NL165864B - DEVICE FOR COMPARING THE SPECTRAL LIGHT TRANSMISSION OF A TEST OBJECT AND A REFERENCE OBJECT. - Google Patents

DEVICE FOR COMPARING THE SPECTRAL LIGHT TRANSMISSION OF A TEST OBJECT AND A REFERENCE OBJECT.

Info

Publication number
NL165864B
NL165864B NL7407249.A NL7407249A NL165864B NL 165864 B NL165864 B NL 165864B NL 7407249 A NL7407249 A NL 7407249A NL 165864 B NL165864 B NL 165864B
Authority
NL
Netherlands
Prior art keywords
comparing
light transmission
spectral light
test object
reference object
Prior art date
Application number
NL7407249.A
Other languages
Dutch (nl)
Other versions
NL7407249A (en
NL165864C (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.)
Filing date
Publication date
Application filed by Landis & Gyr Ag filed Critical Landis & Gyr Ag
Publication of NL7407249A publication Critical patent/NL7407249A/xx
Publication of NL165864B publication Critical patent/NL165864B/en
Application granted granted Critical
Publication of NL165864C publication Critical patent/NL165864C/en

Links

Classifications

    • 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
    • G07D7/121—Apparatus characterised by sensor details
NL7407249.A 1973-06-01 1974-05-29 DEVICE FOR COMPARING THE SPECTRAL LIGHT TRANSMISSION OF A TEST OBJECT AND A REFERENCE OBJECT. NL165864C (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH791773A CH558962A (en) 1973-06-01 1973-06-01 DEVICE FOR COMPARING THE SPECTRAL REMISSION OR TRANSMISSION OF A DUTY AND A STANDARD.

Publications (3)

Publication Number Publication Date
NL7407249A NL7407249A (en) 1974-12-03
NL165864B true NL165864B (en) 1980-12-15
NL165864C NL165864C (en) 1981-05-15

Family

ID=4332347

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7407249.A NL165864C (en) 1973-06-01 1974-05-29 DEVICE FOR COMPARING THE SPECTRAL LIGHT TRANSMISSION OF A TEST OBJECT AND A REFERENCE OBJECT.

Country Status (7)

Country Link
AT (1) AT328772B (en)
CH (1) CH558962A (en)
DE (1) DE2335842C3 (en)
DK (1) DK144108C (en)
GB (1) GB1442485A (en)
NL (1) NL165864C (en)
SE (1) SE400380B (en)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2510474C2 (en) * 1975-03-11 1986-10-09 Honeywell Regelsysteme GmbH, 6050 Offenbach Radiation detector for target-seeking institutions
GB1543706A (en) * 1975-05-13 1979-04-04 Glory Kogyo Kk Note discriminating apparatus
US4054389A (en) * 1976-09-23 1977-10-18 International Business Machines Corporation Spectrophotometer with photodiode array
JPS587545A (en) * 1981-07-08 1983-01-17 Olympus Optical Co Ltd Analyzer
DE3428364A1 (en) * 1984-08-01 1986-02-06 Ingenieurbüro Rudolf Weber KG, 6100 Darmstadt Colour recognition arrangement
US4881268A (en) * 1986-06-17 1989-11-14 Laurel Bank Machines Co., Ltd. Paper money discriminator
US5751854A (en) * 1992-08-03 1998-05-12 Ricoh Company, Ltd. Original-discrimination system for discriminating special document, and image forming apparatus, image processing apparatus and duplicator using the original-discrimination system
WO1994003997A1 (en) 1992-08-03 1994-02-17 Ricoh Company, Ltd. Document identifier which can also identify special ticket, image forming apparatus using the identifier, image processor, and copying machine
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
DE19909851C2 (en) * 1999-03-08 2003-09-04 Zimmermann Gmbh & Co Kg F Device for distinguishing false coins from real coins
DE10297995D2 (en) * 2002-11-20 2005-10-06 Richard Fritz Sauter Molecular analysis, sequencing of molecules and spectrometers therefor
DE102010048101A1 (en) * 2010-01-25 2011-07-28 Krieg, Gunther, Prof. Dr.-Ing., 76227 Method and device for detecting and sorting out optically inactive substances

Also Published As

Publication number Publication date
SE7407200L (en) 1974-12-02
DE2335842C3 (en) 1976-01-02
DK144108B (en) 1981-12-07
DK291974A (en) 1975-02-03
ATA446574A (en) 1975-06-15
CH558962A (en) 1975-02-14
DE2335842B2 (en) 1975-05-22
DK144108C (en) 1982-06-01
AT328772B (en) 1976-04-12
NL7407249A (en) 1974-12-03
NL165864C (en) 1981-05-15
GB1442485A (en) 1976-07-14
SE400380B (en) 1978-03-20
DE2335842A1 (en) 1975-01-09

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Legal Events

Date Code Title Description
V1 Lapsed because of non-payment of the annual fee