DE2440056C2 - Automatische Blendensteuervorrichtung für eine Kamera - Google Patents

Automatische Blendensteuervorrichtung für eine Kamera

Info

Publication number
DE2440056C2
DE2440056C2 DE2440056A DE2440056A DE2440056C2 DE 2440056 C2 DE2440056 C2 DE 2440056C2 DE 2440056 A DE2440056 A DE 2440056A DE 2440056 A DE2440056 A DE 2440056A DE 2440056 C2 DE2440056 C2 DE 2440056C2
Authority
DE
Germany
Prior art keywords
lever
control
aperture
diaphragm
control device
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
DE2440056A
Other languages
German (de)
English (en)
Other versions
DE2440056A1 (de
Inventor
Toshio Sakai Osaka Kobori
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Minolta Co Ltd
Original Assignee
Minolta Co Ltd
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 Minolta Co Ltd filed Critical Minolta Co Ltd
Publication of DE2440056A1 publication Critical patent/DE2440056A1/de
Application granted granted Critical
Publication of DE2440056C2 publication Critical patent/DE2440056C2/de
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
    • G03B7/003—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
    • G03B7/08—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)
  • Diaphragms For Cameras (AREA)
  • Exposure Control For Cameras (AREA)
DE2440056A 1973-08-27 1974-08-21 Automatische Blendensteuervorrichtung für eine Kamera Expired DE2440056C2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP9526073A JPS5321653B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1973-08-27 1973-08-27

Publications (2)

Publication Number Publication Date
DE2440056A1 DE2440056A1 (de) 1975-03-13
DE2440056C2 true DE2440056C2 (de) 1983-12-15

Family

ID=14132781

Family Applications (1)

Application Number Title Priority Date Filing Date
DE2440056A Expired DE2440056C2 (de) 1973-08-27 1974-08-21 Automatische Blendensteuervorrichtung für eine Kamera

Country Status (3)

Country Link
US (1) US3952316A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
JP (1) JPS5321653B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
DE (1) DE2440056C2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS53118526U (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * 1977-02-25 1978-09-20
JPS5693720U (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * 1979-12-20 1981-07-25
JPS56141130U (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * 1980-03-21 1981-10-24
JPS5785034A (en) * 1980-11-17 1982-05-27 Asahi Optical Co Ltd Diaphragm controlling mechanism

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3292516A (en) * 1963-05-17 1966-12-20 Copal Co Ltd Photographic camera with automatic exposure control
GB1088915A (en) * 1964-05-15 1967-10-25 Agfa Ag Photographic camera with an exposure regulating device
DE1522005A1 (de) * 1967-01-07 1969-06-26 Agfa Gevaert Ag Kamera mit automatischer Belichtungssteuervorrichtung
US3749203A (en) * 1971-08-11 1973-07-31 Us Elevator Corp Elevator floor leveling system

Also Published As

Publication number Publication date
JPS5045632A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1975-04-23
US3952316A (en) 1976-04-20
DE2440056A1 (de) 1975-03-13
JPS5321653B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1978-07-04

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Legal Events

Date Code Title Description
8110 Request for examination paragraph 44
8125 Change of the main classification

Ipc: G03B 7/10

D2 Grant after examination
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee