JPS5371842A - Optical scanner - Google Patents

Optical scanner

Info

Publication number
JPS5371842A
JPS5371842A JP14729176A JP14729176A JPS5371842A JP S5371842 A JPS5371842 A JP S5371842A JP 14729176 A JP14729176 A JP 14729176A JP 14729176 A JP14729176 A JP 14729176A JP S5371842 A JPS5371842 A JP S5371842A
Authority
JP
Japan
Prior art keywords
optical scanner
scanning
face
changing
lens system
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
JP14729176A
Other languages
Japanese (ja)
Inventor
Kazuhisa Shirokabe
Tsutomu Bo
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.)
NEC Corp
Original Assignee
NEC Corp
Nippon Electric 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 NEC Corp, Nippon Electric Co Ltd filed Critical NEC Corp
Priority to JP14729176A priority Critical patent/JPS5371842A/en
Publication of JPS5371842A publication Critical patent/JPS5371842A/en
Pending legal-status Critical Current

Links

Landscapes

  • Mechanical Optical Scanning Systems (AREA)

Abstract

PURPOSE:To expand read depth by changing the optical path length from a lens system up to scanning face at every scanning of respectively one face in an optical scanner using a polyhedral rotary mirror.
JP14729176A 1976-12-07 1976-12-07 Optical scanner Pending JPS5371842A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP14729176A JPS5371842A (en) 1976-12-07 1976-12-07 Optical scanner

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP14729176A JPS5371842A (en) 1976-12-07 1976-12-07 Optical scanner

Publications (1)

Publication Number Publication Date
JPS5371842A true JPS5371842A (en) 1978-06-26

Family

ID=15426876

Family Applications (1)

Application Number Title Priority Date Filing Date
JP14729176A Pending JPS5371842A (en) 1976-12-07 1976-12-07 Optical scanner

Country Status (1)

Country Link
JP (1) JPS5371842A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH02301881A (en) * 1989-05-01 1990-12-13 Internatl Business Mach Corp <Ibm> Bar code scanner
JP2010049110A (en) * 2008-08-22 2010-03-04 Nec Corp Barcode reader and method of forming multifocus
JP6414915B1 (en) * 2017-07-06 2018-10-31 Ｎｅｃプラットフォームズ株式会社 Bar code reader and control method thereof

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH02301881A (en) * 1989-05-01 1990-12-13 Internatl Business Mach Corp <Ibm> Bar code scanner
JP2010049110A (en) * 2008-08-22 2010-03-04 Nec Corp Barcode reader and method of forming multifocus
JP6414915B1 (en) * 2017-07-06 2018-10-31 Ｎｅｃプラットフォームズ株式会社 Bar code reader and control method thereof
JP2019016130A (en) * 2017-07-06 2019-01-31 Ｎｅｃプラットフォームズ株式会社 Bar code reading device and control method thereof

Similar Documents

Publication Publication Date Title
NL176315C (en) OPTICAL SCANNER.
NL7611727A (en) OPTICAL SCANNING DEVICE.
NL7703232A (en) OPTICAL SCANNER.
GB1554201A (en) Lens array for laser facsimile system
JPS52120846A (en) Optical scanner
JPS5363929A (en) Optical scanner
JPS5311041A (en) Elyinggspot optical scanning system
JPS5371842A (en) Optical scanner
NL7706253A (en) IMAGE DISPLAY WITH LASER RAYS.
NL182915B (en) OPTICAL SCANNER.
AU2831877A (en) Chopping an optical beam
NL7511476A (en) OPTICAL LENS.
JPS5342047A (en) Scanner of optical beam
NL190294C (en) OPTICAL SCANNING SYSTEM.
JPS5413730A (en) Original reader
CA1033830A (en) Acousto-optic light beam scanner
JPS5347852A (en) Optical scanner
NL7706030A (en) OPTICAL LENS.
JPS52113751A (en) Optical scanner
JPS539548A (en) Optical scanner
JPS5368254A (en) Optical system of reader using laser
NL7701122A (en) OPTICAL LENS.
JPS53104239A (en) Copier combined with transmitter
JPS52137350A (en) Optical scanner
JPS52148146A (en) Optical scanner