JPH0474648B2 - - Google Patents

Info

Publication number
JPH0474648B2
JPH0474648B2 JP58169567A JP16956783A JPH0474648B2 JP H0474648 B2 JPH0474648 B2 JP H0474648B2 JP 58169567 A JP58169567 A JP 58169567A JP 16956783 A JP16956783 A JP 16956783A JP H0474648 B2 JPH0474648 B2 JP H0474648B2
Authority
JP
Japan
Prior art keywords
distance
light
subject
light sources
optical axis
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 - Lifetime
Application number
JP58169567A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6060511A (ja
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 filed Critical
Priority to JP58169567A priority Critical patent/JPS6060511A/ja
Publication of JPS6060511A publication Critical patent/JPS6060511A/ja
Priority to US07/052,341 priority patent/US4983033A/en
Publication of JPH0474648B2 publication Critical patent/JPH0474648B2/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
    • G01S17/48—Active triangulation systems, i.e. using the transmission and reflection of electromagnetic waves other than radio waves
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
    • G01C3/00—Measuring distances in line of sight; Optical rangefinders
    • G01C3/02—Details
    • G01C3/06—Use of electric means to obtain final indication
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
    • G01C3/00—Measuring distances in line of sight; Optical rangefinders
    • G01C3/10—Measuring distances in line of sight; Optical rangefinders using a parallactic triangle with variable angles and a base of fixed length in the observation station, e.g. in the instrument
    • 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)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Optics & Photonics (AREA)
  • Measurement Of Optical Distance (AREA)
  • Automatic Focus Adjustment (AREA)
  • Focusing (AREA)
JP58169567A 1983-09-14 1983-09-14 測距装置 Granted JPS6060511A (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP58169567A JPS6060511A (ja) 1983-09-14 1983-09-14 測距装置
US07/052,341 US4983033A (en) 1983-09-14 1987-05-21 Automatic range finder for camera

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP58169567A JPS6060511A (ja) 1983-09-14 1983-09-14 測距装置

Publications (2)

Publication Number Publication Date
JPS6060511A JPS6060511A (ja) 1985-04-08
JPH0474648B2 true JPH0474648B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1992-11-26

Family

ID=15888858

Family Applications (1)

Application Number Title Priority Date Filing Date
JP58169567A Granted JPS6060511A (ja) 1983-09-14 1983-09-14 測距装置

Country Status (2)

