JPH0440698B2 - - Google Patents

Info

Publication number
JPH0440698B2
JPH0440698B2 JP55019965A JP1996580A JPH0440698B2 JP H0440698 B2 JPH0440698 B2 JP H0440698B2 JP 55019965 A JP55019965 A JP 55019965A JP 1996580 A JP1996580 A JP 1996580A JP H0440698 B2 JPH0440698 B2 JP H0440698B2
Authority
JP
Japan
Prior art keywords
aperture
lens
value
error
amount
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.)
Expired - Lifetime
Application number
JP55019965A
Other languages
English (en)
Japanese (ja)
Other versions
JPS56116019A (en
Inventor
Fumio Urano
Zenichi Ookura
Masahiro Kawasaki
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.)
Pentax Corp
Original Assignee
Asahi Kogaku Kogyo Co Ltd
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 Asahi Kogaku Kogyo Co Ltd filed Critical Asahi Kogaku Kogyo Co Ltd
Priority to JP1996580A priority Critical patent/JPS56116019A/ja
Priority to FR8103078A priority patent/FR2476334A1/fr
Priority to DE3105807A priority patent/DE3105807C2/de
Priority to US06/235,839 priority patent/US4621918A/en
Priority to GB8105224A priority patent/GB2069712B/en
Publication of JPS56116019A publication Critical patent/JPS56116019A/ja
Priority to SG753/84A priority patent/SG75384G/en
Priority to HK130/85A priority patent/HK13085A/xx
Publication of JPH0440698B2 publication Critical patent/JPH0440698B2/ja
Granted 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
    • 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
    • G03B17/00—Details of cameras or camera bodies; Accessories therefor
    • G03B17/02—Bodies
    • G03B17/12—Bodies with means for supporting objectives, supplementary lenses, filters, masks, or turrets
    • G03B17/14—Bodies with means for supporting objectives, supplementary lenses, filters, masks, or turrets interchangeably
    • 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
    • G03B19/00—Cameras
    • G03B19/02—Still-picture cameras
    • G03B19/12—Reflex cameras with single objective and a movable reflector or a partly-transmitting mirror
    • 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
    • G03B7/20—Control of exposure by setting shutters, diaphragms or filters, separately or conjointly in accordance with change of lens

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Exposure Control For Cameras (AREA)
  • Diaphragms For Cameras (AREA)
JP1996580A 1980-02-19 1980-02-19 Correction system for aperture control of single-lens reflex camera providing interchange of lens and interchangeable lens used for its system Granted JPS56116019A (en)

Priority Applications (7)

Application Number Priority Date Filing Date Title
JP1996580A JPS56116019A (en) 1980-02-19 1980-02-19 Correction system for aperture control of single-lens reflex camera providing interchange of lens and interchangeable lens used for its system
FR8103078A FR2476334A1 (fr) 1980-02-19 1981-02-17 Procede de compensation pour la commande du diaphragme d'un appareil photographique reflex mono-objectif du type a objectifs interchangeables et objectif interchangeable utilisable pour la mise en oeuvre de ce procede
DE3105807A DE3105807C2 (de) 1980-02-19 1981-02-18 Kompensationsanordnung für eine einäugige Spiegelreflexkamera mit Wechselobjektiven
US06/235,839 US4621918A (en) 1980-02-19 1981-02-19 Compensation for diaphragm control in SLR camera
GB8105224A GB2069712B (en) 1980-02-19 1981-02-19 Slr camera of interchangeable lens type
SG753/84A SG75384G (en) 1980-02-19 1984-10-30 Compensator system for diaphragm control in an slr camera of interchangeable lens type
HK130/85A HK13085A (en) 1980-02-19 1985-02-19 Compensator system for diaphragm control in an slr camera of interchangeable lens type

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1996580A JPS56116019A (en) 1980-02-19 1980-02-19 Correction system for aperture control of single-lens reflex camera providing interchange of lens and interchangeable lens used for its system

