JPS5885406A - 自動合焦装置 - Google Patents

自動合焦装置

Info

Publication number
JPS5885406A
JPS5885406A JP18300181A JP18300181A JPS5885406A JP S5885406 A JPS5885406 A JP S5885406A JP 18300181 A JP18300181 A JP 18300181A JP 18300181 A JP18300181 A JP 18300181A JP S5885406 A JPS5885406 A JP S5885406A
Authority
JP
Japan
Prior art keywords
macro
distance range
lens
range
state
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
JP18300181A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0510644B2 (enExample
Inventor
Tadao Takagi
忠雄 高木
Nobuo Okabe
岡部　信夫
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
Nikon Corp
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 Nikon Corp, Nippon Kogaku KK filed Critical Nikon Corp
Priority to JP18300181A priority Critical patent/JPS5885406A/ja
Priority to US06/441,786 priority patent/US4482234A/en
Publication of JPS5885406A publication Critical patent/JPS5885406A/ja
Publication of JPH0510644B2 publication Critical patent/JPH0510644B2/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)
JP18300181A 1981-11-17 1981-11-17 自動合焦装置 Granted JPS5885406A (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP18300181A JPS5885406A (ja) 1981-11-17 1981-11-17 自動合焦装置
US06/441,786 US4482234A (en) 1981-11-17 1982-11-15 Automatic focusing device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP18300181A JPS5885406A (ja) 1981-11-17 1981-11-17 自動合焦装置

Related Child Applications (1)

Application Number Title Priority Date Filing Date
JP21191491A Division JPH0656450B2 (ja) 1991-08-23 1991-08-23 撮影レンズの移動装置

Publications (2)

Publication Number Publication Date
JPS5885406A true JPS5885406A (ja) 1983-05-21
JPH0510644B2 JPH0510644B2 (enExample) 1993-02-10

Family

ID=16128014

Family Applications (1)

Application Number Title Priority Date Filing Date
JP18300181A Granted JPS5885406A (ja) 1981-11-17 1981-11-17 自動合焦装置

Country Status (1)

Country Link
JP (1) JPS5885406A (enExample)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60101515A (ja) * 1983-11-08 1985-06-05 Nippon Kogaku Kk <Nikon> 自動焦点制御装置
US5600397A (en) * 1990-11-14 1997-02-04 Nikon Corporation Automatic focusing device

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4877715A (enExample) * 1972-01-19 1973-10-19
JPS51332A (ja) * 1974-06-20 1976-01-06 Fuji Photo Optical Co Ltd Zuumurenjikokanjidohoseisaabosochi
JPS54113334A (en) * 1978-02-24 1979-09-04 Nippon Chemical Ind Apparatus for detecting focus point position

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4877715A (enExample) * 1972-01-19 1973-10-19
JPS51332A (ja) * 1974-06-20 1976-01-06 Fuji Photo Optical Co Ltd Zuumurenjikokanjidohoseisaabosochi
JPS54113334A (en) * 1978-02-24 1979-09-04 Nippon Chemical Ind Apparatus for detecting focus point position

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60101515A (ja) * 1983-11-08 1985-06-05 Nippon Kogaku Kk <Nikon> 自動焦点制御装置
US5600397A (en) * 1990-11-14 1997-02-04 Nikon Corporation Automatic focusing device

Also Published As

Publication number Publication date
JPH0510644B2 (enExample) 1993-02-10

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