JPS5859413A - 自動焦点調節方法 - Google Patents

自動焦点調節方法

Info

Publication number
JPS5859413A
JPS5859413A JP15921381A JP15921381A JPS5859413A JP S5859413 A JPS5859413 A JP S5859413A JP 15921381 A JP15921381 A JP 15921381A JP 15921381 A JP15921381 A JP 15921381A JP S5859413 A JPS5859413 A JP S5859413A
Authority
JP
Japan
Prior art keywords
light
light receiving
infrared
lens
receiving device
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
JP15921381A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0145883B2 (en, 2012
Inventor
Kenichi Oikami
大井上　建一
Masatoshi Ida
井田　正利
Masahiro Aoki
雅弘 青木
Asao Hayashi
林　朝男
Junichi Nakamura
淳一 中村
Kenji Fukuoka
謙二 福岡
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.)
Olympus Corp
Original Assignee
Olympus Corp
Olympus Optical Co Ltd
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 Olympus Corp, Olympus Optical Co Ltd filed Critical Olympus Corp
Priority to JP15921381A priority Critical patent/JPS5859413A/ja
Publication of JPS5859413A publication Critical patent/JPS5859413A/ja
Publication of JPH0145883B2 publication Critical patent/JPH0145883B2/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
    • G02B7/36—Systems for automatic generation of focusing signals using image sharpness techniques, e.g. image processing techniques for generating autofocus signals
    • G02B7/38—Systems for automatic generation of focusing signals using image sharpness techniques, e.g. image processing techniques for generating autofocus signals measured at different points on the optical axis, e.g. focussing on two or more planes and comparing image data

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Focusing (AREA)
  • Automatic Focus Adjustment (AREA)
JP15921381A 1981-10-06 1981-10-06 自動焦点調節方法 Granted JPS5859413A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP15921381A JPS5859413A (ja) 1981-10-06 1981-10-06 自動焦点調節方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP15921381A JPS5859413A (ja) 1981-10-06 1981-10-06 自動焦点調節方法

Publications (2)

Publication Number Publication Date
JPS5859413A true JPS5859413A (ja) 1983-04-08
JPH0145883B2 JPH0145883B2 (en, 2012) 1989-10-05

Family

ID=15688793

Family Applications (1)

Application Number Title Priority Date Filing Date
JP15921381A Granted JPS5859413A (ja) 1981-10-06 1981-10-06 自動焦点調節方法

Country Status (1)

Country Link
JP (1) JPS5859413A (en, 2012)

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4696558A (en) * 1985-10-11 1987-09-29 Minolta Camera Kabushiki Kaisha Focus condition detecting arrangement
JPS63168613A (ja) * 1987-03-18 1988-07-12 Minolta Camera Co Ltd 自動焦点検出装置
US4835561A (en) * 1986-02-20 1989-05-30 Minolta Camera Kabushiki Kaisha Focus detecting device for camera
US4901101A (en) * 1986-08-06 1990-02-13 Minolta Camera Kabushiki Kaisha Automatic focus control device for use in a camera system
JP2004347665A (ja) * 2003-05-20 2004-12-09 Canon Inc 自動合焦装置
US7414231B2 (en) 2004-09-29 2008-08-19 Canon Kabushiki Kaisha Focus-state detecting device, image sensing apparatus and image sensing system having same and lens unit mounted thereon
CN111273504A (zh) * 2020-03-26 2020-06-12 浙江大华技术股份有限公司 一种调焦处理方法及装置

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5043402B2 (ja) * 2006-11-09 2012-10-10 キヤノン株式会社 測光装置およびカメラ
JP4994800B2 (ja) 2006-11-16 2012-08-08 キヤノン株式会社 受光センサ及び焦点検出装置
JP4933274B2 (ja) * 2007-01-09 2012-05-16 キヤノン株式会社 焦点調節装置、その制御方法及び撮像装置

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5414232A (en) * 1977-07-05 1979-02-02 Olympus Optical Co Ltd Method of detecting focus position depending on chromatic aberration of lens
JPS55111928A (en) * 1979-02-21 1980-08-29 Ricoh Co Ltd Automatic focusing device

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5414232A (en) * 1977-07-05 1979-02-02 Olympus Optical Co Ltd Method of detecting focus position depending on chromatic aberration of lens
JPS55111928A (en) * 1979-02-21 1980-08-29 Ricoh Co Ltd Automatic focusing device

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4696558A (en) * 1985-10-11 1987-09-29 Minolta Camera Kabushiki Kaisha Focus condition detecting arrangement
US4835561A (en) * 1986-02-20 1989-05-30 Minolta Camera Kabushiki Kaisha Focus detecting device for camera
US4901101A (en) * 1986-08-06 1990-02-13 Minolta Camera Kabushiki Kaisha Automatic focus control device for use in a camera system
JPS63168613A (ja) * 1987-03-18 1988-07-12 Minolta Camera Co Ltd 自動焦点検出装置
JP2004347665A (ja) * 2003-05-20 2004-12-09 Canon Inc 自動合焦装置
US7414231B2 (en) 2004-09-29 2008-08-19 Canon Kabushiki Kaisha Focus-state detecting device, image sensing apparatus and image sensing system having same and lens unit mounted thereon
CN111273504A (zh) * 2020-03-26 2020-06-12 浙江大华技术股份有限公司 一种调焦处理方法及装置

Also Published As

Publication number Publication date
JPH0145883B2 (en, 2012) 1989-10-05

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