BE801362A - Perfectionnements aux dispositifs a fibres optiques pour la lecture de traits - Google Patents

Perfectionnements aux dispositifs a fibres optiques pour la lecture de traits

Info

Publication number
BE801362A
BE801362A BE132648A BE132648A BE801362A BE 801362 A BE801362 A BE 801362A BE 132648 A BE132648 A BE 132648A BE 132648 A BE132648 A BE 132648A BE 801362 A BE801362 A BE 801362A
Authority
BE
Belgium
Prior art keywords
fiber optic
optic devices
line reading
reading
line
Prior art date
Application number
BE132648A
Other languages
English (en)
French (fr)
Inventor
S Salet
J-L Poilleux
Original Assignee
Gitac
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 Gitac filed Critical Gitac
Publication of BE801362A publication Critical patent/BE801362A/xx

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
    • G06K7/10831—Arrangement of optical elements, e.g. lenses, mirrors, prisms
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
    • G01N21/55—Specular reflectivity

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Toxicology (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Artificial Intelligence (AREA)
  • Theoretical Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
  • Optical Couplings Of Light Guides (AREA)
  • Length Measuring Devices By Optical Means (AREA)
BE132648A 1972-06-30 1973-06-25 Perfectionnements aux dispositifs a fibres optiques pour la lecture de traits BE801362A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7223728A FR2191786A5 (en]) 1972-06-30 1972-06-30

Publications (1)

Publication Number Publication Date
BE801362A true BE801362A (fr) 1973-10-15

Family

ID=9101136

Family Applications (1)

Application Number Title Priority Date Filing Date
BE132648A BE801362A (fr) 1972-06-30 1973-06-25 Perfectionnements aux dispositifs a fibres optiques pour la lecture de traits

Country Status (6)

Country Link
BE (1) BE801362A (en])
CH (1) CH574647A5 (en])
DE (1) DE2333236A1 (en])
FR (1) FR2191786A5 (en])
IT (1) IT986602B (en])
NL (1) NL7309082A (en])

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4302109A (en) * 1979-06-19 1981-11-24 The Marconi Company Limited Position encoders
JPS584634A (ja) * 1981-06-27 1983-01-11 Teruyuki Yano 不正運転防止装置
DE3526553A1 (de) * 1985-07-25 1987-01-29 Zeiss Carl Fa Remissionsmessgeraet zur beruehrungslosen messung

Also Published As

Publication number Publication date
IT986602B (it) 1975-01-30
CH574647A5 (en]) 1976-04-15
FR2191786A5 (en]) 1974-02-01
NL7309082A (en]) 1974-01-02
DE2333236A1 (de) 1974-01-17

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