JPS5269653A - Detector for displacement of scanning beam - Google Patents

Detector for displacement of scanning beam

Info

Publication number
JPS5269653A
JPS5269653A JP14652075A JP14652075A JPS5269653A JP S5269653 A JPS5269653 A JP S5269653A JP 14652075 A JP14652075 A JP 14652075A JP 14652075 A JP14652075 A JP 14652075A JP S5269653 A JPS5269653 A JP S5269653A
Authority
JP
Japan
Prior art keywords
scanning beam
displacement
detector
utmost
guiding
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
JP14652075A
Other languages
Japanese (ja)
Inventor
Katsumi Masaki
Yukio Isaka
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 JP14652075A priority Critical patent/JPS5269653A/en
Publication of JPS5269653A publication Critical patent/JPS5269653A/en
Pending legal-status Critical Current

Links

Landscapes

  • Length Measuring Devices By Optical Means (AREA)
  • Optical Transform (AREA)
  • Mechanical Optical Scanning Systems (AREA)

Abstract

PURPOSE: To lower the frequency of use of a light receiving element to the utmost and thereby reduce the manufacturing cost by guiding a scanning beam to said element through a member having different transmission factor or reflection factor and detecting the amount of displacement of the scanning beam by the output of said element.
COPYRIGHT: (C)1977,JPO&Japio
JP14652075A 1975-12-09 1975-12-09 Detector for displacement of scanning beam Pending JPS5269653A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP14652075A JPS5269653A (en) 1975-12-09 1975-12-09 Detector for displacement of scanning beam

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP14652075A JPS5269653A (en) 1975-12-09 1975-12-09 Detector for displacement of scanning beam

Publications (1)

Publication Number Publication Date
JPS5269653A true JPS5269653A (en) 1977-06-09

Family

ID=15409498

Family Applications (1)

Application Number Title Priority Date Filing Date
JP14652075A Pending JPS5269653A (en) 1975-12-09 1975-12-09 Detector for displacement of scanning beam

Country Status (1)

Country Link
JP (1) JPS5269653A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS55140641U (en) * 1979-03-27 1980-10-07
JPS55132921A (en) * 1979-04-05 1980-10-16 Fujitsu Ltd Sensor using optical fiber
JPS57165704A (en) * 1981-04-03 1982-10-12 Hitachi Ltd Detecting system for light spot position

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS55140641U (en) * 1979-03-27 1980-10-07
JPS55132921A (en) * 1979-04-05 1980-10-16 Fujitsu Ltd Sensor using optical fiber
JPS57165704A (en) * 1981-04-03 1982-10-12 Hitachi Ltd Detecting system for light spot position

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