CH520344A - Ecran de projection - Google Patents

Ecran de projection

Info

Publication number
CH520344A
CH520344A CH511570A CH511570A CH520344A CH 520344 A CH520344 A CH 520344A CH 511570 A CH511570 A CH 511570A CH 511570 A CH511570 A CH 511570A CH 520344 A CH520344 A CH 520344A
Authority
CH
Switzerland
Prior art keywords
projection screen
projection
screen
Prior art date
Application number
CH511570A
Other languages
English (en)
Inventor
Richard Firth Ronald
Original Assignee
Eastman Kodak Co
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 Eastman Kodak Co filed Critical Eastman Kodak Co
Publication of CH520344A publication Critical patent/CH520344A/fr

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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Overhead Projectors And Projection Screens (AREA)
  • Projection Apparatus (AREA)
CH511570A 1969-04-07 1970-04-07 Ecran de projection CH520344A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US81393669A 1969-04-07 1969-04-07

Publications (1)

Publication Number Publication Date
CH520344A true CH520344A (fr) 1972-03-15

Family

ID=25213804

Family Applications (1)

Application Number Title Priority Date Filing Date
CH511570A CH520344A (fr) 1969-04-07 1970-04-07 Ecran de projection

Country Status (6)

Country Link
US (1) US3610728A (fr)
JP (1) JPS495256B1 (fr)
BE (1) BE748612A (fr)
CH (1) CH520344A (fr)
FR (1) FR2042975A5 (fr)
GB (1) GB1306090A (fr)

Families Citing this family (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3712708A (en) * 1971-09-09 1973-01-23 J Brown Lenticular projection screen
JPS5132539U (fr) * 1974-08-26 1976-03-10
JPS5134434U (fr) * 1974-09-04 1976-03-13
JPS5286274U (fr) * 1975-12-23 1977-06-28
ES2125740B1 (es) * 1993-02-12 1999-11-16 Sony Corp Retroproyector que tiene un bastidor de montaje de pantalla inclinado en angulo
JPH08262566A (ja) * 1994-07-22 1996-10-11 Mitsubishi Electric Corp 投写型表示装置
USD430189S (en) * 1999-03-03 2000-08-29 3M Innovative Properties Company Integrated projection system
DE50101504D1 (de) * 2001-02-28 2004-03-25 Benjamin Gabel Videokamera und Adapter für eine Videokamera
US7080498B2 (en) * 2004-12-02 2006-07-25 Sunview Marketing International System and method for harvesting grape clusters
JP2006343663A (ja) * 2005-06-10 2006-12-21 Sony Corp 画像投影装置及びこれに用いるスクリーン
US7720368B2 (en) * 2005-07-15 2010-05-18 Redrock Microsystems, Llc System, method and apparatus for enhancing a projected image
JP4605032B2 (ja) * 2006-01-25 2011-01-05 ソニー株式会社 スクリーン及び画像投影装置
JP4193899B2 (ja) * 2006-04-05 2008-12-10 三菱電機株式会社 投写型画像表示装置
JP4961815B2 (ja) * 2006-04-17 2012-06-27 セイコーエプソン株式会社 スクリーン、リアプロジェクタ及び画像表示装置
US20100220299A1 (en) * 2006-05-26 2010-09-02 Tetsuro Mizushima Image display device
US7660037B2 (en) 2006-06-06 2010-02-09 Seiko Epson Corporation Screen, projector, and image display device
JP4961842B2 (ja) * 2006-06-06 2012-06-27 セイコーエプソン株式会社 スクリーン、プロジェクタ及び画像表示装置
JP2008020485A (ja) * 2006-07-10 2008-01-31 Sony Corp 画像投影システム及びこれに用いるスクリーン
JP5532535B2 (ja) * 2006-08-28 2014-06-25 セイコーエプソン株式会社 プロジェクタ
US20080192501A1 (en) * 2007-02-12 2008-08-14 Texas Instruments Incorporated System and method for displaying images
JP4969294B2 (ja) * 2007-04-03 2012-07-04 三菱電機株式会社 投写型画像表示装置
JP4467598B2 (ja) * 2007-04-12 2010-05-26 三菱電機株式会社 投写型画像表示装置
CA2909452C (fr) 2013-05-09 2024-03-26 Imax Europe Sa Procedes et systemes pour faire vibrer un ecran
CN108153098B (zh) * 2014-01-03 2020-12-15 杜比实验室特许公司 散斑抑制系统
CN112817206B (zh) 2014-12-09 2022-05-27 图像影院国际有限公司 使屏幕振动的方法和系统

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB592815A (en) * 1945-05-25 1947-09-30 Taylor Taylor & Hobson Ltd Improvements in or relating to translucent diffusion screens
US3125927A (en) * 1964-03-24 Projection screen
US2326042A (en) * 1939-09-11 1943-08-03 Stephen Junkunc Jr Projector and viewing screen
US2525596A (en) * 1949-01-21 1950-10-10 Jones & Lamson Mach Co Optical projection screen
US2689387A (en) * 1949-11-28 1954-09-21 William P Carr Blind
US2780136A (en) * 1952-03-10 1957-02-05 Richard T Erban Kinoptic devices
US2837008A (en) * 1952-03-10 1958-06-03 Richard T Erban Kinoptic devices
CH381886A (it) * 1961-03-22 1964-09-15 Omi Ottico Mecc Italiana Dispositivo per osservare per trasparenza proiezioni di immagini fottografiche, particolarmente adatto per applicazioni fotogrammetriche
US3473862A (en) * 1967-03-06 1969-10-21 Singer General Precision Optical screen orbital movement system

Also Published As

Publication number Publication date
FR2042975A5 (fr) 1971-02-12
JPS495256B1 (fr) 1974-02-06
US3610728A (en) 1971-10-05
BE748612A (fr) 1970-09-16
GB1306090A (fr) 1973-02-07

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Legal Events

Date Code Title Description
PL Patent ceased