Related Child Applications (1)

Application Number Title Priority Date Filing Date
JP18732687A Division JPS6380236A (ja) 1987-07-27 1987-07-27 レンズ交換可能な一眼レフカメラにおける絞制御の補正方式及び同方式に使用される交換レンズ

Publications (2)

Publication Number Publication Date
JPS56116019A JPS56116019A (en) 1981-09-11
JPH0440698B2 true JPH0440698B2 (en, 2012) 1992-07-03

Family

ID=12013900

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1996580A Granted JPS56116019A (en) 1980-02-19 1980-02-19 Correction system for aperture control of single-lens reflex camera providing interchange of lens and interchangeable lens used for its system

Country Status (7)

Country Link
US (1) US4621918A (en, 2012)
JP (1) JPS56116019A (en, 2012)
DE (1) DE3105807C2 (en, 2012)
FR (1) FR2476334A1 (en, 2012)
GB (1) GB2069712B (en, 2012)
HK (1) HK13085A (en, 2012)
SG (1) SG75384G (en, 2012)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59157621A (ja) * 1983-02-28 1984-09-07 Asahi Optical Co Ltd マルチモ−ドカメラにおける露出制御方式及び絞値，シヤツタ−速度表示方式
JPH061320B2 (ja) * 1986-07-24 1994-01-05 旭光学工業株式会社 絞り自動制御カメラにおける絞り込み信号の調整回路
JPH0727450Y2 (ja) * 1988-10-04 1995-06-21 旭光学工業株式会社 ズームレンズカメラの開放ｆ値検出装置
GB2232262B (en) * 1989-05-31 1993-12-15 Asahi Optical Co Ltd Camera exposure control appartus having memory in lens in camera
JP3417781B2 (ja) * 1997-01-30 2003-06-16 ペンタックス株式会社 一眼レフレックスカメラ
KR100463327B1 (ko) * 1997-08-25 2005-04-06 삼성테크윈 주식회사 일안 반사식 카메라의 조리개 제어 장치 및 그 방법
WO2005050323A1 (en) 2003-10-29 2005-06-02 Carl Zeiss Smt Ag Optical assembly for photolithography

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3094053A (en) * 1961-10-21 1963-06-18 Eastman Kodak Co Exposure compensating device for photographic cameras
JPS6132659B1 (en, 2012) * 1966-07-30 1986-07-28 Asahi Optical Co Ltd
US3608450A (en) * 1968-02-17 1971-09-28 Nippon Kogaku Kk Single lens reflex camera with interchangeable lens
JPS5342025A (en) * 1976-09-29 1978-04-17 Minolta Camera Co Ltd Exposure indicator for single lens reflec camera of automatic exposure control type
US4168892A (en) * 1976-12-06 1979-09-25 Minolta Camera Kabushiki Kaisha Lens exchangeable cameras with locking device
JPS5397422A (en) * 1977-02-04 1978-08-25 Canon Inc Double priority camera
JPS545724A (en) * 1977-06-15 1979-01-17 Asahi Optical Co Ltd Changeeover lens type ttl automatic exposure camera
JPH0142089Y2 (en, 2012) * 1978-07-26 1989-12-11
JPS56107221A (en) * 1980-01-31 1981-08-26 Asahi Optical Co Ltd Correction system for aperture control of single-lens reflex camera with interchangeable lens and its interchangeable lens used for the system

Also Published As

Publication number Publication date
HK13085A (en) 1985-03-01
FR2476334A1 (fr) 1981-08-21
FR2476334B1 (en, 2012) 1984-03-16
GB2069712B (en) 1984-05-16
SG75384G (en) 1985-04-26
DE3105807A1 (de) 1981-12-17
JPS56116019A (en) 1981-09-11
DE3105807C2 (de) 1984-12-06
GB2069712A (en) 1981-08-26
US4621918A (en) 1986-11-11

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