JPH0550686B2 - - Google Patents

Info

Publication number
JPH0550686B2
JPH0550686B2 JP58117541A JP11754183A JPH0550686B2 JP H0550686 B2 JPH0550686 B2 JP H0550686B2 JP 58117541 A JP58117541 A JP 58117541A JP 11754183 A JP11754183 A JP 11754183A JP H0550686 B2 JPH0550686 B2 JP H0550686B2
Authority
JP
Japan
Prior art keywords
output
light
distance
circuit
signal
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
JP58117541A
Other languages
English (en)
Japanese (ja)
Other versions
JPS607317A (ja
Inventor
Yoshihiro Harunari
Ryuji Tokuda
Takashi Kanbe
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 JP58117541A priority Critical patent/JPS607317A/ja
Publication of JPS607317A publication Critical patent/JPS607317A/ja
Priority to US06/842,067 priority patent/US4720723A/en
Publication of JPH0550686B2 publication Critical patent/JPH0550686B2/ja
Granted legal-status Critical Current

Links

Classifications

    • 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
    • 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
    • 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
    • G01S7/00—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
    • G01S7/48—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S17/00
    • G01S7/491—Details of non-pulse systems
    • G01S7/4912—Receivers
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
    • G03B3/00—Focusing arrangements of general interest for cameras, projectors or printers
    • G03B3/10—Power-operated focusing

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Electromagnetism (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Measurement Of Optical Distance (AREA)
  • Focusing (AREA)
  • Automatic Focus Adjustment (AREA)
JP58117541A 1983-06-24 1983-06-28 距離検出装置 Granted JPS607317A (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP58117541A JPS607317A (ja) 1983-06-28 1983-06-28 距離検出装置
US06/842,067 US4720723A (en) 1983-06-24 1986-03-20 Distance measuring device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP58117541A JPS607317A (ja) 1983-06-28 1983-06-28 距離検出装置

Publications (2)

Publication Number Publication Date
JPS607317A JPS607317A (ja) 1985-01-16
JPH0550686B2 true JPH0550686B2 (en]) 1993-07-29

Family

ID=14714346

Family Applications (1)

Application Number Title Priority Date Filing Date
JP58117541A Granted JPS607317A (ja) 1983-06-24 1983-06-28 距離検出装置

Country Status (1)

Country Link
JP (1) JPS607317A (en])

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6228612A (ja) * 1985-07-30 1987-02-06 Olympus Optical Co Ltd 距離検出装置
JP4836978B2 (ja) * 2008-03-03 2011-12-14 シチズンマシナリーミヤノ株式会社 ロックナット及びロックナットを備えた工作機械
US12025702B2 (en) 2019-11-29 2024-07-02 Waymo Llc Retroreflector detection and avoidance in a LIDAR device

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5654609A (en) * 1979-10-08 1981-05-14 Teac Co Magnetic recording device
JPS6225683Y2 (en]) * 1980-02-04 1987-07-01
JPS5722508A (en) * 1980-07-15 1982-02-05 Konishiroku Photo Ind Co Ltd Range finder

Also Published As

Publication number Publication date
JPS607317A (ja) 1985-01-16

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