JPS6223913B2 - - Google Patents

Info

Publication number
JPS6223913B2
JPS6223913B2 JP55019483A JP1948380A JPS6223913B2 JP S6223913 B2 JPS6223913 B2 JP S6223913B2 JP 55019483 A JP55019483 A JP 55019483A JP 1948380 A JP1948380 A JP 1948380A JP S6223913 B2 JPS6223913 B2 JP S6223913B2
Authority
JP
Japan
Prior art keywords
mirror
light
rotating body
hole
light beam
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.)
Expired
Application number
JP55019483A
Other languages
English (en)
Japanese (ja)
Other versions
JPS56116178A (en
Inventor
Kazunobu Tsutsumi
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.)
Panasonic Holdings Corp
Original Assignee
Matsushita Electric Industrial 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 Matsushita Electric Industrial Co Ltd filed Critical Matsushita Electric Industrial Co Ltd
Priority to JP1948380A priority Critical patent/JPS56116178A/ja
Publication of JPS56116178A publication Critical patent/JPS56116178A/ja
Publication of JPS6223913B2 publication Critical patent/JPS6223913B2/ja
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K7/00—Methods or arrangements for sensing record carriers, e.g. for reading patterns
    • G06K7/10—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation
    • G06K7/10544—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation by scanning of the records by radiation in the optical part of the electromagnetic spectrum
    • G06K7/10821—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation by scanning of the records by radiation in the optical part of the electromagnetic spectrum further details of bar or optical code scanning devices
    • G06K7/10861—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation by scanning of the records by radiation in the optical part of the electromagnetic spectrum further details of bar or optical code scanning devices sensing of data fields affixed to objects or articles, e.g. coded labels
    • G06K7/10871—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation by scanning of the records by radiation in the optical part of the electromagnetic spectrum further details of bar or optical code scanning devices sensing of data fields affixed to objects or articles, e.g. coded labels randomly oriented data-fields, code-marks therefore, e.g. concentric circles-code

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Toxicology (AREA)
  • Artificial Intelligence (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
JP1948380A 1980-02-18 1980-02-18 Optical reader Granted JPS56116178A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1948380A JPS56116178A (en) 1980-02-18 1980-02-18 Optical reader

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1948380A JPS56116178A (en) 1980-02-18 1980-02-18 Optical reader

Publications (2)

Publication Number Publication Date
JPS56116178A JPS56116178A (en) 1981-09-11
JPS6223913B2 true JPS6223913B2 (https=) 1987-05-26

Family

ID=12000585

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1948380A Granted JPS56116178A (en) 1980-02-18 1980-02-18 Optical reader

Country Status (1)

Country Link
JP (1) JPS56116178A (https=)

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ZA746973B (en) * 1974-03-06 1975-11-26 Servo Corp Of America Multiplexed optical scanner system

Also Published As

Publication number Publication date
JPS56116178A (en) 1981-09-11

Similar Documents

Publication Publication Date Title
US4006343A (en) Code read-out means
US5693930A (en) Optical scanner having a plurality of scanning systems
US5206491A (en) Plural beam, plural window multi-direction bar code reading device
US4758058A (en) Holographic disk scanner having special position-indicating holograms
US5153417A (en) Bar code reader using holograms
KR910008421B1 (ko) 홀로그램 스캐너를 이용한 바코드리더의 바코드 검지방법 및 주사광학계
JPH01321581A (ja) バーコード用光学読み取り装置
JPS57127272A (en) Optical reader
US4591236A (en) Optical scanner with beam directing holograms at window
EP0318574B1 (en) Optical scanning apparatus
US6681993B1 (en) Method and device for reading of a barcode on an article
JPH0823629B2 (ja) 光学読取装置
EP0488585B1 (en) Optical scanning apparatus
JPH083824B2 (ja) バ−コ−ドスキヤナ
US5223700A (en) Bar code reader having a polygon mirror providing different scan line lengths
US5479274A (en) Optical image scanning apparatus detecting sheet size and displacement
JPS6223913B2 (https=)
CA2020540C (en) Bar code reader
JPS5922992B2 (ja) 情報読取装置
JPS599947B2 (ja) 光学読取装置
JP2795293B2 (ja) バーコード読取り装置
JP2765597B2 (ja) バーコード読取り装置
KR930006205Y1 (ko) 바코드 스캐너의 스캐닝 장치
JPH03218587A (ja) 商品データ読取装置
JP2688264B2 (ja) 光学的読取装置