JPS5888710A - 自動合焦用撮影レンズ構体 - Google Patents

自動合焦用撮影レンズ構体

Info

Publication number
JPS5888710A
JPS5888710A JP20673381A JP20673381A JPS5888710A JP S5888710 A JPS5888710 A JP S5888710A JP 20673381 A JP20673381 A JP 20673381A JP 20673381 A JP20673381 A JP 20673381A JP S5888710 A JPS5888710 A JP S5888710A
Authority
JP
Japan
Prior art keywords
focal length
signal
image plane
lens
plane movement
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
JP20673381A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0519125B2 (enrdf_load_stackoverflow
Inventor
Toru Fukuhara
福原　透
Nobuhiko Terui
照井　信彦
Seiichi Yasukawa
安川　誠一
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 JP20673381A priority Critical patent/JPS5888710A/ja
Publication of JPS5888710A publication Critical patent/JPS5888710A/ja
Publication of JPH0519125B2 publication Critical patent/JPH0519125B2/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
    • G02B7/30—Systems for automatic generation of focusing signals using parallactic triangle with a base line
    • G02B7/32—Systems for automatic generation of focusing signals using parallactic triangle with a base line using active means, e.g. light emitter

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Automatic Focus Adjustment (AREA)
  • Focusing (AREA)
JP20673381A 1981-12-21 1981-12-21 自動合焦用撮影レンズ構体 Granted JPS5888710A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP20673381A JPS5888710A (ja) 1981-12-21 1981-12-21 自動合焦用撮影レンズ構体

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP20673381A JPS5888710A (ja) 1981-12-21 1981-12-21 自動合焦用撮影レンズ構体

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
JP56186458A Division JPS5887510A (ja) 1981-11-20 1981-11-20 カメラ用交換レンズ構体

Publications (2)

Publication Number Publication Date
JPS5888710A true JPS5888710A (ja) 1983-05-26
JPH0519125B2 JPH0519125B2 (enrdf_load_stackoverflow) 1993-03-15

Family

ID=16528200

Family Applications (1)

Application Number Title Priority Date Filing Date
JP20673381A Granted JPS5888710A (ja) 1981-12-21 1981-12-21 自動合焦用撮影レンズ構体

Country Status (1)

Country Link
JP (1) JPS5888710A (enrdf_load_stackoverflow)

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5511275A (en) * 1978-04-20 1980-01-26 Polaroid Corp Automatic focusing camera
JPS5576309A (en) * 1978-12-01 1980-06-09 Sony Corp Automatic focusing device
JPS5598724A (en) * 1979-01-02 1980-07-28 Polaroid Corp Automatic focussing camera
JPS5675607A (en) * 1979-11-26 1981-06-22 Ricoh Co Ltd Automatic focus detecting device
JPS56162728A (en) * 1980-05-20 1981-12-14 Minolta Camera Co Ltd Automatic focusing device of zoom lens

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5511275A (en) * 1978-04-20 1980-01-26 Polaroid Corp Automatic focusing camera
JPS5576309A (en) * 1978-12-01 1980-06-09 Sony Corp Automatic focusing device
JPS5598724A (en) * 1979-01-02 1980-07-28 Polaroid Corp Automatic focussing camera
JPS5675607A (en) * 1979-11-26 1981-06-22 Ricoh Co Ltd Automatic focus detecting device
JPS56162728A (en) * 1980-05-20 1981-12-14 Minolta Camera Co Ltd Automatic focusing device of zoom lens

Also Published As

Publication number Publication date
JPH0519125B2 (enrdf_load_stackoverflow) 1993-03-15

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