JPS59151013A - 距離検出装置 - Google Patents

距離検出装置

Info

Publication number
JPS59151013A
JPS59151013A JP2477383A JP2477383A JPS59151013A JP S59151013 A JPS59151013 A JP S59151013A JP 2477383 A JP2477383 A JP 2477383A JP 2477383 A JP2477383 A JP 2477383A JP S59151013 A JPS59151013 A JP S59151013A
Authority
JP
Japan
Prior art keywords
current
light
distance
circuit
charge
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.)
Pending
Application number
JP2477383A
Other languages
English (en)
Japanese (ja)
Inventor
Toshitatsu Suzuki
鈴木　敏立
Satoshi Yamane
山根　聰
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.)
Ricoh Co Ltd
Original Assignee
Ricoh 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 Ricoh Co Ltd filed Critical Ricoh Co Ltd
Priority to JP2477383A priority Critical patent/JPS59151013A/ja
Priority to DE19843405784 priority patent/DE3405784A1/de
Publication of JPS59151013A publication Critical patent/JPS59151013A/ja
Pending 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

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)
  • Measurement Of Optical Distance (AREA)
  • Optical Radar Systems And Details Thereof (AREA)
  • Length Measuring Devices By Optical Means (AREA)
JP2477383A 1983-02-18 1983-02-18 距離検出装置 Pending JPS59151013A (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP2477383A JPS59151013A (ja) 1983-02-18 1983-02-18 距離検出装置
DE19843405784 DE3405784A1 (de) 1983-02-18 1984-02-17 Einrichtung zum ermitteln einer entfernung zu einem gegenstand

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2477383A JPS59151013A (ja) 1983-02-18 1983-02-18 距離検出装置

Publications (1)

Publication Number Publication Date
JPS59151013A true JPS59151013A (ja) 1984-08-29

Family

ID=12147486

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2477383A Pending JPS59151013A (ja) 1983-02-18 1983-02-18 距離検出装置

Country Status (2)

Country Link
JP (1) JPS59151013A (enrdf_load_stackoverflow)
DE (1) DE3405784A1 (enrdf_load_stackoverflow)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3502634A1 (de) * 1985-01-26 1985-06-20 Deutsche Forschungs- und Versuchsanstalt für Luft- und Raumfahrt e.V., 5000 Köln Optisch-elektronischer entfernungsmesser
JP2958464B2 (ja) * 1990-01-17 1999-10-06 チノン株式会社 自動焦点調節装置
JPH07294248A (ja) * 1994-04-28 1995-11-10 Hamamatsu Photonics Kk 測距装置

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5614906A (en) * 1979-07-19 1981-02-13 Minolta Camera Co Ltd Distance detecting unit
JPS5629216A (en) * 1979-08-16 1981-03-24 Minolta Camera Co Ltd Instantaneous photodetecting circuit
JPS56126708A (en) * 1980-03-11 1981-10-05 Minolta Camera Co Ltd Range finder

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5527987A (en) * 1978-08-21 1980-02-28 Minolta Camera Co Ltd Distance measuring instrument
DE3216246A1 (de) * 1981-05-01 1982-12-02 Ricoh Co., Ltd., Tokyo Entfernungsmesseinrichtung

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5614906A (en) * 1979-07-19 1981-02-13 Minolta Camera Co Ltd Distance detecting unit
JPS5629216A (en) * 1979-08-16 1981-03-24 Minolta Camera Co Ltd Instantaneous photodetecting circuit
JPS56126708A (en) * 1980-03-11 1981-10-05 Minolta Camera Co Ltd Range finder

Also Published As

Publication number Publication date
DE3405784C2 (enrdf_load_stackoverflow) 1991-09-12
DE3405784A1 (de) 1984-08-23

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