FR793850A - Exposure and diaphragm regulator for cameras - Google Patents

Exposure and diaphragm regulator for cameras

Info

Publication number
FR793850A
FR793850A FR793850DA FR793850A FR 793850 A FR793850 A FR 793850A FR 793850D A FR793850D A FR 793850DA FR 793850 A FR793850 A FR 793850A
Authority
FR
France
Prior art keywords
cameras
exposure
diaphragm regulator
diaphragm
regulator
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
Michel Jules Arthur Grosgogeat
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 FR793850A publication Critical patent/FR793850A/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
    • G03B7/00—Control of exposure by setting shutters, diaphragms or filters, separately or conjointly
    • G03B7/04—Control effected by hand adjustment of a member that senses indication of a pointer of a built- in light-sensitive device, e.g. by restoring point to a fixed associated reference mark

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR793850D 1935-08-16 1935-08-16 Exposure and diaphragm regulator for cameras Expired FR793850A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR793850T 1935-08-16

Publications (1)

Publication Number Publication Date
FR793850A true FR793850A (en) 1936-02-01

Family

ID=9233762

Family Applications (1)

Application Number Title Priority Date Filing Date
FR793850D Expired FR793850A (en) 1935-08-16 1935-08-16 Exposure and diaphragm regulator for cameras

Country Status (1)

Country Link
FR (1) FR793850A (en)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE746436C (en) * 1938-07-15 1944-08-05 Zeiss Ikon Ag Photographic or cinematographic camera with coupled photoelectric light meter
DE758694C (en) * 1939-10-10 1953-01-05 Michael Maul Photographic camera with a differential gear coupling the actuators for aperture and exposure time
DE864198C (en) * 1940-02-13 1953-01-22 Bosch Gmbh Robert Cinema camera
DE1067685B (en) * 1954-10-01 1959-10-22 Hans Deckel Dr Ing Photographic camera
US3066586A (en) * 1954-07-09 1962-12-04 Voigtlaender Ag Photographic camera

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE746436C (en) * 1938-07-15 1944-08-05 Zeiss Ikon Ag Photographic or cinematographic camera with coupled photoelectric light meter
DE758694C (en) * 1939-10-10 1953-01-05 Michael Maul Photographic camera with a differential gear coupling the actuators for aperture and exposure time
DE864198C (en) * 1940-02-13 1953-01-22 Bosch Gmbh Robert Cinema camera
US3066586A (en) * 1954-07-09 1962-12-04 Voigtlaender Ag Photographic camera
DE1067685B (en) * 1954-10-01 1959-10-22 Hans Deckel Dr Ing Photographic camera

Similar Documents

Publication Publication Date Title
FR842518A (en) Finder for photographic and cinematographic cameras
FR793850A (en) Exposure and diaphragm regulator for cameras
FR823784A (en) Photoelectric adjustment device for diaphragms of cameras
FR808644A (en) Iris diaphragm for photographic shutters
FR807882A (en) Apparatus for developing photographic and cinematographic films
FR874406A (en) Focal shutter for cameras
FR813216A (en) Adjustment frame for analyzers for photographic applications
FR769308A (en) Metallic film for photographic or cinematographic applications
FR818595A (en) Device for adjusting the diaphragm and shutter applicable to still cameras
FR825912A (en) Advanced support head for tripods of photographic or cinematographic cameras
FR799862A (en) Camera for developing photographic films
FR717372A (en) Camera for photographic reproductions
FR859233A (en) Device for adjusting the diaphragm of cameras
FR783728A (en) Coil device for photographic cameras
FR850043A (en) Lens hood for photographic and cinematographic cameras
FR850962A (en) Diaphragm for photography and cinematography
FR801847A (en) Photoelectric light meter for photographic and cinematographic cameras
FR787665A (en) Viewfinder lens for cameras
FR945136A (en) Focal shutter for cameras
FR823863A (en) Shutter for cameras
FR787768A (en) Detachable optical viewfinder for cameras
FR749180A (en) Filter holder for photographic cameras
FR819757A (en) Lens hood for cameras
FR812860A (en) Photoelectric light meter for photographic and cinematographic cameras
FR781660A (en) Central shutter for cameras