IT986602B - Dispositivo a fibre ottiche per la lettura di tratti tracciati su un supporto - Google Patents

Dispositivo a fibre ottiche per la lettura di tratti tracciati su un supporto

Info

Publication number
IT986602B
IT986602B IT6891873A IT6891873A IT986602B IT 986602 B IT986602 B IT 986602B IT 6891873 A IT6891873 A IT 6891873A IT 6891873 A IT6891873 A IT 6891873A IT 986602 B IT986602 B IT 986602B
Authority
IT
Italy
Prior art keywords
tracts
reading
support
optical device
fiber optical
Prior art date
Application number
IT6891873A
Other languages
English (en)
Italian (it)
Inventor
J Poilleux
S Salet
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
Application granted granted Critical
Publication of IT986602B publication Critical patent/IT986602B/it

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)
IT6891873A 1972-06-30 1973-06-27 Dispositivo a fibre ottiche per la lettura di tratti tracciati su un supporto IT986602B (it)

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
IT986602B true IT986602B (it) 1975-01-30

Family

ID=9101136

Family Applications (1)

Application Number Title Priority Date Filing Date
IT6891873A IT986602B (it) 1972-06-30 1973-06-27 Dispositivo a fibre ottiche per la lettura di tratti tracciati su un supporto

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
BE801362A (fr) 1973-10-15
CH574647A5 (en]) 1976-04-15
FR2191786A5 (en]) 1974-02-01
NL7309082A (en]) 1974-01-02
DE2333236A1 (de) 1974-01-17

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