FR2046869B1 - - Google Patents

Info

Publication number
FR2046869B1
FR2046869B1 FR707022486A FR7022486A FR2046869B1 FR 2046869 B1 FR2046869 B1 FR 2046869B1 FR 707022486 A FR707022486 A FR 707022486A FR 7022486 A FR7022486 A FR 7022486A FR 2046869 B1 FR2046869 B1 FR 2046869B1
Authority
FR
France
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
Application number
FR707022486A
Other versions
FR2046869A1 (fr
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.)
Ricoh Co Ltd
Original Assignee
Ricoh 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 Ricoh Co Ltd filed Critical Ricoh Co Ltd
Publication of FR2046869A1 publication Critical patent/FR2046869A1/fr
Application granted granted Critical
Publication of FR2046869B1 publication Critical patent/FR2046869B1/fr
Expired legal-status Critical Current

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
    • G03B21/606—Projection screens characterised by the nature of the surface for relief projection

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Projection Apparatus (AREA)
  • Overhead Projectors And Projection Screens (AREA)
  • Devices For Indicating Variable Information By Combining Individual Elements (AREA)
FR707022486A 1969-06-18 1970-06-18 Expired FR2046869B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP44048475A JPS51456B1 (fr) 1969-06-18 1969-06-18

Publications (2)

Publication Number Publication Date
FR2046869A1 FR2046869A1 (fr) 1971-03-12
FR2046869B1 true FR2046869B1 (fr) 1973-01-12

Family

ID=12804394

Family Applications (1)

Application Number Title Priority Date Filing Date
FR707022486A Expired FR2046869B1 (fr) 1969-06-18 1970-06-18

Country Status (4)

Country Link
JP (1) JPS51456B1 (fr)
DE (1) DE2029800B2 (fr)
FR (1) FR2046869B1 (fr)
GB (1) GB1311921A (fr)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB8829614D0 (en) * 1988-12-20 1989-02-15 Ridgway Michael A method of producing stereoscopic and other visual effects with relative movement and persistence of vision
JP2007187745A (ja) * 2006-01-11 2007-07-26 Sony Corp 画像表示装置
JP4728825B2 (ja) * 2006-02-06 2011-07-20 日本放送協会 立体像表示装置
US8189037B2 (en) * 2010-03-17 2012-05-29 Seiko Epson Corporation Various configurations of the viewing window based 3D display system
DE202016006196U1 (de) 2016-10-06 2017-02-21 SCI Data GbR (vertretungsberechtigter Gesellschafter: Daniel Linder, 91611 Lehrberg; Patrick Linder, 91611 Lehrberg) Lichtquelle mit optischer Richtfolie

Also Published As

Publication number Publication date
JPS51456B1 (fr) 1976-01-08
GB1311921A (en) 1973-03-28
FR2046869A1 (fr) 1971-03-12
DE2029800B2 (de) 1976-08-12
DE2029800A1 (de) 1971-01-14

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Legal Events

Date Code Title Description
ST Notification of lapse