AT349894B - Belichtungsregler fuer filmkameras - Google Patents

Belichtungsregler fuer filmkameras

Info

Publication number
AT349894B
AT349894B AT301976A AT301976A AT349894B AT 349894 B AT349894 B AT 349894B AT 301976 A AT301976 A AT 301976A AT 301976 A AT301976 A AT 301976A AT 349894 B AT349894 B AT 349894B
Authority
AT
Austria
Prior art keywords
exposure controller
film cameras
cameras
film
exposure
Prior art date
Application number
AT301976A
Other languages
English (en)
Other versions
ATA301976A (de
Original Assignee
Braun 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 Braun Ag filed Critical Braun Ag
Publication of ATA301976A publication Critical patent/ATA301976A/de
Application granted granted Critical
Publication of AT349894B publication Critical patent/AT349894B/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
    • G03B7/091—Digital circuits
    • G03B7/095—Digital circuits for control of aperture

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Shutters For Cameras (AREA)
  • Exposure Control For Cameras (AREA)
  • Control Of Stepping Motors (AREA)
AT301976A 1975-04-26 1976-04-26 Belichtungsregler fuer filmkameras AT349894B (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19752518675 DE2518675B2 (de) 1975-04-26 1975-04-26 Belichtungsregler fuer filmkameras

Publications (2)

Publication Number Publication Date
ATA301976A ATA301976A (de) 1978-09-15
AT349894B true AT349894B (de) 1979-04-25

Family

ID=5945092

Family Applications (1)

Application Number Title Priority Date Filing Date
AT301976A AT349894B (de) 1975-04-26 1976-04-26 Belichtungsregler fuer filmkameras

Country Status (4)

Country Link
US (1) US4084893A (de)
AT (1) AT349894B (de)
CH (1) CH607594A5 (de)
DE (1) DE2518675B2 (de)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2734309A1 (de) * 1977-07-29 1979-02-08 Agfa Gevaert Ag Kinematografische kamera mit einer blendenregelvorrichtung
JPS5538583A (en) * 1978-09-13 1980-03-18 Sankyo Seiki Mfg Co Ltd Exposure control mechanism in cine camera
FR2465248A1 (fr) * 1979-09-06 1981-03-20 Reygnier Robert Analyseur de filtrage pour tirage photographique couleur
JPS5643629A (en) * 1979-09-18 1981-04-22 Olympus Optical Co Ltd Diaphragm control unit
US4458992A (en) * 1982-09-29 1984-07-10 Preston Howard J Automatic exposure correction system
JP2520491B2 (ja) * 1989-12-12 1996-07-31 キヤノン電子株式会社 光学機器
CA2710383C (en) 2009-08-31 2017-11-14 Henry Company Coating composition exhibiting reduced block, rapid dry rate and related method

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3554633A (en) * 1967-03-22 1971-01-12 Fuji Photo Film Co Ltd Switch circuit for motion picture camera
US3972607A (en) * 1974-12-30 1976-08-03 Agfa-Gevaert, A.G. Analog/digital control arrangement for photographic apparatus

Also Published As

Publication number Publication date
DE2518675A1 (de) 1976-11-04
ATA301976A (de) 1978-09-15
CH607594A5 (de) 1978-09-15
US4084893A (en) 1978-04-18
DE2518675B2 (de) 1977-07-28

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Legal Events

Date Code Title Description
ELJ Ceased due to non-payment of the annual fee
ELJ Ceased due to non-payment of the annual fee