JPS55115024A - Automatic focusing camera - Google Patents

Automatic focusing camera

Info

Publication number
JPS55115024A
JPS55115024A JP2302479A JP2302479A JPS55115024A JP S55115024 A JPS55115024 A JP S55115024A JP 2302479 A JP2302479 A JP 2302479A JP 2302479 A JP2302479 A JP 2302479A JP S55115024 A JPS55115024 A JP S55115024A
Authority
JP
Japan
Prior art keywords
lenses
focusing
lens
focusing motor
automatic
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
JP2302479A
Other languages
English (en)
Inventor
Shigeo Enomoto
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 JP2302479A priority Critical patent/JPS55115024A/ja
Priority to US06/115,327 priority patent/US4323303A/en
Priority to GB8004786A priority patent/GB2043277B/en
Priority to DE3006068A priority patent/DE3006068C2/de
Publication of JPS55115024A publication Critical patent/JPS55115024A/ja
Pending legal-status Critical Current

Links

Classifications

    • GPHYSICS
    • G02OPTICS
    • G02BOPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B7/00Mountings, adjusting means, or light-tight connections, for optical elements
    • G02B7/28Systems for automatic generation of focusing signals
    • G02B7/36Systems for automatic generation of focusing signals using image sharpness techniques, e.g. image processing techniques for generating autofocus signals

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Focusing (AREA)
  • Structure And Mechanism Of Cameras (AREA)
  • Automatic Focus Adjustment (AREA)
  • Lens Barrels (AREA)
JP2302479A 1979-02-28 1979-02-28 Automatic focusing camera Pending JPS55115024A (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP2302479A JPS55115024A (en) 1979-02-28 1979-02-28 Automatic focusing camera
US06/115,327 US4323303A (en) 1979-02-28 1980-01-25 Automatic focusing camera
GB8004786A GB2043277B (en) 1979-02-28 1980-02-13 Automatically focusing camera having interchangeable lenses
DE3006068A DE3006068C2 (de) 1979-02-28 1980-02-19 Kamera mit selbsttätiger Fokussierung

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2302479A JPS55115024A (en) 1979-02-28 1979-02-28 Automatic focusing camera

Publications (1)

Publication Number Publication Date
JPS55115024A true JPS55115024A (en) 1980-09-04

Family

ID=12098906

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2302479A Pending JPS55115024A (en) 1979-02-28 1979-02-28 Automatic focusing camera

Country Status (4)

Country Link
US (1) US4323303A (ja)
JP (1) JPS55115024A (ja)
DE (1) DE3006068C2 (ja)
GB (1) GB2043277B (ja)

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS56147131A (en) * 1980-04-17 1981-11-14 Seiko Epson Corp Autofocusing device
JPS5772111A (en) * 1980-10-23 1982-05-06 Canon Inc Camera
JPS57108832A (en) * 1980-12-25 1982-07-07 Olympus Optical Co Ltd Single-lens reflex camera of ttl system
JPS57121921U (ja) * 1981-01-21 1982-07-29
JPS59168407A (ja) * 1983-03-15 1984-09-22 Kyocera Corp 自動焦点調節可能なレンズ交換カメラ
JPS59204013A (ja) * 1983-05-04 1984-11-19 Kyocera Corp レンズ交換式カメラの自動焦点制御装置
JPS6371819A (ja) * 1987-08-27 1988-04-01 Kyocera Corp カメラの交換レンズのレンズ駆動機構
JPH03213811A (ja) * 1989-07-05 1991-09-19 Mitsutoyo Corp 顕微鏡及びその操作方法

