 갖는 볼록한 돌기들을 구비한 홀로 그래픽 스크린
US6124969A (en) * 1997-08-08 2000-09-26 Kuraray Co., Ltd. Rear projection type image display device
JPH1164608A (ja) * 1997-08-26 1999-03-05 Dainippon Printing Co Ltd レンチキュラーレンズ

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB595255A (en) * 1944-08-09 1947-12-01 Walt Disney Prod Improvements in the manufacture of kinematograph cartoons
US3218924A (en) * 1962-06-25 1965-11-23 Wendell S Miller Rear projection screen
JPH0719029B2 (ja) 1981-10-06 1995-03-06 株式会社日立製作所 投写用スクリ−ン
JPS5988723A (ja) * 1982-11-12 1984-05-22 Dainippon Printing Co Ltd レンチキユラ−スクリ−ン
US4573764A (en) * 1983-12-30 1986-03-04 North American Philips Consumer Electronics Corp. Rear projection screen
JPH077179B2 (ja) 1984-06-13 1995-01-30 株式会社日立製作所 画像投写装置
USRE33795E (en) 1984-06-13 1992-01-14 Hitachi, Ltd. Rear projection apparatus
JPH0731355B2 (ja) * 1985-04-19 1995-04-10 株式会社日立製作所 透過型スクリーン
DE69132092T2 (de) * 1990-10-29 2001-01-11 Kuraray Co., Ltd Lentikuläre blattförmige Linse
US5148309A (en) * 1990-12-14 1992-09-15 Toppan Printing Co., Ltd. Reflective type screen

Also Published As

Publication number Publication date
DE69533324D1 (de) 2004-09-02
DE69534138T2 (de) 2006-02-16
EP0706077A1 (de) 1996-04-10
EP1248145A1 (de) 2002-10-09
DE69533324T2 (de) 2005-02-17
EP1528427A2 (de) 2005-05-04
EP1528427A3 (de) 2006-02-15
DK0706077T3 (da) 2005-05-23
EP0706077B1 (de) 2005-04-13
DE69534138D1 (de) 2005-05-19
EP1248145B1 (de) 2004-07-28

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