FR859233A - Device for adjusting the diaphragm of cameras - Google Patents

Device for adjusting the diaphragm of cameras

Info

Publication number
FR859233A
FR859233A FR859233DA FR859233A FR 859233 A FR859233 A FR 859233A FR 859233D A FR859233D A FR 859233DA FR 859233 A FR859233 A FR 859233A
Authority
FR
France
Prior art keywords
cameras
diaphragm
adjusting
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 AG
Original Assignee
Zeiss Ikon AG
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 AG filed Critical Zeiss Ikon AG
Application granted granted Critical
Publication of FR859233A publication Critical patent/FR859233A/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
    • G03B9/00—Exposure-making shutters; Diaphragms
    • G03B9/02—Diaphragms
    • G03B9/07—Diaphragms with means for presetting the diaphragm

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR859233D 1938-11-18 1939-08-21 Device for adjusting the diaphragm of cameras Expired FR859233A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE859233X 1938-11-18

Publications (1)

Publication Number Publication Date
FR859233A true FR859233A (en) 1940-12-13

Family

ID=6790071

Family Applications (1)

Application Number Title Priority Date Filing Date
FR859233D Expired FR859233A (en) 1938-11-18 1939-08-21 Device for adjusting the diaphragm of cameras

Country Status (1)

Country Link
FR (1) FR859233A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE972636C (en) * 1953-05-09 1959-08-27 Optische Werke C A Steinheil S Photographic lens with preselection aperture

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE972636C (en) * 1953-05-09 1959-08-27 Optische Werke C A Steinheil S Photographic lens with preselection aperture

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