JPS60168111A - カメラの焦点調節装置 - Google Patents

カメラの焦点調節装置

Info

Publication number
JPS60168111A
JPS60168111A JP59024686A JP2468684A JPS60168111A JP S60168111 A JPS60168111 A JP S60168111A JP 59024686 A JP59024686 A JP 59024686A JP 2468684 A JP2468684 A JP 2468684A JP S60168111 A JPS60168111 A JP S60168111A
Authority
JP
Japan
Prior art keywords
light
output
signal
circuit
light emitting
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
JP59024686A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0380290B2 (en]
Inventor
Yukio Ogawa
幸雄 小川
Hideo Ko
秀夫 高
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.)
Canon Inc
Original Assignee
Canon Inc
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 Canon Inc filed Critical Canon Inc
Priority to JP59024686A priority Critical patent/JPS60168111A/ja
Priority to US06/700,691 priority patent/US4688919A/en
Publication of JPS60168111A publication Critical patent/JPS60168111A/ja
Publication of JPH0380290B2 publication Critical patent/JPH0380290B2/ja
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S17/00—Systems using the reflection or reradiation of electromagnetic waves other than radio waves, e.g. lidar systems
    • G01S17/02—Systems using the reflection of electromagnetic waves other than radio waves
    • G01S17/06—Systems determining position data of a target
    • G01S17/46—Indirect determination of position data
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Optics & Photonics (AREA)
  • Focusing (AREA)
  • Automatic Focus Adjustment (AREA)
JP59024686A 1984-02-13 1984-02-13 カメラの焦点調節装置 Granted JPS60168111A (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP59024686A JPS60168111A (ja) 1984-02-13 1984-02-13 カメラの焦点調節装置
US06/700,691 US4688919A (en) 1984-02-13 1985-02-12 Automatic focusing camera

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP59024686A JPS60168111A (ja) 1984-02-13 1984-02-13 カメラの焦点調節装置

Publications (2)

Publication Number Publication Date
JPS60168111A true JPS60168111A (ja) 1985-08-31
JPH0380290B2 JPH0380290B2 (en]) 1991-12-24

Family

ID=12145043

Family Applications (1)

Application Number Title Priority Date Filing Date
JP59024686A Granted JPS60168111A (ja) 1984-02-13 1984-02-13 カメラの焦点調節装置

Country Status (2)

Country Link
US (1) US4688919A (en])
JP (1) JPS60168111A (en])

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3709907A1 (de) * 1986-03-26 1987-10-08 Chinon Ind Inc Entfernungsmesser
JPS63133014A (ja) * 1986-11-25 1988-06-04 Olympus Optical Co Ltd 距離測定装置
US4963911A (en) * 1986-09-22 1990-10-16 Minolta Camera Kabushiki Kaisha Automatic focus detection system
US5870637A (en) * 1996-05-28 1999-02-09 Asahi Kogaku Kogyo Kabushiki Kaisha Auxiliary light emitting device and focusing condition detecting device
US6317565B1 (en) 1993-10-29 2001-11-13 Canon Kabushiki Kaisha Lens shutter camera having viewing line detector
US6507707B2 (en) 2000-08-24 2003-01-14 Olympus Optical Co., Ltd. Distance measuring apparatus and distance measuring method

