JPS54139727A - Auto focus controller of lens interchangerable cameras - Google Patents

Auto focus controller of lens interchangerable cameras

Info

Publication number
JPS54139727A
JPS54139727A JP4798078A JP4798078A JPS54139727A JP S54139727 A JPS54139727 A JP S54139727A JP 4798078 A JP4798078 A JP 4798078A JP 4798078 A JP4798078 A JP 4798078A JP S54139727 A JPS54139727 A JP S54139727A
Authority
JP
Japan
Prior art keywords
lens
focus
interchangerable
cameras
motor
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.)
Pending
Application number
JP4798078A
Other languages
English (en)
Inventor
Yoshinori Tsujimoto
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.)
Minolta Co Ltd
Original Assignee
Minolta 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 Minolta Co Ltd filed Critical Minolta Co Ltd
Priority to JP4798078A priority Critical patent/JPS54139727A/ja
Priority to US06/031,925 priority patent/US4274720A/en
Publication of JPS54139727A publication Critical patent/JPS54139727A/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
    • G03B3/00—Focusing arrangements of general interest for cameras, projectors or printers
    • G03B3/10—Power-operated focusing

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Lens Barrels (AREA)
  • Automatic Focus Adjustment (AREA)
  • Focusing (AREA)
JP4798078A 1978-04-21 1978-04-21 Auto focus controller of lens interchangerable cameras Pending JPS54139727A (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP4798078A JPS54139727A (en) 1978-04-21 1978-04-21 Auto focus controller of lens interchangerable cameras
US06/031,925 US4274720A (en) 1978-04-21 1979-04-20 Automatic focus control device for objective lens exchangeable cameras

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP4798078A JPS54139727A (en) 1978-04-21 1978-04-21 Auto focus controller of lens interchangerable cameras

Related Child Applications (1)

Application Number Title Priority Date Filing Date
JP61149953A Division JPH0610707B2 (ja) 1986-06-26 1986-06-26 レンズ変換可能なカメラの自動焦点調節装置

Publications (1)

Publication Number Publication Date
JPS54139727A true JPS54139727A (en) 1979-10-30

Family

ID=12790450

Family Applications (1)

Application Number Title Priority Date Filing Date
JP4798078A Pending JPS54139727A (en) 1978-04-21 1978-04-21 Auto focus controller of lens interchangerable cameras

Country Status (2)

Country Link
US (1) US4274720A (ja)
JP (1) JPS54139727A (ja)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57717U (ja) * 1980-06-03 1982-01-05
JPS5790104U (ja) * 1980-11-21 1982-06-03
JPS57173809A (en) * 1981-04-18 1982-10-26 Minolta Camera Co Ltd Circuit switchgear

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6017427A (ja) * 1983-07-08 1985-01-29 Canon Inc カメラ
JPS6076312U (ja) * 1983-10-28 1985-05-28 株式会社ニコン 自動焦点調節カメラの撮影レンズ位置決め装置
WO1986003600A1 (fr) * 1984-12-04 1986-06-19 Konishiroku Photo Industry Co., Ltd. Procede de reglage automatique de la nettete et appareil photographique avec regulateur automatique de la nettete
JPH064331Y2 (ja) * 1984-12-27 1994-02-02 ミノルタカメラ株式会社 自動合焦装置付カメラ
US4935764A (en) * 1985-12-09 1990-06-19 Canon Kabushiki Kaisha Stepping drive unit for camera
CN111221201B (zh) * 2020-03-16 2025-01-21 中山阅光智能影像科技有限公司 对焦点移动调节装置

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4837378B1 (ja) * 1969-10-13 1973-11-10
US3798660A (en) * 1971-10-11 1974-03-19 Canon Kk Automatic focusing device for cameras
JPS4879627A (ja) * 1972-01-26 1973-10-25
US3914026A (en) * 1972-12-26 1975-10-21 Nippon Kogaku Kk Short-distance correction device in a photographic lens
US3940777A (en) * 1973-08-27 1976-02-24 Canon Kabushiki Kaisha Casing of a mechanical mounting for the interchangeable lenses and a camera system using the same
JPS5647533B2 (ja) * 1973-12-14 1981-11-10
DE2551544A1 (de) * 1975-11-17 1977-05-26 Zeiss Carl Fa Lichtbildaufnahmegeraet mit auswechselbarem objektiv
JPS5320322A (en) * 1976-08-10 1978-02-24 Minolta Camera Co Ltd Light measure display circuit for camera
JPS5397422A (en) * 1977-02-04 1978-08-25 Canon Inc Double priority camera

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57717U (ja) * 1980-06-03 1982-01-05
JPS5790104U (ja) * 1980-11-21 1982-06-03
JPS57173809A (en) * 1981-04-18 1982-10-26 Minolta Camera Co Ltd Circuit switchgear

Also Published As

Publication number Publication date
US4274720A (en) 1981-06-23

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