JPS5025336B1 - - Google Patents

Info

Publication number
JPS5025336B1
JPS5025336B1 JP42075897A JP7589767A JPS5025336B1 JP S5025336 B1 JPS5025336 B1 JP S5025336B1 JP 42075897 A JP42075897 A JP 42075897A JP 7589767 A JP7589767 A JP 7589767A JP S5025336 B1 JPS5025336 B1 JP S5025336B1
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
JP42075897A
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 JP42075897A priority Critical patent/JPS5025336B1/ja
Priority to DE1809900A priority patent/DE1809900C3/de
Priority to US778433A priority patent/US3670637A/en
Priority to FR1593389D priority patent/FR1593389A/fr
Priority to GB56585/68A priority patent/GB1254710A/en
Publication of JPS5025336B1 publication Critical patent/JPS5025336B1/ja
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
    • G03B7/081—Analogue circuits
    • G03B7/083—Analogue circuits for control of exposure time
JP42075897A 1967-11-28 1967-11-28 Pending JPS5025336B1 (ja)

Priority Applications (5)

Application Number Priority Date Filing Date Title
JP42075897A JPS5025336B1 (ja) 1967-11-28 1967-11-28
DE1809900A DE1809900C3 (de) 1967-11-28 1968-11-20 VerschluBeinrlchtung mit automatischer Belichtungszeitsteuerung für einäugige Reflexkamera mit Lichtmessung durch das Objektiv
US778433A US3670637A (en) 1967-11-28 1968-11-25 Automatic timing network for camera shutters
FR1593389D FR1593389A (ja) 1967-11-28 1968-11-26
GB56585/68A GB1254710A (en) 1967-11-28 1968-11-28 Exposure time control system for a camera

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP42075897A JPS5025336B1 (ja) 1967-11-28 1967-11-28

Publications (1)

Publication Number Publication Date
JPS5025336B1 true JPS5025336B1 (ja) 1975-08-22

Family

ID=13589558

Family Applications (1)

Application Number Title Priority Date Filing Date
JP42075897A Pending JPS5025336B1 (ja) 1967-11-28 1967-11-28

Country Status (5)

Country Link
US (1) US3670637A (ja)
JP (1) JPS5025336B1 (ja)
DE (1) DE1809900C3 (ja)
FR (1) FR1593389A (ja)
GB (1) GB1254710A (ja)

Families Citing this family (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2046757B1 (ja) * 1969-06-13 1973-01-12 Canon Kk
US3898675A (en) * 1969-10-28 1975-08-05 Nippon Kogaku Kk Camera provided with electronic shutter of the type automatically controlling exposure time
NL7100888A (ja) * 1970-01-23 1971-07-27
US4040068A (en) * 1970-04-06 1977-08-02 Minolta Camera Kabushiki Kaisha Exposure time control device for an electric shutter in a single reflex camera with through the lens measuring system
JPS4840090B1 (ja) * 1970-04-06 1973-11-28
USRE28942E (en) * 1970-04-07 1976-08-24 Minolta Camera Kabushiki Kaisha Exposure time control device for a through the lens type single reflex camera
US3756130A (en) * 1970-04-07 1973-09-04 Minolta Camera Kk Exposure time control device in a through the lens type single reflex camera
JPS48104529A (ja) * 1971-10-14 1973-12-27
US3877039A (en) * 1971-11-24 1975-04-08 Matsushita Electric Ind Co Ltd Exposure control system for cameras
JPS493585U (ja) * 1972-04-10 1974-01-12
JPS5331803Y2 (ja) * 1972-07-10 1978-08-08
JPS5426067Y2 (ja) * 1972-10-12 1979-08-29
US3907428A (en) * 1972-10-17 1975-09-23 Eskofot A S Industriparken Reproduction camera having a control circuit for automatic regulation of the exposure time
JPS539527B2 (ja) * 1972-11-22 1978-04-06
JPS4977628A (ja) * 1972-11-29 1974-07-26
AT335198B (de) * 1972-12-01 1977-02-25 Reichert Optische Werke Ag Einrichtung zur bestimmung der belichtungszeit fur ein photographisches aufnahmegerat
US3813540A (en) * 1973-03-26 1974-05-28 Ncr Circuit for measuring and evaluating optical radiation
JPS5016933U (ja) * 1973-04-10 1975-02-22
JPS581403B2 (ja) * 1973-06-23 1983-01-11 ミノルタ株式会社 光起電力素子を用いた自動露出時間制御回路
JPS5611930B2 (ja) * 1973-10-09 1981-03-18
JPS50104646A (ja) * 1974-01-19 1975-08-18
US4099188A (en) * 1974-10-09 1978-07-04 Asahi Kogaku Kogyo Kabushiki Kaisha Automatic exposure control device for single lens reflex camera
JPS5145530A (ja) * 1974-10-17 1976-04-19 Canon Kk
DE2620829C3 (de) * 1976-05-11 1982-03-18 Vetter, Werner, 7580 Bühl Zeit-Blenden-Steuerung an photographischen Kameras
DE3728691A1 (de) * 1986-08-28 1988-03-10 Nissan Motor Lichtempfindlicher positionssensor

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1223693B (de) * 1963-11-19 1966-08-25 Compur Werk Gmbh & Co Photographische Kamera mit einer Schalt-anordnung zur elektrischen Steuerung der Belichtungsdauer
US3324779A (en) * 1964-05-26 1967-06-13 Asahi Optical Co Ltd Photoelectric time control shutter circuit for photographic camera
US3434403A (en) * 1964-11-06 1969-03-25 Agfa Gevaert Ag Automatic exposure control circuit
DE1472635A1 (de) * 1965-03-26 1969-07-10 Gossen & Co Gmbh P Schaltungsanordnung fuer elektronische Verschluesse
US3393604A (en) * 1965-08-13 1968-07-23 Gen Time Corp Condition responsive process timer
US3470798A (en) * 1965-09-27 1969-10-07 Asahi Optical Co Ltd Automatic exposure control system
US3533348A (en) * 1966-09-12 1970-10-13 Minolta Camera Kk Electronic shutter and a circuit therefor
US3504603A (en) * 1967-08-24 1970-04-07 Us Army Automatic exposure control system

Also Published As

Publication number Publication date
FR1593389A (ja) 1970-05-25
DE1809900A1 (de) 1969-07-24
DE1809900C3 (de) 1975-05-22
GB1254710A (en) 1971-11-24
DE1809900B2 (de) 1974-10-10
US3670637A (en) 1972-06-20

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