JPS5233760A - Range finder - Google Patents

Range finder

Info

Publication number
JPS5233760A
JPS5233760A JP11072875A JP11072875A JPS5233760A JP S5233760 A JPS5233760 A JP S5233760A JP 11072875 A JP11072875 A JP 11072875A JP 11072875 A JP11072875 A JP 11072875A JP S5233760 A JPS5233760 A JP S5233760A
Authority
JP
Japan
Prior art keywords
range finder
comeras
nonlinearity
appear
conducting material
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
JP11072875A
Other languages
Japanese (ja)
Inventor
Mitsuya Hosoe
Seiichi Matsumoto
Shigeru Hashimoto
Noriyoshi Iwashita
Tadae Fukushima
Hideo Yokota
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 JP11072875A priority Critical patent/JPS5233760A/en
Publication of JPS5233760A publication Critical patent/JPS5233760A/en
Pending legal-status Critical Current

Links

Landscapes

  • Length Measuring Devices By Optical Means (AREA)
  • Measurement Of Optical Distance (AREA)
  • Viewfinders (AREA)

Abstract

PURPOSE: To provide a range finder for comeras and others based on an image clarity detecting method in which the nonlinearity of photoelectric effects that appear in light conducting material is applied.
COPYRIGHT: (C)1977,JPO&Japio
JP11072875A 1975-09-11 1975-09-11 Range finder Pending JPS5233760A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP11072875A JPS5233760A (en) 1975-09-11 1975-09-11 Range finder

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP11072875A JPS5233760A (en) 1975-09-11 1975-09-11 Range finder

Publications (1)

Publication Number Publication Date
JPS5233760A true JPS5233760A (en) 1977-03-15

Family

ID=14542983

Family Applications (1)

Application Number Title Priority Date Filing Date
JP11072875A Pending JPS5233760A (en) 1975-09-11 1975-09-11 Range finder

Country Status (1)

Country Link
JP (1) JPS5233760A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20180036546A (en) 2016-09-30 2018-04-09 나부테스코 가부시키가이샤 Disconnection detection apparatus

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20180036546A (en) 2016-09-30 2018-04-09 나부테스코 가부시키가이샤 Disconnection detection apparatus

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