BE798561A - Commande du diaphragme iris d'un appareil de prise de vues - Google Patents

Commande du diaphragme iris d'un appareil de prise de vues

Info

Publication number
BE798561A
BE798561A BE130291A BE130291A BE798561A BE 798561 A BE798561 A BE 798561A BE 130291 A BE130291 A BE 130291A BE 130291 A BE130291 A BE 130291A BE 798561 A BE798561 A BE 798561A
Authority
BE
Belgium
Prior art keywords
camera
control
iris diaphragm
iris
diaphragm
Prior art date
Application number
BE130291A
Other languages
English (en)
French (fr)
Inventor
I Nesson
E E Faris
R G Palmer
Original Assignee
Berkey Photo Inc
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 Berkey Photo Inc filed Critical Berkey Photo Inc
Publication of BE798561A publication Critical patent/BE798561A/xx

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
    • 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
    • G03B7/003—Control of exposure by setting shutters, diaphragms or filters, separately or conjointly setting of both shutter and diaphragm
    • 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
    • G03B7/16—Control of exposure by setting shutters, diaphragms or filters, separately or conjointly in accordance with both the intensity of the flash source and the distance of the flash source from the object, e.g. in accordance with the "guide number" of the flash bulb and the focusing of the camera

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Exposure Control For Cameras (AREA)
  • Stroboscope Apparatuses (AREA)
  • Shutters For Cameras (AREA)
  • Focusing (AREA)
  • Diaphragms For Cameras (AREA)
  • Automatic Focus Adjustment (AREA)
BE130291A 1972-10-11 1973-04-20 Commande du diaphragme iris d'un appareil de prise de vues BE798561A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US29659172A 1972-10-11 1972-10-11

Publications (1)

Publication Number Publication Date
BE798561A true BE798561A (fr) 1973-08-16

Family

ID=23142691

Family Applications (1)

Application Number Title Priority Date Filing Date
BE130291A BE798561A (fr) 1972-10-11 1973-04-20 Commande du diaphragme iris d'un appareil de prise de vues

Country Status (8)

Country Link
US (1) US4096495A (it)
JP (1) JPS4974529A (it)
BE (1) BE798561A (it)
CA (1) CA1000547A (it)
DE (1) DE2350598A1 (it)
FR (1) FR2203528A5 (it)
GB (2) GB1429192A (it)
IT (1) IT983917B (it)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3972057A (en) * 1975-03-03 1976-07-27 Polaroid Corporation Exposure control system with follow focus capability
JPS53133430A (en) * 1977-04-27 1978-11-21 Canon Inc Aperture blade for iris diapharagm
US4797700A (en) * 1985-06-28 1989-01-10 Canon Kabushiki Kaisha Diaphragm device
US5262898A (en) * 1988-06-03 1993-11-16 Asahi Kogaku Kogyo Kabushiki Kaisha Zoom lens barrel and camera incorporating such barrel
US5231449A (en) * 1988-06-03 1993-07-27 Asahi Kogaku Kogyo Kabushiki Kaisha Zoom lens barrel and camera incorporating such barrel
CA1331429C (en) * 1988-06-03 1994-08-16 Hiroshi Nomura Zoom lens barrel and camera incorporating such barrel
EP2498113B1 (de) * 2011-03-10 2013-03-06 Sick AG Fokusverstellvorrichtung für einen Codeleser

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US317788A (en) * 1885-05-12 Combined shutter and diaphragm for photographic cameras
US3442194A (en) * 1965-03-24 1969-05-06 Nippon Kogaku Kk Automatic adjustment mechanism for aperture forming blades of a camera
DE1244563B (de) * 1965-07-26 1967-07-13 Prontor Werk Gauthier Gmbh Objektivblende fuer photographische Kameras mit zwei gegenlaeufig bewegbaren Blendenlamellen
US3478660A (en) * 1966-09-29 1969-11-18 Polaroid Corp Photographic apparatus with flash exposure control system
US3589258A (en) * 1968-11-29 1971-06-29 Bell & Howell Co Light control means in a camera
AT312417B (de) * 1971-12-09 1973-12-27 Eumig Kamera
US3810207A (en) * 1972-04-24 1974-05-07 Bell & Howell Co Exposure control system
JPS5327931B2 (it) * 1972-09-16 1978-08-11
JPS49107534A (it) * 1973-02-14 1974-10-12

Also Published As

Publication number Publication date
JPS4974529A (it) 1974-07-18
GB1429193A (en) 1976-03-24
FR2203528A5 (it) 1974-05-10
IT983917B (it) 1974-11-11
US4096495A (en) 1978-06-20
GB1429192A (en) 1976-03-24
DE2350598A1 (de) 1974-04-25
CA1000547A (en) 1976-11-30

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