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FR1181535A - Cinematography system capable of enlarging and reducing the image and screen - Google Patents

Cinematography system capable of enlarging and reducing the image and screen

Info

Publication number
FR1181535A
FR1181535A FR1181535DA FR1181535A FR 1181535 A FR1181535 A FR 1181535A FR 1181535D A FR1181535D A FR 1181535DA FR 1181535 A FR1181535 A FR 1181535A
Authority
FR
France
Prior art keywords
enlarging
screen
image
reducing
system capable
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
Other languages
French (fr)
Inventor
Yoshiro Nakamatsu
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
Application granted granted Critical
Publication of FR1181535A publication Critical patent/FR1181535A/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)
FR1181535D 1956-08-22 1957-08-22 Cinematography system capable of enlarging and reducing the image and screen Expired FR1181535A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1181535X 1956-08-22

Publications (1)

Publication Number Publication Date
FR1181535A true FR1181535A (en) 1959-06-16

Family

ID=14729389

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1181535D Expired FR1181535A (en) 1956-08-22 1957-08-22 Cinematography system capable of enlarging and reducing the image and screen

Country Status (1)

Country Link
FR (1) FR1181535A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1126244B (en) * 1959-12-05 1962-03-22 Dresden Feinmess Optical arrangement on cinema projectors for films with widescreen and normal wall pictures

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1126244B (en) * 1959-12-05 1962-03-22 Dresden Feinmess Optical arrangement on cinema projectors for films with widescreen and normal wall pictures

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