FR2241800A1 - - Google Patents

Info

Publication number
FR2241800A1
FR2241800A1 FR7428974A FR7428974A FR2241800A1 FR 2241800 A1 FR2241800 A1 FR 2241800A1 FR 7428974 A FR7428974 A FR 7428974A FR 7428974 A FR7428974 A FR 7428974A FR 2241800 A1 FR2241800 A1 FR 2241800A1
Authority
FR
France
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
FR7428974A
Other languages
French (fr)
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.)
Seiko Koki KK
Original Assignee
Seiko Koki KK
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 Seiko Koki KK filed Critical Seiko Koki KK
Publication of FR2241800A1 publication Critical patent/FR2241800A1/fr
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)
  • Shutters For Cameras (AREA)
  • Indication In Cameras, And Counting Of Exposures (AREA)
  • Exposure Control For Cameras (AREA)
  • Transforming Light Signals Into Electric Signals (AREA)
FR7428974A 1973-08-24 1974-08-23 Pending FR2241800A1 (enrdf_load_stackoverflow)

Applications Claiming Priority (1)

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

Publications (1)

Publication Number Publication Date
FR2241800A1 true FR2241800A1 (enrdf_load_stackoverflow) 1975-03-21

Family

ID=14125834

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7428974A Pending FR2241800A1 (enrdf_load_stackoverflow) 1973-08-24 1974-08-23

Country Status (4)

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

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3226917B2 (ja) * 1990-10-16 2001-11-12 本田技研工業株式会社 電動モータ付き車両におけるバッテリー残容量表示方法
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

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3748979A (en) * 1970-12-28 1973-07-31 Copal Co Ltd Electronic shutter apparatus for cameras
JPS5110981B2 (enrdf_load_stackoverflow) * 1971-08-30 1976-04-08

Also Published As

Publication number Publication date
DE2440679A1 (de) 1975-03-06
JPS5045628A (enrdf_load_stackoverflow) 1975-04-23
GB1459920A (en) 1976-12-31

Similar Documents

Publication Publication Date Title
AU476761B2 (enrdf_load_stackoverflow)
AU474593B2 (enrdf_load_stackoverflow)
AU474511B2 (enrdf_load_stackoverflow)
AU474838B2 (enrdf_load_stackoverflow)
AU471343B2 (enrdf_load_stackoverflow)
AU476714B2 (enrdf_load_stackoverflow)
AU476696B2 (enrdf_load_stackoverflow)
AR199451A1 (enrdf_load_stackoverflow)
AU472848B2 (enrdf_load_stackoverflow)
FR2241802B1 (enrdf_load_stackoverflow)
FR2241800A1 (enrdf_load_stackoverflow)
AU477823B2 (enrdf_load_stackoverflow)
AR200256A1 (enrdf_load_stackoverflow)
AU471461B2 (enrdf_load_stackoverflow)
AU477824B2 (enrdf_load_stackoverflow)
AU476873B1 (enrdf_load_stackoverflow)
CH562516A5 (enrdf_load_stackoverflow)
BG19309A1 (enrdf_load_stackoverflow)
BG18648A2 (enrdf_load_stackoverflow)
AU479562A (enrdf_load_stackoverflow)
AU479539A (enrdf_load_stackoverflow)
AU479522A (enrdf_load_stackoverflow)
AU479521A (enrdf_load_stackoverflow)
AU479504A (enrdf_load_stackoverflow)
AU479496A (enrdf_load_stackoverflow)