AT257347B - Vollautomatische Blendenregelung - Google Patents

Vollautomatische Blendenregelung

Info

Publication number
AT257347B
AT257347B AT902364A AT902364A AT257347B AT 257347 B AT257347 B AT 257347B AT 902364 A AT902364 A AT 902364A AT 902364 A AT902364 A AT 902364A AT 257347 B AT257347 B AT 257347B
Authority
AT
Austria
Prior art keywords
fully automatic
aperture control
automatic aperture
control
fully
Prior art date
Application number
AT902364A
Other languages
English (en)
Original Assignee
Biviator Sa
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 Biviator Sa filed Critical Biviator Sa
Application granted granted Critical
Publication of AT257347B publication Critical patent/AT257347B/de

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
    • G03B7/08—Control effected solely on the basis of the response, to the intensity of the light received by the camera, of a built-in light-sensitive device
    • G03B7/081—Analogue circuits
    • G03B7/085—Analogue circuits for control of aperture

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Exposure Control For Cameras (AREA)
  • Details Of Cameras Including Film Mechanisms (AREA)
  • Diaphragms For Cameras (AREA)
  • Lens Barrels (AREA)
AT902364A 1963-11-02 1964-10-23 Vollautomatische Blendenregelung AT257347B (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH1347863A CH418120A (de) 1963-11-02 1963-11-02 Vollautomatische Blendenregelvorrichtung an einer Kamera

Publications (1)

Publication Number Publication Date
AT257347B true AT257347B (de) 1967-10-10

Family

ID=4392785

Family Applications (1)

Application Number Title Priority Date Filing Date
AT902364A AT257347B (de) 1963-11-02 1964-10-23 Vollautomatische Blendenregelung

Country Status (10)

Country Link
US (1) US3340785A (de)
AT (1) AT257347B (de)
BE (1) BE654880A (de)
CH (1) CH418120A (de)
DE (1) DE1277006B (de)
ES (1) ES305554A1 (de)
GB (1) GB1056120A (de)
IL (1) IL22334A (de)
LU (1) LU47230A1 (de)
NL (1) NL140063B (de)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3450969A (en) * 1965-11-06 1969-06-17 Copal Co Ltd Photo-resistance bridge servomechanism
CH454606A (de) * 1966-07-01 1968-04-15 Compur Werk Gmbh & Co Elektronisch betriebene Nachlauf-Steuereinrichtung für Blenden von Lichtbildaufnahmegeräten
US3500151A (en) * 1966-10-18 1970-03-10 Phillips Petroleum Co Search preventative servoamplifiers
DE1940998A1 (de) * 1968-08-21 1970-03-19 Asahi Optical Co Ltd Vorrichtung zur automatischen Blendensteuerung einer photographischen Kamera
US3590356A (en) * 1969-02-17 1971-06-29 Bendix Corp Light sensitive servomotor control circuit
US3611894A (en) * 1969-04-22 1971-10-12 Bell & Howell Co Automatic exposure control system
US3767992A (en) * 1971-08-23 1973-10-23 Lewis Eng Co Servo apparatus
DE2150945B1 (de) * 1971-10-13 1972-09-21 Robot Foto Electr Kg Vorrichtung zur automatischen Blendeneinstellung von photographischen Kameras
DE2242925A1 (de) * 1972-08-31 1974-03-14 Agfa Gevaert Ag Fotografische oder kinematografische kamera
US3882522A (en) * 1973-05-22 1975-05-06 Polaroid Corp Non-cocking springless shutter developing two parameter exposure regulation

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2683402A (en) * 1950-05-24 1954-07-13 Specialties Inc Photocell control system for camera diaphragms
US2821639A (en) * 1954-10-28 1958-01-28 Westinghouse Electric Corp Transistor switching circuits
US3067337A (en) * 1957-06-03 1962-12-04 Cincinnati Milling Machine Co Servo amplifier using push-pull, complementary, cascaded, transistors with means to superimpose a higher a. c. frequency on information signal
GB854608A (en) * 1958-01-25 1960-11-23 Gauthier Gmbh A Photographic camera with automatic exposure setting
DE1109519B (de) * 1958-08-21 1961-06-22 Wirgin Kamerawerk Geb Automatischer Belichtungsregler fuer photographische Kameras
DE1862296U (de) * 1960-03-22 1962-11-15 Zeiss Ikon Ag Vorrichtung zur automatischen belichtungsregelung photographischer kameras.
GB922016A (en) * 1960-08-18 1963-03-27 Mini Of Aviat London Improvements in or relating to photographic cameras
US3110851A (en) * 1960-08-26 1963-11-12 Avco Corp Transistor servo system
FR1283096A (fr) * 1961-03-09 1962-01-27 Fr Chauvin Arnoux Soc Dispositif d'asservissement destiné notamment au réglage automatique des diaphragmes pour caméras ou appareils photographiques

Also Published As

Publication number Publication date
CH418120A (de) 1966-07-31
IL22334A (en) 1968-07-25
US3340785A (en) 1967-09-12
BE654880A (de) 1965-02-15
NL6412634A (de) 1965-05-03
NL140063B (nl) 1973-10-15
GB1056120A (en) 1967-01-25
DE1277006B (de) 1968-09-05
LU47230A1 (de) 1965-01-19
ES305554A1 (es) 1965-04-01

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