BE795553A - Appareil permettant de comparer des reemissions spectrales respectives de surfaces colorees - Google Patents

Appareil permettant de comparer des reemissions spectrales respectives de surfaces colorees

Info

Publication number
BE795553A
BE795553A BE795553DA BE795553A BE 795553 A BE795553 A BE 795553A BE 795553D A BE795553D A BE 795553DA BE 795553 A BE795553 A BE 795553A
Authority
BE
Belgium
Prior art keywords
emissions
respective spectral
apparatus allowing
colored surfaces
compare respective
Prior art date
Application number
Other languages
English (en)
Original Assignee
Landis & Gyr Ag
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.)
Publication date
Publication of BE795553A publication Critical patent/BE795553A/fr

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
    • G01J3/00—Spectrometry; Spectrophotometry; Monochromators; Measuring colours
    • G01J3/02—Details
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
    • G01J3/00—Spectrometry; Spectrophotometry; Monochromators; Measuring colours
    • G01J3/02—Details
    • G01J3/0205—Optical elements not provided otherwise, e.g. optical manifolds, diffusers, windows
    • G01J3/0218—Optical elements not provided otherwise, e.g. optical manifolds, diffusers, windows using optical fibers
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
    • G01J3/00—Spectrometry; Spectrophotometry; Monochromators; Measuring colours
    • G01J3/46—Measurement of colour; Colour measuring devices, e.g. colorimeters
    • G01J3/50—Measurement of colour; Colour measuring devices, e.g. colorimeters using electric radiation detectors
    • G01J3/51—Measurement of colour; Colour measuring devices, e.g. colorimeters using electric radiation detectors using colour filters
    • G—PHYSICS
    • G07—CHECKING-DEVICES
    • G07D—HANDLING OF COINS OR VALUABLE PAPERS, e.g. TESTING, SORTING BY DENOMINATIONS, COUNTING, DISPENSING, CHANGING OR DEPOSITING
    • G07D7/00—Testing specially adapted to determine the identity or genuineness of valuable papers or for segregating those which are unacceptable, e.g. banknotes that are alien to a currency
    • G07D7/06—Testing specially adapted to determine the identity or genuineness of valuable papers or for segregating those which are unacceptable, e.g. banknotes that are alien to a currency using wave or particle radiation
    • G07D7/12—Visible light, infrared or ultraviolet radiation
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
    • G01J3/00—Spectrometry; Spectrophotometry; Monochromators; Measuring colours
    • G01J3/46—Measurement of colour; Colour measuring devices, e.g. colorimeters
    • G01J3/50—Measurement of colour; Colour measuring devices, e.g. colorimeters using electric radiation detectors
    • G01J3/501—Colorimeters using spectrally-selective light sources, e.g. LEDs

Landscapes

  • Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • General Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Toxicology (AREA)
  • Spectrometry And Color Measurement (AREA)
  • Inspection Of Paper Currency And Valuable Securities (AREA)
  • Investigating Materials By The Use Of Optical Means Adapted For Particular Applications (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
BE795553D 1972-02-17 Appareil permettant de comparer des reemissions spectrales respectives de surfaces colorees BE795553A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH230472A CH541840A (de) 1972-02-17 1972-02-17 Vorrichtung zum Vergleich der spektralen Remission farbiger Flächen

Publications (1)

Publication Number Publication Date
BE795553A true BE795553A (fr) 1973-06-18

Family

ID=4230658

Family Applications (1)

Application Number Title Priority Date Filing Date
BE795553D BE795553A (fr) 1972-02-17 Appareil permettant de comparer des reemissions spectrales respectives de surfaces colorees

Country Status (12)

Country Link
AT (1) AT321619B (fr)
BE (1) BE795553A (fr)
CH (1) CH541840A (fr)
DE (1) DE2247205C3 (fr)
DK (1) DK144605C (fr)
ES (1) ES411639A1 (fr)
FR (1) FR2172074B1 (fr)
GB (1) GB1384501A (fr)
IT (1) IT979043B (fr)
NL (1) NL145356B (fr)
NO (1) NO138302C (fr)
SE (1) SE392177B (fr)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4125329A (en) * 1976-09-07 1978-11-14 Sterndent Corporation Tristimulus colorimeter
CH634411A5 (en) * 1978-10-10 1983-01-31 Sodeco Compteurs De Geneve Method for determining suitable optical wavelengths, for distinguishing test objects optically, and appliance required therefor and application of the method
US4455090A (en) * 1979-07-26 1984-06-19 The Wiggins Teape Group Limited Apparatus for measuring surface reflectance characteristics
NL8202920A (nl) * 1982-07-20 1984-02-16 Tno Inrichting voor het herkennen en onderzoeken van bladvormige voorwerpen zoals bankbiljetten of dergelijke.
EP0198819B1 (fr) * 1983-12-27 1988-08-24 BERGSTRÖM, Arne Appareil pour controler l'authenticite de billets de banque
US4881268A (en) * 1986-06-17 1989-11-14 Laurel Bank Machines Co., Ltd. Paper money discriminator
JPS63145926A (ja) * 1986-12-10 1988-06-18 Hoya Corp カラ−センサ
JPH06208613A (ja) * 1992-11-13 1994-07-26 Laurel Bank Mach Co Ltd パターン検出装置
AT402861B (de) * 1994-03-28 1997-09-25 Oesterr Forsch Seibersdorf Verfahren und anordnung zum erkennen bzw. zur kontrolle von flächenstrukturen bzw. der oberflächenbeschaffenheit
GB2293649B (en) * 1994-09-29 1998-11-04 Mars Inc Apparatus for handling value sheets
US5889883A (en) 1995-01-23 1999-03-30 Mars Incorporated Method and apparatus for optical sensor system and optical interface circuit
GB2332270A (en) * 1997-12-10 1999-06-16 Mars Inc Charge storage photoelectric measurement

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3451254A (en) * 1965-07-26 1969-06-24 Automation Ind Inc Nondestructive tester
US3480785A (en) * 1965-07-26 1969-11-25 Vendit Inc Method and apparatus for validating documents by spectral analysis of light reflected therefrom
CH484479A (de) * 1969-06-12 1970-01-15 Landis & Gyr Ag Vorrichtung zur optischen Echtheitsprüfung von Banknoten und anderen Wertzeichen

Also Published As

Publication number Publication date
DK144605C (da) 1982-09-20
CH541840A (de) 1973-09-15
DE2247205A1 (de) 1973-08-30
SE392177B (sv) 1977-03-14
NO138302C (no) 1978-08-09
DK144605B (da) 1982-04-13
NL7204746A (fr) 1973-08-21
FR2172074B1 (fr) 1976-01-30
IT979043B (it) 1974-09-30
DE2247205B2 (de) 1974-07-11
AT321619B (de) 1975-04-10
DE2247205C3 (de) 1975-03-06
NL145356B (nl) 1975-03-17
NO138302B (no) 1978-05-02
GB1384501A (en) 1975-02-19
ES411639A1 (es) 1976-01-01
FR2172074A1 (fr) 1973-09-28

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Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: LANDIS & GYR A.G.

Effective date: 19850216