JPH0534648B2 - - Google Patents

Info

Publication number
JPH0534648B2
JPH0534648B2 JP58080476A JP8047683A JPH0534648B2 JP H0534648 B2 JPH0534648 B2 JP H0534648B2 JP 58080476 A JP58080476 A JP 58080476A JP 8047683 A JP8047683 A JP 8047683A JP H0534648 B2 JPH0534648 B2 JP H0534648B2
Authority
JP
Japan
Prior art keywords
focus detection
focus
circuit
detection signal
signal
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
JP58080476A
Other languages
English (en)
Japanese (ja)
Other versions
JPS59204809A (ja
Inventor
Takashi Kawabata
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 JP58080476A priority Critical patent/JPS59204809A/ja
Publication of JPS59204809A publication Critical patent/JPS59204809A/ja
Publication of JPH0534648B2 publication Critical patent/JPH0534648B2/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)
JP58080476A 1983-05-09 1983-05-09 自動焦点制御装置 Granted JPS59204809A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP58080476A JPS59204809A (ja) 1983-05-09 1983-05-09 自動焦点制御装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP58080476A JPS59204809A (ja) 1983-05-09 1983-05-09 自動焦点制御装置

Publications (2)

Publication Number Publication Date
JPS59204809A JPS59204809A (ja) 1984-11-20
JPH0534648B2 true JPH0534648B2 (enrdf_load_stackoverflow) 1993-05-24

Family

ID=13719318

Family Applications (1)

Application Number Title Priority Date Filing Date
JP58080476A Granted JPS59204809A (ja) 1983-05-09 1983-05-09 自動焦点制御装置

Country Status (1)

Country Link
JP (1) JPS59204809A (enrdf_load_stackoverflow)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01309573A (ja) * 1988-06-08 1989-12-13 Sanyo Electric Co Ltd オートフォーカスビデオカメラ
US7079187B1 (en) * 1998-11-19 2006-07-18 Canon Kabushiki Kaisha Focus adjusting apparatus and focus adjusting method

Also Published As

Publication number Publication date
JPS59204809A (ja) 1984-11-20

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