FR1281559A - Method and device for projecting parts of variable images, using a fixed projector - Google Patents

Method and device for projecting parts of variable images, using a fixed projector

Info

Publication number
FR1281559A
FR1281559A FR850422A FR850422A FR1281559A FR 1281559 A FR1281559 A FR 1281559A FR 850422 A FR850422 A FR 850422A FR 850422 A FR850422 A FR 850422A FR 1281559 A FR1281559 A FR 1281559A
Authority
FR
France
Prior art keywords
projecting parts
variable images
fixed projector
projector
fixed
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
FR850422A
Other languages
French (fr)
Inventor
Fritz Zapletal
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 filed Critical
Priority to FR850422A priority Critical patent/FR1281559A/en
Application granted granted Critical
Publication of FR1281559A publication Critical patent/FR1281559A/en
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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR850422A 1961-01-21 1961-01-21 Method and device for projecting parts of variable images, using a fixed projector Expired FR1281559A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR850422A FR1281559A (en) 1961-01-21 1961-01-21 Method and device for projecting parts of variable images, using a fixed projector

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR850422A FR1281559A (en) 1961-01-21 1961-01-21 Method and device for projecting parts of variable images, using a fixed projector

Publications (1)

Publication Number Publication Date
FR1281559A true FR1281559A (en) 1962-01-12

Family

ID=8747233

Family Applications (1)

Application Number Title Priority Date Filing Date
FR850422A Expired FR1281559A (en) 1961-01-21 1961-01-21 Method and device for projecting parts of variable images, using a fixed projector

Country Status (1)

Country Link
FR (1) FR1281559A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3301129A (en) * 1965-01-25 1967-01-31 Bell & Howell Co Mechanical focus maintaining apparatus
US3549250A (en) * 1968-04-29 1970-12-22 Axel Pantenburg Slide projector with continuously variable detail magnification
US4609268A (en) * 1980-04-30 1986-09-02 Cliff Crawford Visual presentation projection apparatus

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3301129A (en) * 1965-01-25 1967-01-31 Bell & Howell Co Mechanical focus maintaining apparatus
US3549250A (en) * 1968-04-29 1970-12-22 Axel Pantenburg Slide projector with continuously variable detail magnification
US4609268A (en) * 1980-04-30 1986-09-02 Cliff Crawford Visual presentation projection apparatus

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