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS575015A (en) * 1980-06-11 1982-01-11 Asahi Optical Co Ltd Interchangeable lens barrel
DE3120830C2 (de) * 1980-06-11 1985-02-14 Asahi Kogaku Kogyo K.K., Tokio/Tokyo Kamera mit Wechselobjektiven
JPS575014A (en) * 1980-06-11 1982-01-11 Asahi Optical Co Ltd Interchangeable lens barrel
JPS5734511A (en) * 1980-08-08 1982-02-24 West Electric Co Ltd Photographing lens device having focusing function
US4400075A (en) * 1980-09-10 1983-08-23 Asahi Kogaku Kogyo Kabushiki Kaisha Automatic focus camera with interchangeable lens
JPS5774709A (en) * 1980-10-28 1982-05-11 Canon Inc Interchangeable lens having detachable automatic focus adjusting device
JPS57136913U (ja) * 1981-02-23 1982-08-26
JPS57162625U (ja) * 1981-04-03 1982-10-13
JPS5810725A (ja) * 1981-07-14 1983-01-21 Nippon Kogaku Kk <Nikon> 自動合焦カメラ用撮影レンズ構体
JPS5882235A (ja) * 1981-11-11 1983-05-17 Minolta Camera Co Ltd 自動合焦方法と、その方法に用いる交換光学機器および光学機器本体
USRE33015E (en) * 1981-12-17 1989-08-08 Minolta Camera Kabushiki Kaisha Camera system operable in accordance with stored memory
JPS5919927A (ja) * 1982-07-26 1984-02-01 Nippon Kogaku Kk <Nikon> 信号送出装置
US4557579A (en) * 1983-02-11 1985-12-10 Olympus Optical Co., Ltd. Automatic focussing apparatus
JPS60175016A (ja) * 1984-02-21 1985-09-09 Canon Inc 合焦検出装置
US4737812A (en) * 1985-08-05 1988-04-12 Nippon Kogaku K.K. Automatic focusing camera
GB2181262B (en) 1985-10-02 1989-12-13 Canon Kk Automatic focusing system
JP3451756B2 (ja) * 1994-11-10 2003-09-29 株式会社ニコン レンズ鏡筒
JP3777036B2 (ja) * 1997-12-16 2006-05-24 ペンタックス株式会社 ズームレンズカメラ

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4853718A (ja) * 1971-11-04 1973-07-28
JPS5123137A (ja) * 1974-08-20 1976-02-24 Canon Kk Jidoshotenseigohoshiki
JPS53135622A (en) * 1977-04-30 1978-11-27 Hiroshi Mito Interchangeable lens associated with automatic focusing device

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
DE2536370B2 (de) * 1974-08-16 1978-01-12 Canon K.K, Tokio Scharfstelldetektorsystem fuer einaeugige spiegelreflexkamera
US4083056A (en) * 1975-09-09 1978-04-04 Asahi Kogaku Kogyo Kabushiki Kaisha Focus detecting device for single-lens reflex cameras
US4178087A (en) * 1978-10-02 1979-12-11 Polaroid Corporation Autofocus movie camera having focus correction means

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4853718A (ja) * 1971-11-04 1973-07-28
JPS5123137A (ja) * 1974-08-20 1976-02-24 Canon Kk Jidoshotenseigohoshiki
JPS53135622A (en) * 1977-04-30 1978-11-27 Hiroshi Mito Interchangeable lens associated with automatic focusing device

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS56147131A (en) * 1980-04-17 1981-11-14 Seiko Epson Corp Autofocusing device
JPS5772111A (en) * 1980-10-23 1982-05-06 Canon Inc Camera
JPS6341044B2 (ja) * 1980-10-23 1988-08-15 Canon Kk
JPS57108832A (en) * 1980-12-25 1982-07-07 Olympus Optical Co Ltd Single-lens reflex camera of ttl system
JPS57121921U (ja) * 1981-01-21 1982-07-29
JPS59168407A (ja) * 1983-03-15 1984-09-22 Kyocera Corp 自動焦点調節可能なレンズ交換カメラ
JPS59204013A (ja) * 1983-05-04 1984-11-19 Kyocera Corp レンズ交換式カメラの自動焦点制御装置
JPS6371819A (ja) * 1987-08-27 1988-04-01 Kyocera Corp カメラの交換レンズのレンズ駆動機構
JPH03213811A (ja) * 1989-07-05 1991-09-19 Mitsutoyo Corp 顕微鏡及びその操作方法

Also Published As

Publication number Publication date
GB2043277A (en) 1980-10-01
DE3006068C2 (de) 1984-01-12
US4323303A (en) 1982-04-06
DE3006068A1 (de) 1980-09-04
GB2043277B (en) 1983-08-03

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