DE2247205C3 - Vorrichtung zum Vergleich der spektralen Remission farbiger Flächen - Google Patents

Vorrichtung zum Vergleich der spektralen Remission farbiger Flächen

Info

Publication number
DE2247205C3
DE2247205C3 DE2247205A DE2247205A DE2247205C3 DE 2247205 C3 DE2247205 C3 DE 2247205C3 DE 2247205 A DE2247205 A DE 2247205A DE 2247205 A DE2247205 A DE 2247205A DE 2247205 C3 DE2247205 C3 DE 2247205C3
Authority
DE
Germany
Prior art keywords
spectral
circuit
input
light
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
DE2247205A
Other languages
German (de)
English (en)
Other versions
DE2247205A1 (de
DE2247205B2 (de
Inventor
Claudio Dipl.-El.-Ing. Steinhausen Meisser
Rudolf Oberwil Mustert
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 DE2247205A1 publication Critical patent/DE2247205A1/de
Publication of DE2247205B2 publication Critical patent/DE2247205B2/de
Application granted granted Critical
Publication of DE2247205C3 publication Critical patent/DE2247205C3/de
Expired legal-status Critical Current

Links

Classifications

    • GPHYSICS
    • G01MEASURING; TESTING
    • G01JMEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
    • G01J3/00Spectrometry; Spectrophotometry; Monochromators; Measuring colours
    • G01J3/02Details
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01JMEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
    • G01J3/00Spectrometry; Spectrophotometry; Monochromators; Measuring colours
    • G01J3/02Details
    • G01J3/0205Optical elements not provided otherwise, e.g. optical manifolds, diffusers, windows
    • G01J3/0218Optical elements not provided otherwise, e.g. optical manifolds, diffusers, windows using optical fibers
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01JMEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
    • G01J3/00Spectrometry; Spectrophotometry; Monochromators; Measuring colours
    • G01J3/46Measurement of colour; Colour measuring devices, e.g. colorimeters
    • G01J3/50Measurement of colour; Colour measuring devices, e.g. colorimeters using electric radiation detectors
    • G01J3/51Measurement of colour; Colour measuring devices, e.g. colorimeters using electric radiation detectors using colour filters
    • GPHYSICS
    • G07CHECKING-DEVICES
    • G07DHANDLING OF COINS OR VALUABLE PAPERS, e.g. TESTING, SORTING BY DENOMINATIONS, COUNTING, DISPENSING, CHANGING OR DEPOSITING
    • G07D7/00Testing 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
    • G07D7/06Testing 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
    • G07D7/12Visible light, infrared or ultraviolet radiation
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01JMEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
    • G01J3/00Spectrometry; Spectrophotometry; Monochromators; Measuring colours
    • G01J3/46Measurement of colour; Colour measuring devices, e.g. colorimeters
    • G01J3/50Measurement of colour; Colour measuring devices, e.g. colorimeters using electric radiation detectors
    • G01J3/501Colorimeters 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)
DE2247205A 1972-02-17 1972-09-22 Vorrichtung zum Vergleich der spektralen Remission farbiger Flächen Expired DE2247205C3 (de)

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 (3)

Publication Number Publication Date
DE2247205A1 DE2247205A1 (de) 1973-08-30
DE2247205B2 DE2247205B2 (de) 1974-07-11
DE2247205C3 true DE2247205C3 (de) 1975-03-06

Family

ID=4230658

Family Applications (1)

Application Number Title Priority Date Filing Date
DE2247205A Expired DE2247205C3 (de) 1972-02-17 1972-09-22 Vorrichtung zum Vergleich der spektralen Remission farbiger Flächen

Country Status (12)

Country Link
AT (1) AT321619B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
BE (1) BE795553A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
CH (1) CH541840A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
DE (1) DE2247205C3 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
DK (1) DK144605C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
ES (1) ES411639A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
FR (1) FR2172074B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
GB (1) GB1384501A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
IT (1) IT979043B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
NL (1) NL145356B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
NO (1) NO138302C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
SE (1) SE392177B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

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 (en) * 1983-12-27 1988-08-24 BERGSTRÖM, Arne Apparatus for authenticating bank notes
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
US3480785A (en) * 1965-07-26 1969-11-25 Vendit Inc Method and apparatus for validating documents by spectral analysis of light reflected therefrom
US3451254A (en) * 1965-07-26 1969-06-24 Automation Ind Inc Nondestructive tester
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
NL7204746A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1973-08-21
FR2172074A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1973-09-28
SE392177B (sv) 1977-03-14
ES411639A1 (es) 1976-01-01
AT321619B (de) 1975-04-10
GB1384501A (en) 1975-02-19
DK144605B (da) 1982-04-13
CH541840A (de) 1973-09-15
DE2247205A1 (de) 1973-08-30
NO138302C (no) 1978-08-09
BE795553A (fr) 1973-06-18
IT979043B (it) 1974-09-30
FR2172074B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1976-01-30
DE2247205B2 (de) 1974-07-11
NL145356B (nl) 1975-03-17
NO138302B (no) 1978-05-02

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Legal Events

Date Code Title Description
C3 Grant after two publication steps (3rd publication)
E77 Valid patent as to the heymanns-index 1977
8328 Change in the person/name/address of the agent

Free format text: VOIGT, G., DIPL.-ING., PAT.-ANW., 8500 NUERNBERG

8339 Ceased/non-payment of the annual fee