FR2941538B1 - Optical device for forming a 3d image, visible without glasses, created from an object via a field lens, and incorporating the means for adjusting the formation of this image - Google Patents

Optical device for forming a 3d image, visible without glasses, created from an object via a field lens, and incorporating the means for adjusting the formation of this image

Info

Publication number
FR2941538B1
FR2941538B1 FR0900317A FR0900317A FR2941538B1 FR 2941538 B1 FR2941538 B1 FR 2941538B1 FR 0900317 A FR0900317 A FR 0900317A FR 0900317 A FR0900317 A FR 0900317A FR 2941538 B1 FR2941538 B1 FR 2941538B1
Authority
FR
France
Prior art keywords
image
glasses
incorporating
visible
created
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
FR0900317A
Other languages
French (fr)
Other versions
FR2941538A1 (en
Inventor
Alain Conraud
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.)
VOXEL ELECTRONICS INDUSTRIES
VOXEL ELECTRONICS IND
Original Assignee
VOXEL ELECTRONICS INDUSTRIES
VOXEL ELECTRONICS IND
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 VOXEL ELECTRONICS INDUSTRIES, VOXEL ELECTRONICS IND filed Critical VOXEL ELECTRONICS INDUSTRIES
Priority to FR0900317A priority Critical patent/FR2941538B1/en
Publication of FR2941538A1 publication Critical patent/FR2941538A1/en
Application granted granted Critical
Publication of FR2941538B1 publication Critical patent/FR2941538B1/en
Application status is Expired - Fee Related legal-status Critical
Anticipated expiration legal-status Critical

Links

Classifications

    • GPHYSICS
    • G03PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03BAPPARATUS 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
    • G03B21/00Projectors or projection-type viewers; Accessories therefor
    • G03B21/54Accessories
    • G03B21/56Projection screens
    • G03B21/58Projection screens collapsible, e.g. foldable; of variable area
    • GPHYSICS
    • G02OPTICS
    • G02BOPTICAL ELEMENTS, SYSTEMS, OR APPARATUS
    • G02B27/00Other optical systems; Other optical apparatus
    • G02B27/02Viewing or reading apparatus
    • G02B27/022Viewing apparatus
    • GPHYSICS
    • G02OPTICS
    • G02BOPTICAL ELEMENTS, SYSTEMS, OR APPARATUS
    • G02B27/00Other optical systems; Other optical apparatus
    • G02B27/22Other optical systems; Other optical apparatus for producing stereoscopic or other three dimensional effects
    • G02B27/2271Other optical systems; Other optical apparatus for producing stereoscopic or other three dimensional effects the image being built up from image elements distributed over a three dimensional volume, e.g. by scanning the volume with modulated beams of radiation
    • G02B27/2292Other optical systems; Other optical apparatus for producing stereoscopic or other three dimensional effects the image being built up from image elements distributed over a three dimensional volume, e.g. by scanning the volume with modulated beams of radiation involving projecting an aerial or floating image
    • GPHYSICS
    • G03PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03BAPPARATUS 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
    • G03B21/00Projectors or projection-type viewers; Accessories therefor
    • G03B21/54Accessories
    • G03B21/56Projection screens
    • G03B21/60Projection screens characterised by the nature of the surface
    • G03B21/62Translucent screens
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N13/00Stereoscopic video systems; Multi-view video systems; Details thereof
    • H04N13/30Image reproducers
    • H04N13/388Volumetric displays, i.e. systems where the image is built up from picture elements distributed through a volume
    • GPHYSICS
    • G02OPTICS
    • G02BOPTICAL ELEMENTS, SYSTEMS, OR APPARATUS
    • G02B15/00Optical objectives with means for varying the magnification
    • G02B15/02Optical objectives with means for varying the magnification by changing, adding, or subtracting a part of the objective, e.g. convertible objective
    • GPHYSICS
    • G02OPTICS
    • G02BOPTICAL ELEMENTS, SYSTEMS, OR APPARATUS
    • G02B7/00Mountings, adjusting means, or light-tight connections, for optical elements
    • G02B7/02Mountings, adjusting means, or light-tight connections, for optical elements for lenses
    • G02B7/021Mountings, adjusting means, or light-tight connections, for optical elements for lenses for more than one lens
FR0900317A 2009-01-26 2009-01-26 Optical device for forming a 3d image, visible without glasses, created from an object via a field lens, and incorporating the means for adjusting the formation of this image Expired - Fee Related FR2941538B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR0900317A FR2941538B1 (en) 2009-01-26 2009-01-26 Optical device for forming a 3d image, visible without glasses, created from an object via a field lens, and incorporating the means for adjusting the formation of this image

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR0900317A FR2941538B1 (en) 2009-01-26 2009-01-26 Optical device for forming a 3d image, visible without glasses, created from an object via a field lens, and incorporating the means for adjusting the formation of this image

Publications (2)

Publication Number Publication Date
FR2941538A1 FR2941538A1 (en) 2010-07-30
FR2941538B1 true FR2941538B1 (en) 2011-04-22

Family

ID=41010846

Family Applications (1)

Application Number Title Priority Date Filing Date
FR0900317A Expired - Fee Related FR2941538B1 (en) 2009-01-26 2009-01-26 Optical device for forming a 3d image, visible without glasses, created from an object via a field lens, and incorporating the means for adjusting the formation of this image

Country Status (1)

Country Link
FR (1) FR2941538B1 (en)

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB674193A (en) * 1948-12-09 1952-06-18 Eastman Kodak Co Improvements in or relating to optical comparators
GB817455A (en) * 1956-10-01 1959-07-29 Kodak Ltd Improvements in or relating to reversible lens attachments
DE3808406A1 (en) * 1987-09-29 1989-04-06 Wolfgang Lettner A device for generating aerial images resulting from reflection
FR2785396B1 (en) * 1998-10-30 2001-02-23 Alain Conraud An optical image display has three visible dimensions in natural terrain in front of a screen, without any special glasses or prostheses
FR2795829B3 (en) * 1999-06-29 2001-09-07 Maurice Bocquet Device for the video images terrain and any information or luminescent and electroluminescent
FR2834078B1 (en) * 2001-12-21 2004-03-12 Voxel Electronics Ind An optical viewing real images, high brightness and high contrast, and having a reduced size in depth
EP2068191A1 (en) * 2007-12-07 2009-06-10 Kyung Gun Choi Image output device capable of enlarged projection

Also Published As

Publication number Publication date
FR2941538A1 (en) 2010-07-30

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Legal Events

Date Code Title Description
TP Transmission of property
ST Notification of lapse

Effective date: 20140930