FR2357924A1 - Projecteur a deux rapports d'agrandissement et porte-diapositives servant a sa mise en oeuvre - Google Patents

Projecteur a deux rapports d'agrandissement et porte-diapositives servant a sa mise en oeuvre

Info

Publication number
FR2357924A1
FR2357924A1 FR7704684A FR7704684A FR2357924A1 FR 2357924 A1 FR2357924 A1 FR 2357924A1 FR 7704684 A FR7704684 A FR 7704684A FR 7704684 A FR7704684 A FR 7704684A FR 2357924 A1 FR2357924 A1 FR 2357924A1
Authority
FR
France
Prior art keywords
projector
implementation
enlargement ratio
slide holder
slide
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.)
Granted
Application number
FR7704684A
Other languages
English (en)
French (fr)
Other versions
FR2357924B1 (enExample
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.)
JERIE HANS
Original Assignee
JERIE HANS
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 JERIE HANS filed Critical JERIE HANS
Publication of FR2357924A1 publication Critical patent/FR2357924A1/fr
Application granted granted Critical
Publication of FR2357924B1 publication Critical patent/FR2357924B1/fr
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09B—EDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
    • G09B29/00—Maps; Plans; Charts; Diagrams, e.g. route diagram
    • G09B29/10—Map spot or coordinate position indicators; Map reading aids
    • G09B29/102—Map spot or coordinate position indicators; Map reading aids using electrical means
    • G09B29/104—Map spot or coordinate position indicators; Map reading aids using electrical means involving the optical projection of slides, microfilm or the like
    • 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
    • G03B21/02—Multiple-film apparatus

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Mathematical Physics (AREA)
  • Business, Economics & Management (AREA)
  • Educational Administration (AREA)
  • Educational Technology (AREA)
  • Projection Apparatus (AREA)
FR7704684A 1976-02-24 1977-02-18 Projecteur a deux rapports d'agrandissement et porte-diapositives servant a sa mise en oeuvre Granted FR2357924A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/661,003 US4097134A (en) 1976-02-24 1976-02-24 Projection device

Publications (2)

Publication Number Publication Date
FR2357924A1 true FR2357924A1 (fr) 1978-02-03
FR2357924B1 FR2357924B1 (enExample) 1983-10-21

Family

ID=24651790

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7704684A Granted FR2357924A1 (fr) 1976-02-24 1977-02-18 Projecteur a deux rapports d'agrandissement et porte-diapositives servant a sa mise en oeuvre

Country Status (6)

Country Link
US (1) US4097134A (enExample)
JP (1) JPS52117129A (enExample)
DE (1) DE2708067A1 (enExample)
FR (1) FR2357924A1 (enExample)
GB (1) GB1515654A (enExample)
IT (1) IT1074812B (enExample)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4483681A (en) * 1983-02-07 1984-11-20 Weinblatt Lee S Method and apparatus for determining viewer response to visual stimuli
US4636050A (en) * 1983-12-26 1987-01-13 Kabushiki Kaisha Gakushu Kenkyusha Reflection type overhead projector
NL8403193A (nl) * 1984-10-19 1986-05-16 Ambridge Ltd Inrichting voor het projekteren van dia's met kaartinformatie op meerdere schalen.
DE3533096A1 (de) * 1985-09-17 1986-02-27 Walter 2902 Rastede Vick Verfahren und vorrichtung zum bildmaessigen anzeigen und einstellen von streckenkoordinaten anhand von strassenkarten fuer fahrzeuginsassen bei fahrzeugen wie z.b. pkw und lkw
DE3540375A1 (de) * 1985-10-23 1987-04-30 Vick Walter Verfahren und vorrichtung zum bildmaessigen anzeigen und einstellen von streckenkoordinaten anhand von strassenkarten fuer fahrzeuginsassen bei fahrzeugen wie z. b. pkw und lkw
DK397886D0 (da) * 1986-08-20 1986-08-20 Danmarks Laererhoejskole Fremgangsmaade og apparat til demonstration af astronomiske faenomener
AU1333895A (en) * 1993-11-30 1995-06-19 Raymond R. Burke Computer system for allowing a consumer to purchase packaged goods at home
US5450148A (en) * 1994-04-18 1995-09-12 Yu S. Lin Laser pointer with selectable pointer patterns
JP2004272217A (ja) * 2003-02-18 2004-09-30 Canon Inc 地図画像表示制御方法およびそのプログラムおよびそのプログラムを記憶する記憶媒体および電子機器
RU2573167C2 (ru) * 2014-03-31 2016-01-20 ООО "ВэйРэй" Способ отображения информации через лобовое стекло автомобиля и устройство для его реализации

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2130562A (en) * 1936-03-11 1938-09-20 Plant Liquidation Corp Selecting and indicating device
US2558999A (en) * 1947-08-25 1951-07-03 Stilwell Darby & Company Ltd Projection apparatus for positive and negative image pairs
CH361415A (de) * 1957-10-18 1962-04-15 Agfa Ag Stehbildwerfer, der ausser dem Normalobjektiv zur Projektion des ganzen Bildes noch ein Objektiv kürzerer Brennweite zur Vergrösserung von Bildausschnitten aufweist
FR1213251A (fr) * 1958-01-11 1960-03-30 Agfa Ag Projecteur d'images
US3045541A (en) * 1958-09-08 1962-07-24 Bregman Irvin Slide projector
US3319517A (en) * 1965-01-18 1967-05-16 Ncr Co Micro-image storage and retrieval apparatus
DE1931648B1 (de) * 1969-06-21 1970-10-22 Kodak Ag Betrachtungsgeraet

Also Published As

Publication number Publication date
DE2708067A1 (de) 1977-08-25
JPS52117129A (en) 1977-10-01
IT1074812B (it) 1985-04-20
US4097134A (en) 1978-06-27
GB1515654A (en) 1978-06-28
FR2357924B1 (enExample) 1983-10-21

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Legal Events

Date Code Title Description
ST Notification of lapse