JPS5367452A - Laser beam detection system - Google Patents

Laser beam detection system

Info

Publication number
JPS5367452A
JPS5367452A JP14320276A JP14320276A JPS5367452A JP S5367452 A JPS5367452 A JP S5367452A JP 14320276 A JP14320276 A JP 14320276A JP 14320276 A JP14320276 A JP 14320276A JP S5367452 A JPS5367452 A JP S5367452A
Authority
JP
Japan
Prior art keywords
laser beam
detection system
beam detection
scanning
starting point
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
JP14320276A
Other languages
Japanese (ja)
Inventor
Hideo Segawa
Iwao Hamaguchi
Yojiro Sato
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 JP14320276A priority Critical patent/JPS5367452A/en
Publication of JPS5367452A publication Critical patent/JPS5367452A/en
Pending legal-status Critical Current

Links

Abstract

PURPOSE: To obtain the starting point signal of a scanning beam and make positive the scanning starting point by detecting zero order diffracted light in a system of performing recording through scanning of modulated laser light.
COPYRIGHT: (C)1978,JPO&Japio
JP14320276A 1976-11-29 1976-11-29 Laser beam detection system Pending JPS5367452A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP14320276A JPS5367452A (en) 1976-11-29 1976-11-29 Laser beam detection system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP14320276A JPS5367452A (en) 1976-11-29 1976-11-29 Laser beam detection system

Publications (1)

Publication Number Publication Date
JPS5367452A true JPS5367452A (en) 1978-06-15

Family

ID=15333240

Family Applications (1)

Application Number Title Priority Date Filing Date
JP14320276A Pending JPS5367452A (en) 1976-11-29 1976-11-29 Laser beam detection system

Country Status (1)

Country Link
JP (1) JPS5367452A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6214455U (en) * 1985-07-11 1987-01-28

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6214455U (en) * 1985-07-11 1987-01-28

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