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0690356B2 (ja) * 1985-11-11 1994-11-14 オリンパス光学工業株式会社 撮影レンズの温度によるピントずれ補正機構を有する測距光学系
US4804991A (en) * 1986-01-24 1989-02-14 Nikon Corporation Auto focusing light device
US5087119A (en) * 1986-02-28 1992-02-11 Canon Kabushiki Kaisha Distance measuring apparatus
US5175579A (en) * 1986-09-22 1992-12-29 Minolta Camera Kabushiki Kaisha Automatic focus detection system
JPH0690350B2 (ja) * 1986-12-15 1994-11-14 富士写真光機株式会社 カメラ
US4827302A (en) * 1987-05-15 1989-05-02 Konica Corporation Distance measurement apparatus for camera
US4908648A (en) * 1987-12-30 1990-03-13 Ricoh Company, Ltd. Distance measuring device for automatic focusing camera
US5191384A (en) * 1988-01-30 1993-03-02 Minolta Camera Kabushiki Kaisha Distance measuring system
US5963309A (en) * 1988-01-30 1999-10-05 Minolta Co., Ltd. Distance measuring system
US5151583A (en) * 1988-05-16 1992-09-29 Canon Kabushiki Kaisha Focus adjustment device having restricting means for restricting a selecting action according to the degree of nearness of a distance measurement
JPH07104477B2 (ja) * 1988-05-25 1995-11-13 株式会社精工舎 自動焦点カメラのマルチ測距装置
US5060004A (en) * 1988-12-15 1991-10-22 Canon Kabushiki Kaisha Distance measuring device
US5274429A (en) * 1989-04-14 1993-12-28 Asahi Kogaku Kogyo Kabushiki Kaisha Distance measuring device
JP3134158B2 (ja) * 1989-12-28 2001-02-13 セイコープレシジョン株式会社 マルチ測距装置及びカメラのレンズ位置制御装置
US5258799A (en) * 1991-03-12 1993-11-02 Minolta Camera Kabushiki Kaisha Auto focus camera with pseudo focal length mode
US5245398A (en) * 1991-06-21 1993-09-14 Eastman Kodak Company Time-multiplexed multi-zone rangefinder
US5221955A (en) * 1991-08-29 1993-06-22 Olympus Optical Co., Ltd. Distance measuring apparatus for camera
DE69633524T2 (de) * 1995-04-12 2005-03-03 Matsushita Electric Industrial Co., Ltd., Kadoma Verfahren und Gerät zur Objekterfassung
DE102011089325A1 (de) * 2011-12-13 2013-06-13 Robert Bosch Gmbh Handentfernungsmessgerät

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS56111839A (en) * 1980-02-08 1981-09-03 Fuji Photo Optical Co Ltd Distance detecting mechanism of camera available for use of lens of different focal length
JPS589013A (ja) * 1981-07-10 1983-01-19 Nippon Kogaku Kk <Nikon> 測距装置

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5391730A (en) * 1977-01-22 1978-08-11 Bell & Howell Japan Automatic focal point adjusting device
JPS5482229A (en) * 1977-12-14 1979-06-30 Canon Inc Automatic focus control camera
JPS5833129B2 (ja) * 1978-09-11 1983-07-18 株式会社日立製作所 冷蔵庫付空気調和装置
US4531822A (en) * 1978-12-01 1985-07-30 Polaroid Corporation Extended sonic acceptance angle
US4351590A (en) * 1979-10-16 1982-09-28 Canon Kabushiki Kaisha Motion picture camera with automatic focusing device

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS56111839A (en) * 1980-02-08 1981-09-03 Fuji Photo Optical Co Ltd Distance detecting mechanism of camera available for use of lens of different focal length
JPS589013A (ja) * 1981-07-10 1983-01-19 Nippon Kogaku Kk <Nikon> 測距装置

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3709907A1 (de) * 1986-03-26 1987-10-08 Chinon Ind Inc Entfernungsmesser
US4963911A (en) * 1986-09-22 1990-10-16 Minolta Camera Kabushiki Kaisha Automatic focus detection system
JPS63133014A (ja) * 1986-11-25 1988-06-04 Olympus Optical Co Ltd 距離測定装置
US6317565B1 (en) 1993-10-29 2001-11-13 Canon Kabushiki Kaisha Lens shutter camera having viewing line detector
US5870637A (en) * 1996-05-28 1999-02-09 Asahi Kogaku Kogyo Kabushiki Kaisha Auxiliary light emitting device and focusing condition detecting device
US6507707B2 (en) 2000-08-24 2003-01-14 Olympus Optical Co., Ltd. Distance measuring apparatus and distance measuring method

Also Published As

Publication number Publication date
JPH0380290B2 (en]) 1991-12-24
US4688919A (en) 1987-08-25

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Legal Events

Date Code Title Description
EXPY Cancellation because of completion of term