JPS61209412A - 合焦検出装置 - Google Patents

合焦検出装置

Info

Publication number
JPS61209412A
JPS61209412A JP808886A JP808886A JPS61209412A JP S61209412 A JPS61209412 A JP S61209412A JP 808886 A JP808886 A JP 808886A JP 808886 A JP808886 A JP 808886A JP S61209412 A JPS61209412 A JP S61209412A
Authority
JP
Japan
Prior art keywords
correlation amount
photoelectric
correlation
output
focus detection
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
JP808886A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6236208B2 (en, 2012
Inventor
Takeshi Utagawa
健 歌川
Akira Ogasawara
昭 小笠原
Hiroshi Shirasu
白数　広
Kunihisa Hoshino
星野　邦久
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.)
Nikon Corp
Original Assignee
Nippon Kogaku KK
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 Nippon Kogaku KK filed Critical Nippon Kogaku KK
Priority to JP808886A priority Critical patent/JPS61209412A/ja
Publication of JPS61209412A publication Critical patent/JPS61209412A/ja
Publication of JPS6236208B2 publication Critical patent/JPS6236208B2/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)
JP808886A 1986-01-20 1986-01-20 合焦検出装置 Granted JPS61209412A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP808886A JPS61209412A (ja) 1986-01-20 1986-01-20 合焦検出装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP808886A JPS61209412A (ja) 1986-01-20 1986-01-20 合焦検出装置

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
JP526979A Division JPS5598709A (en) 1979-01-20 1979-01-20 Focusing detector

Publications (2)

Publication Number Publication Date
JPS61209412A true JPS61209412A (ja) 1986-09-17
JPS6236208B2 JPS6236208B2 (en, 2012) 1987-08-06

Family

ID=11683567

Family Applications (1)

Application Number Title Priority Date Filing Date
JP808886A Granted JPS61209412A (ja) 1986-01-20 1986-01-20 合焦検出装置

Country Status (1)

Country Link
JP (1) JPS61209412A (en, 2012)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2016009062A (ja) * 2014-06-24 2016-01-18 キヤノン株式会社 撮像装置、制御装置、制御方法、プログラム、および、記憶媒体

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS643012U (en, 2012) * 1987-06-25 1989-01-10

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5023740A (en, 2012) * 1973-06-30 1975-03-14
JPS5039543A (en, 2012) * 1973-07-09 1975-04-11
JPS6236208A (ja) * 1985-08-09 1987-02-17 Nec Kyushu Ltd 半導体製造装置

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5023740A (en, 2012) * 1973-06-30 1975-03-14
JPS5039543A (en, 2012) * 1973-07-09 1975-04-11
JPS6236208A (ja) * 1985-08-09 1987-02-17 Nec Kyushu Ltd 半導体製造装置

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2016009062A (ja) * 2014-06-24 2016-01-18 キヤノン株式会社 撮像装置、制御装置、制御方法、プログラム、および、記憶媒体

Also Published As

Publication number Publication date
JPS6236208B2 (en, 2012) 1987-08-06

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