JPS4847832A - - Google Patents

Info

Publication number
JPS4847832A
JPS4847832A JP47102602A JP10260272A JPS4847832A JP S4847832 A JPS4847832 A JP S4847832A JP 47102602 A JP47102602 A JP 47102602A JP 10260272 A JP10260272 A JP 10260272A JP S4847832 A JPS4847832 A JP S4847832A
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
JP47102602A
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
Publication of JPS4847832A publication Critical patent/JPS4847832A/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
    • G03B7/085—Analogue circuits for control of aperture
JP47102602A 1971-10-13 1972-10-13 Pending JPS4847832A (ja)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2150945 1971-10-13

Publications (1)

Publication Number Publication Date
JPS4847832A true JPS4847832A (ja) 1973-07-06

Family

ID=5822190

Family Applications (1)

Application Number Title Priority Date Filing Date
JP47102602A Pending JPS4847832A (ja) 1971-10-13 1972-10-13

Country Status (7)

Country Link
US (1) US3816841A (ja)
JP (1) JPS4847832A (ja)
CH (1) CH556035A (ja)
DD (1) DD102480A5 (ja)
DE (1) DE2150945B1 (ja)
FR (1) FR2157551A1 (ja)
SE (1) SE384279B (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60163430U (ja) * 1984-04-10 1985-10-30 日本ビクター株式会社 カメラのオ−トアイリス機構

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3988749A (en) * 1972-09-20 1976-10-26 Fritz Victor Hasselblad Device for automatic diaphragm setting in photographic cameras
KR960001777A (ko) * 1994-06-01 1996-01-25 제임스 디. 튜턴 차량 감시 시스템 도플러 신호의 주파수 영역처리방법
KR960003444A (ko) * 1994-06-01 1996-01-26 제임스 디. 튜턴 차량 감시 시스템
US6111523A (en) * 1995-11-20 2000-08-29 American Traffic Systems, Inc. Method and apparatus for photographing traffic in an intersection
US5948038A (en) * 1996-07-31 1999-09-07 American Traffic Systems, Inc. Traffic violation processing system
US20060093351A1 (en) * 2004-11-01 2006-05-04 Ying-Piao Lee Aperture device for camera and video camera

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE730288C (de) * 1934-03-16 1943-01-08 Oedoen Riszdorfer Dr Lichtblende fuer die Fotozelle elektrischer Belichtungsmesser
US2655086A (en) * 1951-04-13 1953-10-13 Neville E Walker Autoamtic camera light aperture control
FR1283096A (fr) * 1961-03-09 1962-01-27 Fr Chauvin Arnoux Soc Dispositif d'asservissement destiné notamment au réglage automatique des diaphragmes pour caméras ou appareils photographiques
US3250193A (en) * 1962-08-06 1966-05-10 Eastman Kodak Co Automatic flash exposure at low light level illumination
CH418120A (de) * 1963-11-02 1966-07-31 Biviator Sa Vollautomatische Blendenregelvorrichtung an einer Kamera
JPS4935695B1 (ja) * 1965-10-07 1974-09-25
CH457133A (de) * 1967-03-31 1968-05-31 Zeiss Ikon Ag Laufbildaufnahmekamera mit einer Belichtungsregeleinrichtung
US3430053A (en) * 1967-08-24 1969-02-25 Lawrence A Westhaver Method for aperture control in which the loop gain is caused to vanish when the absolute value of the error is less than a given value and is caused to assume its nominal value when the absolute value of the error is greater than a second given value

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60163430U (ja) * 1984-04-10 1985-10-30 日本ビクター株式会社 カメラのオ−トアイリス機構

Also Published As

Publication number Publication date
DE2150945B1 (de) 1972-09-21
US3816841A (en) 1974-06-11
DD102480A5 (ja) 1973-12-12
SE384279B (sv) 1976-04-26
DE2150945C2 (ja) 1974-05-22
CH556035A (de) 1974-11-15
FR2157551A1 (ja) 1973-06-01

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