DE2504913C3 - Vorrichtung zum Betrachten von Schmalfilmen - Google Patents

Vorrichtung zum Betrachten von Schmalfilmen

Info

Publication number
DE2504913C3
DE2504913C3 DE19752504913 DE2504913A DE2504913C3 DE 2504913 C3 DE2504913 C3 DE 2504913C3 DE 19752504913 DE19752504913 DE 19752504913 DE 2504913 A DE2504913 A DE 2504913A DE 2504913 C3 DE2504913 C3 DE 2504913C3
Authority
DE
Germany
Prior art keywords
light path
image
film
optics
disc
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
Application number
DE19752504913
Other languages
German (de)
English (en)
Other versions
DE2504913B2 (de
DE2504913A1 (de
Inventor
Ing.(Grad.) Wolfgang 2890 Nordenham Krause
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.)
Vredeborch Metallwarenfabrik und Kamerawerk 2890 Nordenham De GmbH
Original Assignee
Vredeborch Metallwarenfabrik und Kamerawerk 2890 Nordenham De GmbH
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 Vredeborch Metallwarenfabrik und Kamerawerk 2890 Nordenham De GmbH filed Critical Vredeborch Metallwarenfabrik und Kamerawerk 2890 Nordenham De GmbH
Priority to DE19752504913 priority Critical patent/DE2504913C3/de
Priority to IT1245376A priority patent/IT1056609B/it
Priority to FR7603174A priority patent/FR2300352A1/fr
Priority to ES444923A priority patent/ES444923A1/es
Priority to IE24376A priority patent/IE43781B1/en
Priority to JP1216476A priority patent/JPS51106435A/ja
Publication of DE2504913A1 publication Critical patent/DE2504913A1/de
Publication of DE2504913B2 publication Critical patent/DE2504913B2/de
Application granted granted Critical
Publication of DE2504913C3 publication Critical patent/DE2504913C3/de
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
    • G03B21/10—Projectors with built-in or built-on screen
    • 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
    • G03B41/00—Special techniques not covered by groups G03B31/00 - G03B39/00; Apparatus therefor
    • G03B41/02—Special techniques not covered by groups G03B31/00 - G03B39/00; Apparatus therefor using non-intermittently running film
    • G03B41/04—Special techniques not covered by groups G03B31/00 - G03B39/00; Apparatus therefor using non-intermittently running film with optical compensator
    • G03B41/08—Special techniques not covered by groups G03B31/00 - G03B39/00; Apparatus therefor using non-intermittently running film with optical compensator with rotating transmitting member

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Projection Apparatus (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
  • Overhead Projectors And Projection Screens (AREA)
DE19752504913 1975-02-06 1975-02-06 Vorrichtung zum Betrachten von Schmalfilmen Expired DE2504913C3 (de)

Priority Applications (6)

Application Number Priority Date Filing Date Title
DE19752504913 DE2504913C3 (de) 1975-02-06 1975-02-06 Vorrichtung zum Betrachten von Schmalfilmen
IT1245376A IT1056609B (it) 1975-02-06 1976-02-04 Dispositivo per l osservazione di pelliole cinematografiche a passo ridotto
FR7603174A FR2300352A1 (fr) 1975-02-06 1976-02-05 Appareil pour l'examen de films reduits
ES444923A ES444923A1 (es) 1975-02-06 1976-02-05 Dispositivo para observar peliculas estrechas.
IE24376A IE43781B1 (en) 1975-02-06 1976-02-06 Apparatus for viewing film strips
JP1216476A JPS51106435A (ja) 1975-02-06 1976-02-06 Kogatashinefuirumunokansatsusochi

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19752504913 DE2504913C3 (de) 1975-02-06 1975-02-06 Vorrichtung zum Betrachten von Schmalfilmen

Publications (3)

Publication Number Publication Date
DE2504913A1 DE2504913A1 (de) 1976-08-19
DE2504913B2 DE2504913B2 (de) 1980-06-26
DE2504913C3 true DE2504913C3 (de) 1981-03-12

Family

ID=5938204

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19752504913 Expired DE2504913C3 (de) 1975-02-06 1975-02-06 Vorrichtung zum Betrachten von Schmalfilmen

Country Status (6)

Country Link
JP (1) JPS51106435A (enExample)
DE (1) DE2504913C3 (enExample)
ES (1) ES444923A1 (enExample)
FR (1) FR2300352A1 (enExample)
IE (1) IE43781B1 (enExample)
IT (1) IT1056609B (enExample)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4561740A (en) * 1984-06-06 1985-12-31 Minnesota Mining And Manufacturing Company Dual-magnification rear projection lectern
CN1802602A (zh) * 2003-06-12 2006-07-12 皇家飞利浦电子股份有限公司 用于将图像投射到不同投影面的设备

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2729141A (en) * 1953-05-11 1956-01-03 Joseph B Walker Image superimposition projection devices
US3178996A (en) * 1961-02-10 1965-04-20 Evan J Anton Optical projection system with negative diopter magnifying lens
US3834798A (en) * 1972-12-20 1974-09-10 W Goddard Viewing screen for motion picture projectors

Also Published As

Publication number Publication date
FR2300352B1 (enExample) 1980-04-25
ES444923A1 (es) 1977-05-01
DE2504913B2 (de) 1980-06-26
IT1056609B (it) 1982-02-20
FR2300352A1 (fr) 1976-09-03
DE2504913A1 (de) 1976-08-19
IE43781B1 (en) 1981-05-20
JPS51106435A (ja) 1976-09-21
IE43781L (en) 1976-08-06

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Legal Events

Date Code Title Description
OGA New person/name/address of the applicant
C3 Grant after two publication steps (3rd publication)
8339 Ceased/non-payment of the annual fee