Country Link
US (1) US4983033A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
JP (1) JPS6060511A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Families Citing this family (40)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58201015A (ja) * 1982-05-20 1983-11-22 Canon Inc 測距装置
JPS6214016A (ja) * 1985-07-12 1987-01-22 Canon Inc 測距装置
JPS62201308A (ja) * 1986-02-28 1987-09-05 Canon Inc 測距装置
US5087119A (en) * 1986-02-28 1992-02-11 Canon Kabushiki Kaisha Distance measuring apparatus
JPH0616147B2 (ja) * 1986-03-26 1994-03-02 チノン株式会社 カメラ
US5175579A (en) * 1986-09-22 1992-12-29 Minolta Camera Kabushiki Kaisha Automatic focus detection system
JPH0279808A (ja) * 1988-09-16 1990-03-20 Olympus Optical Co Ltd あおり機構内蔵カメラ
JPH02105108A (ja) * 1988-10-14 1990-04-17 Olympus Optical Co Ltd あおり機構内蔵カメラ
US5137350A (en) * 1989-04-14 1992-08-11 Asahi Kogaku Kogyo Kabushiki Kaisha Distance measuring device
US5274429A (en) * 1989-04-14 1993-12-28 Asahi Kogaku Kogyo Kabushiki Kaisha Distance measuring device
JPH02287113A (ja) * 1989-04-27 1990-11-27 Asahi Optical Co Ltd 測距装置
US5148211A (en) * 1989-10-20 1992-09-15 Fuji Photo Film Co., Ltd. Stabilized range finder for use with an electronically controlled camera
DE3942770A1 (de) * 1989-12-23 1991-07-11 Dornier Luftfahrt Entfernungsbildkamera
US5189462A (en) * 1989-12-27 1993-02-23 Seikosha Co., Ltd. Range meter for camera
US5223885A (en) * 1989-12-28 1993-06-29 Seikosha Co., Ltd. Range meter for camera
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
KR950008704B1 (ko) * 1990-09-29 1995-08-04 삼성전자주식회사 비디오카메라의 자동촛점장치 및 그 방법
US5386263A (en) * 1990-10-20 1995-01-31 Fuji Photo Film Co., Ltd. Method and apparatus for rangefinding
JPH06100462B2 (ja) * 1990-11-13 1994-12-12 チノン株式会社 測距装置
JPH06100463B2 (ja) * 1990-11-13 1994-12-12 チノン株式会社 カメラにおける測距装置
JP2574189B2 (ja) * 1990-11-14 1997-01-22 富士写真光機株式会社 カメラの測距装置
JP3145729B2 (ja) * 1991-05-28 2001-03-12 チノン株式会社 多点測距装置
US5245398A (en) * 1991-06-21 1993-09-14 Eastman Kodak Company Time-multiplexed multi-zone rangefinder
JPH0534578A (ja) * 1991-07-26 1993-02-12 Canon Inc 測距装置
JP3288754B2 (ja) * 1992-06-15 2002-06-04 旭光学工業株式会社 測距装置
US5373318A (en) * 1992-07-27 1994-12-13 The United States Of America As Represented By The Secretary Of The Navy Apparent size passive range method
US5367333A (en) * 1992-07-27 1994-11-22 The United States Of America As Represented By The Secretary Of The Navy Passive range measurement system
US5623706A (en) * 1994-07-26 1997-04-22 Asahi Kogaku Kogyo Kabushiki Kaisha Camera having auto focusing and auto exposure functions
JP3708991B2 (ja) * 1994-12-28 2005-10-19 ペンタックス株式会社 インナーフォーカスの望遠鏡
US6041186A (en) * 1997-05-27 2000-03-21 Asahi Kogaku Kogyo Kabushiki Kaish Finder system
US7495774B2 (en) * 2002-03-01 2009-02-24 Michigan Aerospace Corporation Optical air data system
US7106447B2 (en) * 2002-03-01 2006-09-12 Michigan Aerospace Corporation Molecular optical air data systems (MOADS)
JP2003287420A (ja) * 2002-03-27 2003-10-10 Sharp Corp 測距センサおよびこれを備えた電子機器、測距センサの製造方法
US7303131B2 (en) * 2004-07-30 2007-12-04 Symbol Technologies, Inc. Automatic focusing system for imaging-based bar code reader
JP2008107657A (ja) 2006-10-26 2008-05-08 Canon Inc 撮像装置及びその制御方法及びプログラム及び記憶媒体
US20080231835A1 (en) * 2007-03-23 2008-09-25 Keigo Iizuka Divergence ratio distance mapping camera
JP5178393B2 (ja) * 2008-08-20 2013-04-10 シャープ株式会社 光学式測距センサおよび電子機器
US8797550B2 (en) 2009-04-21 2014-08-05 Michigan Aerospace Corporation Atmospheric measurement system
CN102439393B (zh) * 2009-05-15 2014-08-20 密歇根宇航公司 范围成像激光雷达
EP3454006A1 (en) 2017-09-12 2019-03-13 Fundació Institut de Ciències Fotòniques A method, a system and a computer program for measuring a distance to a target

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3443502A (en) * 1966-08-23 1969-05-13 Eastman Kodak Co Automatic focusing for cameras
USRE27461E (en) * 1970-06-19 1972-08-15 Automatic focusing for cameras
US4065778A (en) * 1976-06-17 1977-12-27 Eastman Kodak Company Automatic rangefinder and focusing apparatus
JPS5436968A (en) * 1977-08-30 1979-03-19 Agency Of Ind Science & Technol Range finder
US4313654A (en) * 1977-09-06 1982-02-02 Minolta Camera Kabushiki Kaisha Automatic rangefinder system for photographic camera with light emitting and receiving means
JPS54154351A (en) * 1978-05-25 1979-12-05 Canon Inc Distance measuring device
US4288152A (en) * 1979-08-16 1981-09-08 Minolta Camera Kabushiki Kaisha Automatic range finder system
JPS5670515A (en) * 1979-11-14 1981-06-12 Minolta Camera Co Ltd Distance display unit of camera with automatic focusing regulator
JPS5810605A (ja) * 1981-07-10 1983-01-21 Canon Inc 距離測定装置
JPS58201015A (ja) * 1982-05-20 1983-11-22 Canon Inc 測距装置
US4470681A (en) * 1982-09-07 1984-09-11 Polaroid Corporation Method of and apparatus for detecting range using multiple range readings

Also Published As

Publication number Publication date
JPS6060511A (ja) 1985-04-08
US4983033A (en) 1991-01-08

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