JPH0435866Y2 - - Google Patents

Info

Publication number
JPH0435866Y2
JPH0435866Y2 JP1983102058U JP10205883U JPH0435866Y2 JP H0435866 Y2 JPH0435866 Y2 JP H0435866Y2 JP 1983102058 U JP1983102058 U JP 1983102058U JP 10205883 U JP10205883 U JP 10205883U JP H0435866 Y2 JPH0435866 Y2 JP H0435866Y2
Authority
JP
Japan
Prior art keywords
lens
radiant energy
detection
detection device
light
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
Application number
JP1983102058U
Other languages
English (en)
Japanese (ja)
Other versions
JPS5927535U (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
Priority claimed from US06/394,002 external-priority patent/US4511248A/en
Priority claimed from US06/449,330 external-priority patent/US4460259A/en
Application filed filed Critical
Publication of JPS5927535U publication Critical patent/JPS5927535U/ja
Application granted granted Critical
Publication of JPH0435866Y2 publication Critical patent/JPH0435866Y2/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
    • 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
    • G01S17/08—Systems determining position data of a target for measuring distance only
    • G01S17/32—Systems determining position data of a target for measuring distance only using transmission of continuous waves, whether amplitude-, frequency-, or phase-modulated, or unmodulated

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Viewfinders (AREA)
  • Measurement Of Optical Distance (AREA)
  • Focusing (AREA)
JP1983102058U 1982-06-30 1983-06-30 レンジフアインダ Granted JPS5927535U (ja)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US394002 1982-06-30
US06/394,002 US4511248A (en) 1982-06-30 1982-06-30 Active electro-optical distance detection methods and devices
US449330 1982-12-13
US06/449,330 US4460259A (en) 1982-12-13 1982-12-13 Single lens rangefinder device having light emitter and detector

Publications (2)

Publication Number Publication Date
JPS5927535U JPS5927535U (ja) 1984-02-21
JPH0435866Y2 true JPH0435866Y2 (enrdf_load_stackoverflow) 1992-08-25

Family

ID=27014537

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1983102058U Granted JPS5927535U (ja) 1982-06-30 1983-06-30 レンジフアインダ

Country Status (3)

Country Link
JP (1) JPS5927535U (enrdf_load_stackoverflow)
GB (1) GB2122835B (enrdf_load_stackoverflow)
HK (1) HK8387A (enrdf_load_stackoverflow)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59158029A (ja) * 1983-02-28 1984-09-07 松下電工株式会社 反射型光電スイツチ
JPS60185230A (ja) * 1984-03-02 1985-09-20 Pioneer Electronic Corp 焦点誤差検出装置
GB9020285D0 (en) * 1990-09-17 1990-10-31 Imatronic Ltd Optical apparatus
US5541704A (en) * 1994-08-08 1996-07-30 Eastman Kodak Company Camera with LED photometer
DE102010041937A1 (de) * 2010-10-04 2012-04-05 Robert Bosch Gmbh Optische Abschirm-Vorrichtung zum Trennen von optischen Pfaden

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5461522A (en) * 1977-10-25 1979-05-17 Minolta Camera Co Ltd Automatic focusing device
NL186121C (nl) * 1977-12-16 1990-09-17 Mitsubishi Electric Corp Automatisch focusseerapparaat.
NL7809635A (nl) * 1978-09-22 1980-03-25 Philips Nv Inrichting voor het uitlezen van een optische registra- tiedrager bevattende een stralingsreflekterende infor- matiestruktuur.
GB2057218B (en) * 1979-06-25 1984-02-29 Olympus Optical Co Detecting focussing error
JPS56125713A (en) * 1980-03-07 1981-10-02 Canon Inc Sharpness detector of image
NL7907216A (nl) * 1979-09-28 1981-03-31 Philips Nv Optisch fokusfout-detektiestelsel.
GB2066014B (en) * 1979-12-14 1984-05-02 Plessey Co Ltd Focus indicator
JPS597926B2 (ja) * 1979-12-20 1984-02-21 横河電機株式会社 位置検出装置
US4505584A (en) * 1981-01-22 1985-03-19 Olympus Optical Co., Ltd. Method and apparatus for detecting focussing error signal of objective lens
JPS57195634U (enrdf_load_stackoverflow) * 1981-06-05 1982-12-11
DD201245A1 (de) * 1981-10-16 1983-07-13 Rolf Jurenz Optische anordnung zur automatischen scharfeinstellung
NL8105579A (nl) * 1981-12-11 1983-07-01 Philips Nv Optisch fokusfoutdetektiestelsel.

Also Published As

Publication number Publication date
GB2122835A (en) 1984-01-18
GB8317513D0 (en) 1983-08-03
GB2122835B (en) 1986-08-06
HK8387A (en) 1987-01-28
JPS5927535U (ja) 1984-02-21

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