FR2268275B3 - - Google Patents

Info

Publication number
FR2268275B3
FR2268275B3 FR7512342A FR7512342A FR2268275B3 FR 2268275 B3 FR2268275 B3 FR 2268275B3 FR 7512342 A FR7512342 A FR 7512342A FR 7512342 A FR7512342 A FR 7512342A FR 2268275 B3 FR2268275 B3 FR 2268275B3
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
FR7512342A
Other versions
FR2268275A1 (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.)
CREATIVE OPTICS Inc
Original Assignee
CREATIVE OPTICS Inc
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 CREATIVE OPTICS Inc filed Critical CREATIVE OPTICS Inc
Publication of FR2268275A1 publication Critical patent/FR2268275A1/fr
Application granted granted Critical
Publication of FR2268275B3 publication Critical patent/FR2268275B3/fr
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B30/00—Optical systems or apparatus for producing three-dimensional [3D] effects, e.g. stereoscopic images
    • G02B30/40—Optical systems or apparatus for producing three-dimensional [3D] effects, e.g. stereoscopic images giving the observer of a single two-dimensional [2D] image a perception of depth

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Projection Apparatus (AREA)
  • Testing, Inspecting, Measuring Of Stereoscopic Televisions And Televisions (AREA)
FR7512342A 1974-04-22 1975-04-21 Expired FR2268275B3 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/462,804 US3930723A (en) 1974-04-22 1974-04-22 Method and apparatus for viewing pictures

Publications (2)

Publication Number Publication Date
FR2268275A1 FR2268275A1 (fr) 1975-11-14
FR2268275B3 true FR2268275B3 (fr) 1978-11-10

Family

ID=23837814

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7512342A Expired FR2268275B3 (fr) 1974-04-22 1975-04-21

Country Status (6)

Country Link
US (1) US3930723A (fr)
JP (1) JPS50147340A (fr)
DE (1) DE2516963A1 (fr)
FR (1) FR2268275B3 (fr)
GB (1) GB1482720A (fr)
ZA (1) ZA752402B (fr)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1089265A (fr) * 1976-04-09 1980-11-11 Eastman Kodak Company Visionneuse de microdocuments
DE3441745C2 (de) * 1984-11-15 1986-11-13 Jos. Schneider Optische Werke Kreuznach GmbH & Co KG, 6550 Bad Kreuznach Raumbild-Sichtgerät
DE3618993A1 (de) * 1986-06-05 1987-12-10 Demolux Overhead-projektor
US5048927A (en) * 1989-01-30 1991-09-17 Yazaki Corporation Indication display unit for vehicles
DE3924932A1 (de) * 1989-07-27 1991-01-31 Sattler Hans Eberhard Vorrichtung zur betrachtung kleiner objekte, insbesondere von edelsteinen
JPH05127660A (ja) * 1991-07-16 1993-05-25 Sega Enterp Ltd 立体映像遊戯機
DE4221375A1 (de) * 1992-07-01 1994-01-05 Holzer Walter Spiegel für Auflichtprojektoren
JPH06258714A (ja) * 1993-03-05 1994-09-16 Fuji Photo Optical Co Ltd オーバーヘッドプロジェクター
JP4223936B2 (ja) * 2003-02-06 2009-02-12 株式会社リコー 投射光学系、拡大投射光学系、拡大投射装置及び画像投射装置

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1419901A (en) * 1920-01-21 1922-06-13 Lehnhoff-Wyld Frederic Device to obtain stereoscopic effects in cinematographic projections
US2045120A (en) * 1933-09-28 1936-06-23 United Res Corp Projection of motion pictures
US2174778A (en) * 1937-05-17 1939-10-03 Martin S Croft Exhibiting and viewing apparatus
US2320760A (en) * 1940-07-12 1943-06-01 Mendez Corp Image producing apparatus
US2482031A (en) * 1944-07-21 1949-09-13 Joseph K Rose Image display apparatus and cabinet having adjustable light shields
US3246943A (en) * 1963-08-02 1966-04-19 James B Holt Method of and apparatus for image projection

Also Published As

Publication number Publication date
JPS50147340A (fr) 1975-11-26
FR2268275A1 (fr) 1975-11-14
ZA752402B (en) 1976-09-29
DE2516963A1 (de) 1975-10-30
US3930723A (en) 1976-01-06
GB1482720A (en) 1977-08-10

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Legal Events

Date Code Title Description
ST Notification of lapse