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ES411639A1 - Dispositivo para la comparacion de la reemision espectral de superficies de color. - Google Patents

Dispositivo para la comparacion de la reemision espectral de superficies de color.

Info

Publication number
ES411639A1
ES411639A1 ES411639A ES411639A ES411639A1 ES 411639 A1 ES411639 A1 ES 411639A1 ES 411639 A ES411639 A ES 411639A ES 411639 A ES411639 A ES 411639A ES 411639 A1 ES411639 A1 ES 411639A1
Authority
ES
Spain
Prior art keywords
measurement values
test
comparing
quotients
original
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
ES411639A
Other languages
English (en)
Spanish (es)
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.)
Landis and Gyr AG
Original Assignee
Landis and 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.)
Filing date
Publication date
Application filed by Landis and Gyr AG filed Critical Landis and Gyr AG
Publication of ES411639A1 publication Critical patent/ES411639A1/es
Expired legal-status Critical Current

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 Or Analysing Materials By Optical Means (AREA)
  • Investigating Materials By The Use Of Optical Means Adapted For Particular Applications (AREA)
ES411639A 1972-02-17 1973-02-15 Dispositivo para la comparacion de la reemision espectral de superficies de color. Expired ES411639A1 (es)

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
ES411639A1 true ES411639A1 (es) 1976-01-01

Family

ID=4230658

Family Applications (1)

Application Number Title Priority Date Filing Date
ES411639A Expired ES411639A1 (es) 1972-02-17 1973-02-15 Dispositivo para la comparacion de la reemision espectral de superficies de color.

Country Status (12)

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

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.
ATE36766T1 (de) * 1983-12-27 1988-09-15 Arne Bergstroem Vorrichtung zur echtheitspruefung von banknoten.
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
NL7204746A (de) 1973-08-21
DK144605C (da) 1982-09-20
FR2172074B1 (de) 1976-01-30
DE2247205B2 (de) 1974-07-11
IT979043B (it) 1974-09-30
NL145356B (nl) 1975-03-17
NO138302B (no) 1978-05-02
DE2247205C3 (de) 1975-03-06
DE2247205A1 (de) 1973-08-30
GB1384501A (en) 1975-02-19
SE392177B (sv) 1977-03-14
BE795553A (fr) 1973-06-18
CH541840A (de) 1973-09-15
FR2172074A1 (de) 1973-09-28
DK144605B (da) 1982-04-13
NO138302C (no) 1978-08-09
AT321619B (de) 1975-04-10

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