JPS5283239A - Optical scanner - Google Patents

Optical scanner

Info

Publication number
JPS5283239A
JPS5283239A JP15813475A JP15813475A JPS5283239A JP S5283239 A JPS5283239 A JP S5283239A JP 15813475 A JP15813475 A JP 15813475A JP 15813475 A JP15813475 A JP 15813475A JP S5283239 A JPS5283239 A JP S5283239A
Authority
JP
Japan
Prior art keywords
optical scanner
opyical
holograms
intersecting
path
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.)
Granted
Application number
JP15813475A
Other languages
Japanese (ja)
Other versions
JPS5820409B2 (en
Inventor
Hiroyuki Ikeda
Moritoshi Ando
Yushi Inagaki
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.)
Fujitsu Ltd
Original Assignee
Fujitsu 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 Fujitsu Ltd filed Critical Fujitsu Ltd
Priority to JP50158134A priority Critical patent/JPS5820409B2/en
Publication of JPS5283239A publication Critical patent/JPS5283239A/en
Publication of JPS5820409B2 publication Critical patent/JPS5820409B2/en
Expired legal-status Critical Current

Links

Abstract

PURPOSE: To permit stable optical scanning and thereby render possible reading of a bar code with simple construction by providing a plurality of convex lenses or holograms intersecting each other in the opyical path for a spiral light beam.
COPYRIGHT: (C)1977,JPO&Japio
JP50158134A 1975-12-30 1975-12-30 Hikari Sousasouchi Expired JPS5820409B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP50158134A JPS5820409B2 (en) 1975-12-30 1975-12-30 Hikari Sousasouchi

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP50158134A JPS5820409B2 (en) 1975-12-30 1975-12-30 Hikari Sousasouchi

Publications (2)

Publication Number Publication Date
JPS5283239A true JPS5283239A (en) 1977-07-12
JPS5820409B2 JPS5820409B2 (en) 1983-04-22

Family

ID=15665009

Family Applications (1)

Application Number Title Priority Date Filing Date
JP50158134A Expired JPS5820409B2 (en) 1975-12-30 1975-12-30 Hikari Sousasouchi

Country Status (1)

Country Link
JP (1) JPS5820409B2 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6125119A (en) * 1984-07-14 1986-02-04 Fujitsu Ltd Laser scanner

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6041750A (en) * 1983-08-18 1985-03-05 Toshiba Electric Equip Corp Signal device

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6125119A (en) * 1984-07-14 1986-02-04 Fujitsu Ltd Laser scanner
JPH0449689B2 (en) * 1984-07-14 1992-08-12 Fujitsu Ltd

Also Published As

Publication number Publication date
JPS5820409B2 (en) 1983-04-22

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