FR1172775A - Viewfinder device for still cameras and cinematographic cameras with insertable masks limiting the image field - Google Patents

Viewfinder device for still cameras and cinematographic cameras with insertable masks limiting the image field

Info

Publication number
FR1172775A
FR1172775A FR1172775DA FR1172775A FR 1172775 A FR1172775 A FR 1172775A FR 1172775D A FR1172775D A FR 1172775DA FR 1172775 A FR1172775 A FR 1172775A
Authority
FR
France
Prior art keywords
cameras
insertable
masks
limiting
image field
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)
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.)
Zeiss Ikon VEB
Original Assignee
Zeiss Ikon VEB
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 Zeiss Ikon VEB filed Critical Zeiss Ikon VEB
Application granted granted Critical
Publication of FR1172775A publication Critical patent/FR1172775A/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
    • G03B13/00—Viewfinders; Focusing aids for cameras; Means for focusing for cameras; Autofocus systems for cameras
    • G03B13/02—Viewfinders

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR1172775D 1957-03-01 1957-03-01 Viewfinder device for still cameras and cinematographic cameras with insertable masks limiting the image field Expired FR1172775A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1172775T 1957-03-01

Publications (1)

Publication Number Publication Date
FR1172775A true FR1172775A (en) 1959-02-16

Family

ID=9658094

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1172775D Expired FR1172775A (en) 1957-03-01 1957-03-01 Viewfinder device for still cameras and cinematographic cameras with insertable masks limiting the image field

Country Status (1)

Country Link
FR (1) FR1172775A (en)

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