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DE2559560A1 - Kamera mit schaerfesteuerung - Google Patents

Kamera mit schaerfesteuerung

Info

Publication number
DE2559560A1
DE2559560A1 DE19752559560 DE2559560A DE2559560A1 DE 2559560 A1 DE2559560 A1 DE 2559560A1 DE 19752559560 DE19752559560 DE 19752559560 DE 2559560 A DE2559560 A DE 2559560A DE 2559560 A1 DE2559560 A1 DE 2559560A1
Authority
DE
Germany
Prior art keywords
sharpened
camera
sharpened camera
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.)
Pending
Application number
DE19752559560
Other languages
English (en)
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.)
Canon Inc
Original Assignee
Canon 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
Priority claimed from JP49036792A external-priority patent/JPS5933889B2/ja
Priority claimed from JP3679174A external-priority patent/JPS50129237A/ja
Priority claimed from JP49036790A external-priority patent/JPS50129220A/ja
Application filed by Canon Inc filed Critical Canon Inc
Publication of DE2559560A1 publication Critical patent/DE2559560A1/de
Pending legal-status Critical Current

Links

Classifications

    • GPHYSICS
    • G03PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03BAPPARATUS 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
    • G03B7/00Control of exposure by setting shutters, diaphragms or filters, separately or conjointly
    • G03B7/08Control 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
    • G03B7/091Digital circuits
    • GPHYSICS
    • G02OPTICS
    • G02BOPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B7/00Mountings, adjusting means, or light-tight connections, for optical elements
    • G02B7/28Systems for automatic generation of focusing signals
    • G02B7/36Systems for automatic generation of focusing signals using image sharpness techniques, e.g. image processing techniques for generating autofocus signals
    • GPHYSICS
    • G03PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03BAPPARATUS 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
    • G03B7/00Control of exposure by setting shutters, diaphragms or filters, separately or conjointly
    • G03B7/08Control 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
    • G03B7/0805Setting of priority modes
    • GPHYSICS
    • G03PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03BAPPARATUS 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
    • G03B7/00Control of exposure by setting shutters, diaphragms or filters, separately or conjointly
    • G03B7/08Control 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
    • G03B7/081Analogue circuits
    • G03B7/087Analogue circuits for control of both exposure time and aperture
    • GPHYSICS
    • G03PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03BAPPARATUS 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
    • G03B7/00Control of exposure by setting shutters, diaphragms or filters, separately or conjointly
    • G03B7/08Control 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
    • G03B7/091Digital circuits
    • G03B7/097Digital circuits for control of both exposure time and aperture
    • GPHYSICS
    • G08SIGNALLING
    • G08BSIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B3/00Audible signalling systems; Audible personal calling systems
    • G08B3/10Audible signalling systems; Audible personal calling systems using electric transmission; using electromagnetic transmission

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Optics & Photonics (AREA)
  • Automatic Focus Adjustment (AREA)
  • Focusing (AREA)
  • Photometry And Measurement Of Optical Pulse Characteristics (AREA)
  • Transforming Light Signals Into Electric Signals (AREA)
DE19752559560 1974-04-01 1975-04-01 Kamera mit schaerfesteuerung Pending DE2559560A1 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP49036792A JPS5933889B2 (ja) 1974-04-01 1974-04-01 自動選択機能を有する測光方式
JP3679174A JPS50129237A (de) 1974-04-01 1974-04-01
JP49036790A JPS50129220A (de) 1974-04-01 1974-04-01

Publications (1)

Publication Number Publication Date
DE2559560A1 true DE2559560A1 (de) 1977-04-21

Family

ID=27289228

Family Applications (3)

Application Number Title Priority Date Filing Date
DE19752559560 Pending DE2559560A1 (de) 1974-04-01 1975-04-01 Kamera mit schaerfesteuerung
DE2559559A Expired DE2559559C2 (de) 1974-04-01 1975-04-01 Belichtungsbestimmungseinrichtung für eine Kamera
DE2514230A Expired DE2514230C3 (de) 1974-04-01 1975-04-01 Kamera mit lichtelektrischem Wandler zur Ermittlung des Scharfeinstellzustands und zur Messung der Helligkeit eines aufzunehmenden Objekts

Family Applications After (2)

Application Number Title Priority Date Filing Date
DE2559559A Expired DE2559559C2 (de) 1974-04-01 1975-04-01 Belichtungsbestimmungseinrichtung für eine Kamera
DE2514230A Expired DE2514230C3 (de) 1974-04-01 1975-04-01 Kamera mit lichtelektrischem Wandler zur Ermittlung des Scharfeinstellzustands und zur Messung der Helligkeit eines aufzunehmenden Objekts

Country Status (2)

Country Link
US (2) US4047187A (de)
DE (3) DE2559560A1 (de)

Families Citing this family (164)

* Cited by examiner, † Cited by third party
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DE2514230A1 (de) 1975-10-09
USRE31370E (en) 1983-09-06
DE2514230C3 (de) 1982-07-01
DE2559559A1 (de) 1977-06-16
US4047187A (en) 1977-09-06
DE2559559C2 (de) 1984-07-05
DE2514230B2 (de) 1981-11-12

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