FR2191786A5 - - Google Patents

Info

Publication number
FR2191786A5
FR2191786A5 FR7223728A FR7223728A FR2191786A5 FR 2191786 A5 FR2191786 A5 FR 2191786A5 FR 7223728 A FR7223728 A FR 7223728A FR 7223728 A FR7223728 A FR 7223728A FR 2191786 A5 FR2191786 A5 FR 2191786A5
Authority
FR
France
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
FR7223728A
Other languages
French (fr)
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.)
GITAC
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
Priority to FR7223728A priority Critical patent/FR2191786A5/fr
Priority to BE132648A priority patent/BE801362A/en
Priority to IT6891873A priority patent/IT986602B/en
Priority to CH944373A priority patent/CH574647A5/xx
Priority to DE19732333236 priority patent/DE2333236A1/en
Priority to NL7309082A priority patent/NL7309082A/xx
Application granted granted Critical
Publication of FR2191786A5 publication Critical patent/FR2191786A5/fr
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR 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
FR7223728A 1972-06-30 1972-06-30 Expired FR2191786A5 (en)

Priority Applications (6)

Application Number Priority Date Filing Date Title
FR7223728A FR2191786A5 (en) 1972-06-30 1972-06-30
BE132648A BE801362A (en) 1972-06-30 1973-06-25 IMPROVEMENTS TO FIBER OPTIC DEVICES FOR LINE READING
IT6891873A IT986602B (en) 1972-06-30 1973-06-27 FIBER OPTICAL DEVICE FOR READING TRACTS ON A SUPPORT
CH944373A CH574647A5 (en) 1972-06-30 1973-06-28
DE19732333236 DE2333236A1 (en) 1972-06-30 1973-06-29 CURVE READER WITH LIGHT GUIDES
NL7309082A NL7309082A (en) 1972-06-30 1973-06-29

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
FR2191786A5 true FR2191786A5 (en) 1974-02-01

Family

ID=9101136

Family Applications (1)

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

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)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0075078A1 (en) * 1981-06-27 1983-03-30 Teruyuki Yano Cipher reading device preventing unauthorized vehicle use
EP0209860A2 (en) * 1985-07-25 1987-01-28 Firma Carl Zeiss Apparatus for contactless reflection measurement

Families Citing this family (1)

* 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

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0075078A1 (en) * 1981-06-27 1983-03-30 Teruyuki Yano Cipher reading device preventing unauthorized vehicle use
EP0209860A2 (en) * 1985-07-25 1987-01-28 Firma Carl Zeiss Apparatus for contactless reflection measurement
EP0209860A3 (en) * 1985-07-25 1989-03-22 Firma Carl Zeiss Apparatus for contactless reflection measurement

Also Published As

Publication number Publication date
BE801362A (en) 1973-10-15
DE2333236A1 (en) 1974-01-17
CH574647A5 (en) 1976-04-15
NL7309082A (en) 1974-01-02
IT986602B (en) 1975-01-30

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Legal Events

Date Code Title Description
TP Transmission of property
ST Notification of lapse