DD128142A1 - CIRCUIT ARRANGEMENT FOR PHOTOGRAPHIC CAMERAS - Google Patents

CIRCUIT ARRANGEMENT FOR PHOTOGRAPHIC CAMERAS

Info

Publication number
DD128142A1
DD128142A1 DD19247176A DD19247176A DD128142A1 DD 128142 A1 DD128142 A1 DD 128142A1 DD 19247176 A DD19247176 A DD 19247176A DD 19247176 A DD19247176 A DD 19247176A DD 128142 A1 DD128142 A1 DD 128142A1
Authority
DD
German Democratic Republic
Prior art keywords
circuit arrangement
photographic cameras
photographic
cameras
arrangement
Prior art date
Application number
DD19247176A
Other languages
German (de)
Inventor
Hans Jehmlich
Original Assignee
Hans Jehmlich
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 Hans Jehmlich filed Critical Hans Jehmlich
Priority to DD19247176A priority Critical patent/DD128142A1/en
Priority to DE19772707430 priority patent/DE2707430C2/en
Priority to SU772474904A priority patent/SU711525A1/en
Publication of DD128142A1 publication Critical patent/DD128142A1/en

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
    • G03B7/083—Analogue circuits for control of exposure time

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Exposure Control For Cameras (AREA)
  • Transforming Light Signals Into Electric Signals (AREA)
DD19247176A 1976-04-23 1976-04-23 CIRCUIT ARRANGEMENT FOR PHOTOGRAPHIC CAMERAS DD128142A1 (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
DD19247176A DD128142A1 (en) 1976-04-23 1976-04-23 CIRCUIT ARRANGEMENT FOR PHOTOGRAPHIC CAMERAS
DE19772707430 DE2707430C2 (en) 1976-04-23 1977-02-21 Circuit arrangement for photographic cameras
SU772474904A SU711525A1 (en) 1976-04-23 1977-04-22 Exposure determining and control device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DD19247176A DD128142A1 (en) 1976-04-23 1976-04-23 CIRCUIT ARRANGEMENT FOR PHOTOGRAPHIC CAMERAS

Publications (1)

Publication Number Publication Date
DD128142A1 true DD128142A1 (en) 1977-11-02

Family

ID=5504294

Family Applications (1)

Application Number Title Priority Date Filing Date
DD19247176A DD128142A1 (en) 1976-04-23 1976-04-23 CIRCUIT ARRANGEMENT FOR PHOTOGRAPHIC CAMERAS

Country Status (3)

Country Link
DD (1) DD128142A1 (en)
DE (1) DE2707430C2 (en)
SU (1) SU711525A1 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DD142098A1 (en) * 1979-01-19 1980-06-04 Hans Jehmlich CIRCUIT ARRANGEMENT FOR PHOTOGRAPHIC CAMERAS
US4444481A (en) * 1980-12-26 1984-04-24 Olympus Optical Company Ltd. Exposure control circuit for a camera

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1285866B (en) * 1965-06-25 1968-12-19 Leitz Ernst Gmbh Arrangement for the electronic control of a camera shutter
DE2230865C3 (en) * 1972-06-23 1978-10-05 Agfa-Gevaert Ag, 5090 Leverkusen Photographic camera with an electronic exposure control device
JPS5087647A (en) * 1973-12-06 1975-07-14

Also Published As

Publication number Publication date
SU711525A1 (en) 1980-01-25
DE2707430A1 (en) 1977-11-03
DE2707430C2 (en) 1982-01-14

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Legal Events

Date Code Title Description
NPI Change in the person, name or address of the patentee (addendum to changes before extension act)