FR2920889B1 - Ecran de retroprojection - Google Patents

Ecran de retroprojection

Info

Publication number
FR2920889B1
FR2920889B1 FR0757439A FR0757439A FR2920889B1 FR 2920889 B1 FR2920889 B1 FR 2920889B1 FR 0757439 A FR0757439 A FR 0757439A FR 0757439 A FR0757439 A FR 0757439A FR 2920889 B1 FR2920889 B1 FR 2920889B1
Authority
FR
France
Prior art keywords
retroprojection
screen
retroprojection screen
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Fee Related
Application number
FR0757439A
Other languages
English (en)
Other versions
FR2920889A1 (fr
Inventor
Frederic Pons
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
FREDERIC PONS, ID
Original Assignee
ECRANPLUS
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 ECRANPLUS filed Critical ECRANPLUS
Priority to FR0757439A priority Critical patent/FR2920889B1/fr
Priority to PCT/FR2008/051564 priority patent/WO2009044036A1/fr
Publication of FR2920889A1 publication Critical patent/FR2920889A1/fr
Application granted granted Critical
Publication of FR2920889B1 publication Critical patent/FR2920889B1/fr
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • 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)
FR0757439A 2007-09-07 2007-09-07 Ecran de retroprojection Expired - Fee Related FR2920889B1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
FR0757439A FR2920889B1 (fr) 2007-09-07 2007-09-07 Ecran de retroprojection
PCT/FR2008/051564 WO2009044036A1 (fr) 2007-09-07 2008-09-03 Ecran de retroprojection applique a l ' eau sur un support transparent

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR0757439A FR2920889B1 (fr) 2007-09-07 2007-09-07 Ecran de retroprojection

Publications (2)

Publication Number Publication Date
FR2920889A1 FR2920889A1 (fr) 2009-03-13
FR2920889B1 true FR2920889B1 (fr) 2009-12-04

Family

ID=39322517

Family Applications (1)

Application Number Title Priority Date Filing Date
FR0757439A Expired - Fee Related FR2920889B1 (fr) 2007-09-07 2007-09-07 Ecran de retroprojection

Country Status (2)

Country Link
FR (1) FR2920889B1 (fr)
WO (1) WO2009044036A1 (fr)

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1187966A (fr) * 1957-11-13 1959-09-17 Procédé pour la fabrication d'écrans colorés pour appareils de télévision et feuilles conformes à celles ainsi obtenues
US4083626A (en) * 1975-04-04 1978-04-11 Fuji Photo Film Co., Ltd. Rear projection screens
US5594561A (en) * 1993-03-31 1997-01-14 Palomar Technologies Corporation Flat panel display with elliptical diffuser and fiber optic plate
JP3788800B2 (ja) * 2003-12-26 2006-06-21 セイコーエプソン株式会社 エッチング方法
WO2006017585A1 (fr) * 2004-08-04 2006-02-16 Fusion Optix, Inc. Élément de diffusion multizone de lumière
US7130118B2 (en) * 2004-08-06 2006-10-31 Hewlett-Packard Development Company, L.P. Dynamic projection screen
JP2006162838A (ja) * 2004-12-06 2006-06-22 Asahi Glass Co Ltd 透過型スクリーンおよびこれを有する背面投射型プロジェクションテレビ
JP2006259028A (ja) * 2005-03-16 2006-09-28 Mizuno Corp 透過型スクリーンとその製造法

Also Published As

Publication number Publication date
WO2009044036A1 (fr) 2009-04-09
FR2920889A1 (fr) 2009-03-13

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Legal Events

Date Code Title Description
CL Concession to grant licences

Name of requester: VISUEL COM, FR

Effective date: 20110914

TP Transmission of property

Owner name: FREDERIC PONS, ID

Effective date: 20110914

PLFP Fee payment

Year of fee payment: 10

ST Notification of lapse

Effective date: 20180531