JPS5977417A - 自動焦点カメラの焦点調節装置 - Google Patents

自動焦点カメラの焦点調節装置

Info

Publication number
JPS5977417A
JPS5977417A JP18675082A JP18675082A JPS5977417A JP S5977417 A JPS5977417 A JP S5977417A JP 18675082 A JP18675082 A JP 18675082A JP 18675082 A JP18675082 A JP 18675082A JP S5977417 A JPS5977417 A JP S5977417A
Authority
JP
Japan
Prior art keywords
motor
focus
transistor
focus adjustment
turned
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.)
Granted
Application number
JP18675082A
Other languages
English (en)
Japanese (ja)
Other versions
JPH045176B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html
Inventor
Yoshihito Harada
義仁 原田
Takashi Kawabata
隆 川端
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.)
Canon Inc
Original Assignee
Canon Inc
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 Canon Inc filed Critical Canon Inc
Priority to JP18675082A priority Critical patent/JPS5977417A/ja
Publication of JPS5977417A publication Critical patent/JPS5977417A/ja
Publication of JPH045176B2 publication Critical patent/JPH045176B2/ja
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B7/00—Mountings, adjusting means, or light-tight connections, for optical elements
    • G02B7/28—Systems for automatic generation of focusing signals
    • G02B7/36—Systems 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)
  • Automatic Focus Adjustment (AREA)
JP18675082A 1982-10-26 1982-10-26 自動焦点カメラの焦点調節装置 Granted JPS5977417A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP18675082A JPS5977417A (ja) 1982-10-26 1982-10-26 自動焦点カメラの焦点調節装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP18675082A JPS5977417A (ja) 1982-10-26 1982-10-26 自動焦点カメラの焦点調節装置

Publications (2)

Publication Number Publication Date
JPS5977417A true JPS5977417A (ja) 1984-05-02
JPH045176B2 JPH045176B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1992-01-30

Family

ID=16193984

Family Applications (1)

Application Number Title Priority Date Filing Date
JP18675082A Granted JPS5977417A (ja) 1982-10-26 1982-10-26 自動焦点カメラの焦点調節装置

Country Status (1)

Country Link
JP (1) JPS5977417A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4763987A (en) * 1985-11-20 1988-08-16 Minolta Camera Kabushiki Kaisha Lens barrel
JPH03143292A (ja) * 1989-10-27 1991-06-18 Canon Inc レンズ駆動装置

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4763987A (en) * 1985-11-20 1988-08-16 Minolta Camera Kabushiki Kaisha Lens barrel
JPH03143292A (ja) * 1989-10-27 1991-06-18 Canon Inc レンズ駆動装置

Also Published As

Publication number Publication date
JPH045176B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1992-01-30

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