JPH0588445B2 - - Google Patents

Info

Publication number
JPH0588445B2
JPH0588445B2 JP14019684A JP14019684A JPH0588445B2 JP H0588445 B2 JPH0588445 B2 JP H0588445B2 JP 14019684 A JP14019684 A JP 14019684A JP 14019684 A JP14019684 A JP 14019684A JP H0588445 B2 JPH0588445 B2 JP H0588445B2
Authority
JP
Japan
Prior art keywords
images
amount
focus
sensor
far
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
JP14019684A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6118912A (ja
Inventor
Akira Akashi
Akira Ishizaki
Akira Hiramatsu
Yasuo Suda
Keiji Ootaka
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 JP14019684A priority Critical patent/JPS6118912A/ja
Publication of JPS6118912A publication Critical patent/JPS6118912A/ja
Priority to US07/294,920 priority patent/US4914282A/en
Publication of JPH0588445B2 publication Critical patent/JPH0588445B2/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
    • G02B7/34—Systems for automatic generation of focusing signals using different areas in a pupil plane

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Focusing (AREA)
  • Automatic Focus Adjustment (AREA)
JP14019684A 1984-07-06 1984-07-06 焦点検出装置 Granted JPS6118912A (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP14019684A JPS6118912A (ja) 1984-07-06 1984-07-06 焦点検出装置
US07/294,920 US4914282A (en) 1984-07-06 1989-01-09 Focus detection system employing multiple area light distribution sensors

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP14019684A JPS6118912A (ja) 1984-07-06 1984-07-06 焦点検出装置

Publications (2)

Publication Number Publication Date
JPS6118912A JPS6118912A (ja) 1986-01-27
JPH0588445B2 true JPH0588445B2 (en, 2012) 1993-12-22

Family

ID=15263143

Family Applications (1)

Application Number Title Priority Date Filing Date
JP14019684A Granted JPS6118912A (ja) 1984-07-06 1984-07-06 焦点検出装置

Country Status (1)

Country Link
JP (1) JPS6118912A (en, 2012)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4768054A (en) * 1986-02-14 1988-08-30 Minolta Camera Kabushiki Kaisha Focus condition detecting device
US4942418A (en) * 1986-02-14 1990-07-17 Minolta Camera Kabushiki Kaisha Focus condition detecting device
JPS63246711A (ja) * 1986-05-16 1988-10-13 Minolta Camera Co Ltd 焦点検出装置
JP5493011B2 (ja) * 2010-11-30 2014-05-14 富士フイルム株式会社 撮像装置及びその合焦位置検出方法
JP5493010B2 (ja) 2010-11-30 2014-05-14 富士フイルム株式会社 撮像装置及びその合焦位置検出方法
JP2015102735A (ja) 2013-11-26 2015-06-04 株式会社ニコン 焦点検出装置および撮像装置
JP6916419B2 (ja) * 2013-11-26 2021-08-11 株式会社ニコン 焦点調節装置

Also Published As

Publication number Publication date
JPS6118912A (ja) 1986-01-27

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Legal Events

Date Code Title Description
EXPY Cancellation because of completion of term