JPS6356961B2 - - Google Patents

Info

Publication number
JPS6356961B2
JPS6356961B2 JP55156574A JP15657480A JPS6356961B2 JP S6356961 B2 JPS6356961 B2 JP S6356961B2 JP 55156574 A JP55156574 A JP 55156574A JP 15657480 A JP15657480 A JP 15657480A JP S6356961 B2 JPS6356961 B2 JP S6356961B2
Authority
JP
Japan
Prior art keywords
output
focus
gate
brightness
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
Application number
JP55156574A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5779922A (en
Inventor
Yosuke Kusaka
Nobuo Okabe
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 JP55156574A priority Critical patent/JPS5779922A/ja
Priority to US06/316,440 priority patent/US4405220A/en
Priority to DE19813144199 priority patent/DE3144199A1/de
Publication of JPS5779922A publication Critical patent/JPS5779922A/ja
Publication of JPS6356961B2 publication Critical patent/JPS6356961B2/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)
JP55156574A 1980-11-07 1980-11-07 Automatic focusing camera Granted JPS5779922A (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP55156574A JPS5779922A (en) 1980-11-07 1980-11-07 Automatic focusing camera
US06/316,440 US4405220A (en) 1980-11-07 1981-10-29 Automatic focusing apparatus for a camera
DE19813144199 DE3144199A1 (de) 1980-11-07 1981-11-06 Automatische fokussiervorrichtung fuer eine kamera

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP55156574A JPS5779922A (en) 1980-11-07 1980-11-07 Automatic focusing camera

Related Child Applications (1)

Application Number Title Priority Date Filing Date
JP1279796A Division JPH02181107A (ja) 1989-10-30 1989-10-30 自動合焦カメラ

Publications (2)

Publication Number Publication Date
JPS5779922A JPS5779922A (en) 1982-05-19
JPS6356961B2 true JPS6356961B2 (OSRAM) 1988-11-09

Family

ID=15630734

Family Applications (1)

Application Number Title Priority Date Filing Date
JP55156574A Granted JPS5779922A (en) 1980-11-07 1980-11-07 Automatic focusing camera

Country Status (3)

Country Link
US (1) US4405220A (OSRAM)
JP (1) JPS5779922A (OSRAM)
DE (1) DE3144199A1 (OSRAM)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58145903A (ja) * 1982-02-24 1983-08-31 Nippon Seimitsu Kogyo Kk 光学機器の光学装置
JPS6020111A (ja) * 1983-07-14 1985-02-01 Fuji Electric Corp Res & Dev Ltd 距離測定装置
JPH0697300B2 (ja) * 1985-04-30 1994-11-30 オリンパス光学工業株式会社 自動焦点調節装置
JP2511409B2 (ja) * 1986-03-31 1996-06-26 ミノルタ株式会社 自動焦点調節装置
US4924250A (en) * 1986-03-31 1990-05-08 Minolta Camera Kabushiki Kaisha Automatic focus control device
JPH02181107A (ja) * 1989-10-30 1990-07-13 Nikon Corp 自動合焦カメラ
US5805939A (en) * 1994-06-07 1998-09-08 Minolta Co., Ltd. Camera arranged with a viewfinder system having an optical axis different from that of a distance measuring device
JP2002221656A (ja) * 2001-01-26 2002-08-09 Olympus Optical Co Ltd 焦点調整装置
JP5500786B2 (ja) * 2008-05-30 2014-05-21 キヤノン株式会社 投射型表示装置

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS50129237A (OSRAM) * 1974-04-01 1975-10-13
JPS5436928A (en) * 1977-08-29 1979-03-19 Fuji Photo Optical Co Ltd Drive method for scanning mirror of automatic focus device
US4264810A (en) * 1977-12-24 1981-04-28 Nippon Kogaku K. K. Focus detecting apparatus
DE2946939A1 (de) * 1979-11-21 1981-05-27 Agfa-Gevaert Ag, 5090 Leverkusen Regelvorrichtung fuer fotografische geraete
JPS5694334A (en) * 1979-12-27 1981-07-30 Asahi Optical Co Ltd Automatic focusing camera

Also Published As

Publication number Publication date
US4405220A (en) 1983-09-20
JPS5779922A (en) 1982-05-19
DE3144199A1 (de) 1982-06-24

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