CH541840A - Device for comparing the spectral remission of colored surfaces - Google Patents

Device for comparing the spectral remission of colored surfaces

Info

Publication number
CH541840A
CH541840A CH230472A CH230472A CH541840A CH 541840 A CH541840 A CH 541840A CH 230472 A CH230472 A CH 230472A CH 230472 A CH230472 A CH 230472A CH 541840 A CH541840 A CH 541840A
Authority
CH
Switzerland
Prior art keywords
comparing
colored surfaces
spectral remission
remission
spectral
Prior art date
Application number
CH230472A
Other languages
German (de)
Inventor
Mustert Rudolf
Meisser Claudio Ing Dipl-El
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.)
Filing date
Publication date
Priority to BE795553D priority Critical patent/BE795553A/en
Application filed by Landis & Gyr Ag filed Critical Landis & Gyr Ag
Priority to CH230472A priority patent/CH541840A/en
Priority to NL727204746A priority patent/NL145356B/en
Priority to DE2247205A priority patent/DE2247205C3/en
Priority to FR7236155A priority patent/FR2172074B1/fr
Priority to AT66373A priority patent/AT321619B/en
Priority to GB661773A priority patent/GB1384501A/en
Priority to IT20308/73A priority patent/IT979043B/en
Priority to SE7302125A priority patent/SE392177B/en
Priority to ES411639A priority patent/ES411639A1/en
Priority to DK82073A priority patent/DK144605C/en
Priority to NO652/73A priority patent/NO138302C/en
Publication of CH541840A publication Critical patent/CH541840A/en

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)
CH230472A 1972-02-17 1972-02-17 Device for comparing the spectral remission of colored surfaces CH541840A (en)

Priority Applications (12)

Application Number Priority Date Filing Date Title
BE795553D BE795553A (en) 1972-02-17 APPARATUS ALLOWING TO COMPARE RESPECTIVE SPECTRAL RE-EMISSIONS FROM COLORED SURFACES
CH230472A CH541840A (en) 1972-02-17 1972-02-17 Device for comparing the spectral remission of colored surfaces
NL727204746A NL145356B (en) 1972-02-17 1972-04-10 DEVICE FOR COMPARING THE SPECTRAL REFLECTION OF COLORED AREAS.
DE2247205A DE2247205C3 (en) 1972-02-17 1972-09-22 Device for comparing the spectral reflectance of colored surfaces
FR7236155A FR2172074B1 (en) 1972-02-17 1972-10-12
AT66373A AT321619B (en) 1972-02-17 1973-01-25 Device for comparing the spectral remission of colored surfaces - especially for checking the authenticity of banknotes and other stamps
GB661773A GB1384501A (en) 1972-02-17 1973-02-09 Apparatus for comparing the spectral reflectance of coloured surfaces
IT20308/73A IT979043B (en) 1972-02-17 1973-02-13 DEVICE FOR COMPARING THE SPECTRAL REFLECTION OF COLORED SURFACES
SE7302125A SE392177B (en) 1972-02-17 1973-02-15 APPLICATION FOR COMPARISON OF THE SPECTRICAL ISSUE FROM FERGADE SURFACES, SPECIFICALLY FOR AUTHORIZATION OF BANKNOTES AND OTHER SECURITIES
ES411639A ES411639A1 (en) 1972-02-17 1973-02-15 Apparatus for comparing the spectral reflectance of coloured surfaces
DK82073A DK144605C (en) 1972-02-17 1973-02-15 APPARATUS FOR COMPARATING THE SPECTRAL REVIEW OF COLORED SURFACES
NO652/73A NO138302C (en) 1972-02-17 1973-02-16 DEVICE FOR COMPARATING THE SPECTRAL REMISSION FROM COLORED SURFACES

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH230472A CH541840A (en) 1972-02-17 1972-02-17 Device for comparing the spectral remission of colored surfaces

Publications (1)

Publication Number Publication Date
CH541840A true CH541840A (en) 1973-09-15

Family

ID=4230658

Family Applications (1)

Application Number Title Priority Date Filing Date
CH230472A CH541840A (en) 1972-02-17 1972-02-17 Device for comparing the spectral remission of colored surfaces

Country Status (12)

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

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2924605A1 (en) * 1978-10-10 1980-04-17 Sodeco Compteurs De Geneve METHOD AND DEVICE FOR THE OPTICAL DIFFERENTIATION OF TEST OBJECTS

Families Citing this family (11)

* 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
US4455090A (en) * 1979-07-26 1984-06-19 The Wiggins Teape Group Limited Apparatus for measuring surface reflectance characteristics
NL8202920A (en) * 1982-07-20 1984-02-16 Tno APPARATUS FOR RECOGNIZING AND EXAMINING LEAF ARTICLES SUCH AS BANKNOTES OR THE LIKE.
ATE36766T1 (en) * 1983-12-27 1988-09-15 Arne Bergstroem DEVICE FOR CHECKING THE AUTHENTICITY OF BANKNOTES.
US4881268A (en) * 1986-06-17 1989-11-14 Laurel Bank Machines Co., Ltd. Paper money discriminator
JPS63145926A (en) * 1986-12-10 1988-06-18 Hoya Corp Color sensor
JPH06208613A (en) * 1992-11-13 1994-07-26 Laurel Bank Mach Co Ltd Pattern detector
AT402861B (en) * 1994-03-28 1997-09-25 Oesterr Forsch Seibersdorf METHOD AND ARRANGEMENT FOR DETECTING OR FOR CONTROLLING AREA STRUCTURES OR THE SURFACE TEXTURE
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 (en) * 1969-06-12 1970-01-15 Landis & Gyr Ag Device for the optical authentication of banknotes and other stamps

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2924605A1 (en) * 1978-10-10 1980-04-17 Sodeco Compteurs De Geneve METHOD AND DEVICE FOR THE OPTICAL DIFFERENTIATION OF TEST OBJECTS

Also Published As

Publication number Publication date
AT321619B (en) 1975-04-10
NL145356B (en) 1975-03-17
NO138302B (en) 1978-05-02
DK144605C (en) 1982-09-20
ES411639A1 (en) 1976-01-01
SE392177B (en) 1977-03-14
NL7204746A (en) 1973-08-21
GB1384501A (en) 1975-02-19
NO138302C (en) 1978-08-09
DK144605B (en) 1982-04-13
DE2247205C3 (en) 1975-03-06
FR2172074B1 (en) 1976-01-30
IT979043B (en) 1974-09-30
BE795553A (en) 1973-06-18
DE2247205B2 (en) 1974-07-11
FR2172074A1 (en) 1973-09-28
DE2247205A1 (en) 1973-08-30

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Legal Events

Date Code Title Description
PL Patent ceased