JPS5045628A - - Google Patents

Info

Publication number
JPS5045628A
JPS5045628A JP48095006A JP9500673A JPS5045628A JP S5045628 A JPS5045628 A JP S5045628A JP 48095006 A JP48095006 A JP 48095006A JP 9500673 A JP9500673 A JP 9500673A JP S5045628 A JPS5045628 A JP S5045628A
Authority
JP
Japan
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
JP48095006A
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 filed Critical
Priority to JP48095006A priority Critical patent/JPS5045628A/ja
Priority to GB3288374A priority patent/GB1459920A/en
Priority to FR7428974A priority patent/FR2241800A1/fr
Priority to DE19742440679 priority patent/DE2440679A1/de
Publication of JPS5045628A publication Critical patent/JPS5045628A/ja
Priority to US05/701,020 priority patent/US4191459A/en
Pending 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
    • G03B7/08—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
    • G03B7/093—Digital circuits for control of exposure time
    • 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
    • G03B9/00—Exposure-making shutters; Diaphragms
    • G03B9/58—Means for varying duration of "open" period of shutter

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Transforming Light Signals Into Electric Signals (AREA)
  • Shutters For Cameras (AREA)
  • Exposure Control For Cameras (AREA)
  • Indication In Cameras, And Counting Of Exposures (AREA)
JP48095006A 1973-08-24 1973-08-24 Pending JPS5045628A (ja)

Priority Applications (5)

Application Number Priority Date Filing Date Title
JP48095006A JPS5045628A (ja) 1973-08-24 1973-08-24
GB3288374A GB1459920A (en) 1973-08-24 1974-07-25 Photographic cameras
FR7428974A FR2241800A1 (ja) 1973-08-24 1974-08-23
DE19742440679 DE2440679A1 (de) 1973-08-24 1974-08-24 Schaltung fuer einen elektrischen verschluss einer kamera
US05/701,020 US4191459A (en) 1973-08-24 1976-06-30 Digital camera shutter control circuit having memory read-out/shutter opening synchronization

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP48095006A JPS5045628A (ja) 1973-08-24 1973-08-24

Publications (1)

Publication Number Publication Date
JPS5045628A true JPS5045628A (ja) 1975-04-23

Family

ID=14125834

Family Applications (1)

Application Number Title Priority Date Filing Date
JP48095006A Pending JPS5045628A (ja) 1973-08-24 1973-08-24

Country Status (4)

Country Link
JP (1) JPS5045628A (ja)
DE (1) DE2440679A1 (ja)
FR (1) FR2241800A1 (ja)
GB (1) GB1459920A (ja)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5352982A (en) * 1990-10-16 1994-10-04 Honda Giken Kogyo Kabushiki Kaisha Method and apparatus for displaying a residual electric charge of a battery for an electrically driven vehicle
CN104503201A (zh) * 2014-12-19 2015-04-08 中国科学院长春光学精密机械与物理研究所 一种帘幕式快门的帘幕宽度、运动速度测量装置

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2130487A1 (de) * 1970-06-22 1972-01-05 Minolta Camera Kk Elektronisches Verschlusssystem
DE2164243A1 (de) * 1970-12-28 1972-06-29 Kabushiki Kaisha Koparu, Tokio Elektronischer Verschluß für einäugige Spiegelreflexkameras
JPS4832530A (ja) * 1971-08-30 1973-04-28

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2130487A1 (de) * 1970-06-22 1972-01-05 Minolta Camera Kk Elektronisches Verschlusssystem
DE2164243A1 (de) * 1970-12-28 1972-06-29 Kabushiki Kaisha Koparu, Tokio Elektronischer Verschluß für einäugige Spiegelreflexkameras
JPS4832530A (ja) * 1971-08-30 1973-04-28

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5352982A (en) * 1990-10-16 1994-10-04 Honda Giken Kogyo Kabushiki Kaisha Method and apparatus for displaying a residual electric charge of a battery for an electrically driven vehicle
CN104503201A (zh) * 2014-12-19 2015-04-08 中国科学院长春光学精密机械与物理研究所 一种帘幕式快门的帘幕宽度、运动速度测量装置

Also Published As

Publication number Publication date
DE2440679A1 (de) 1975-03-06
GB1459920A (en) 1976-12-31
FR2241800A1 (ja) 1975-03-21

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