DE2148582C3 - Verfahren zur Erfassung der Eigenschaften von Schmucksteinen durch Lichtreflexion - Google Patents

Verfahren zur Erfassung der Eigenschaften von Schmucksteinen durch Lichtreflexion

Info

Publication number
DE2148582C3
DE2148582C3 DE2148582A DE2148582A DE2148582C3 DE 2148582 C3 DE2148582 C3 DE 2148582C3 DE 2148582 A DE2148582 A DE 2148582A DE 2148582 A DE2148582 A DE 2148582A DE 2148582 C3 DE2148582 C3 DE 2148582C3
Authority
DE
Germany
Prior art keywords
light
diamond
gemstone
reflections
axis
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
DE2148582A
Other languages
German (de)
English (en)
Other versions
DE2148582A1 (de
DE2148582B2 (de
Inventor
Maximo Dr.-Ing. 2000 Hamburg Elbe
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.)
Hoge Raad Voor Diamant Antwerpen Nl
Original Assignee
COLORANT SCHMUCKSTEIN-GMBH 2000 NORDERSTEDT
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 BE789234D priority Critical patent/BE789234A/xx
Application filed by COLORANT SCHMUCKSTEIN-GMBH 2000 NORDERSTEDT filed Critical COLORANT SCHMUCKSTEIN-GMBH 2000 NORDERSTEDT
Priority to DE2148582A priority patent/DE2148582C3/de
Priority to CH1333572A priority patent/CH560895A5/xx
Priority to GB4419872A priority patent/GB1403557A/en
Priority to ZA726551A priority patent/ZA726551B/xx
Priority to FR7233982A priority patent/FR2158828A5/fr
Priority to IL40443A priority patent/IL40443A/en
Priority to NL7212987A priority patent/NL7212987A/xx
Priority to US292417A priority patent/US3858979A/en
Priority to IT29769/72A priority patent/IT967939B/it
Priority to JP47097263A priority patent/JPS4842873A/ja
Publication of DE2148582A1 publication Critical patent/DE2148582A1/de
Publication of DE2148582B2 publication Critical patent/DE2148582B2/de
Application granted granted Critical
Publication of DE2148582C3 publication Critical patent/DE2148582C3/de
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
    • G01N33/389—Precious stones; Pearls
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/84—Systems specially adapted for particular applications
    • G01N21/87—Investigating jewels

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Immunology (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Physics & Mathematics (AREA)
  • Pathology (AREA)
  • Engineering & Computer Science (AREA)
  • Food Science & Technology (AREA)
  • Medicinal Chemistry (AREA)
  • Investigating Materials By The Use Of Optical Means Adapted For Particular Applications (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
  • Adornments (AREA)
DE2148582A 1971-09-29 1971-09-29 Verfahren zur Erfassung der Eigenschaften von Schmucksteinen durch Lichtreflexion Expired DE2148582C3 (de)

Priority Applications (11)

Application Number Priority Date Filing Date Title
BE789234D BE789234A (fr) 1971-09-29 Procede et dispositif pour l'enregistrement des qualites de pierres de bijouterie
DE2148582A DE2148582C3 (de) 1971-09-29 1971-09-29 Verfahren zur Erfassung der Eigenschaften von Schmucksteinen durch Lichtreflexion
CH1333572A CH560895A5 (enExample) 1971-09-29 1972-09-12
ZA726551A ZA726551B (en) 1971-09-29 1972-09-25 Ojective assessment of the properties of gems or jewellery stones
GB4419872A GB1403557A (en) 1971-09-29 1972-09-25 Determination of the quality of jewellery stones
IL40443A IL40443A (en) 1971-09-29 1972-09-26 Method and device for determining the properties of gems
FR7233982A FR2158828A5 (enExample) 1971-09-29 1972-09-26
NL7212987A NL7212987A (enExample) 1971-09-29 1972-09-26
US292417A US3858979A (en) 1971-09-29 1972-09-26 Method of determining the properties of a jewelery stone and apparatus for this method
IT29769/72A IT967939B (it) 1971-09-29 1972-09-27 Procedimento e dispositivo per il rilevamento delle caratteristiche di pietre preziose
JP47097263A JPS4842873A (enExample) 1971-09-29 1972-09-29

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2148582A DE2148582C3 (de) 1971-09-29 1971-09-29 Verfahren zur Erfassung der Eigenschaften von Schmucksteinen durch Lichtreflexion

Publications (3)

Publication Number Publication Date
DE2148582A1 DE2148582A1 (de) 1973-04-12
DE2148582B2 DE2148582B2 (de) 1973-08-02
DE2148582C3 true DE2148582C3 (de) 1974-02-21

Family

ID=5820909

Family Applications (1)

Application Number Title Priority Date Filing Date
DE2148582A Expired DE2148582C3 (de) 1971-09-29 1971-09-29 Verfahren zur Erfassung der Eigenschaften von Schmucksteinen durch Lichtreflexion

Country Status (11)

Country Link
US (1) US3858979A (enExample)
JP (1) JPS4842873A (enExample)
BE (1) BE789234A (enExample)
CH (1) CH560895A5 (enExample)
DE (1) DE2148582C3 (enExample)
FR (1) FR2158828A5 (enExample)
GB (1) GB1403557A (enExample)
IL (1) IL40443A (enExample)
IT (1) IT967939B (enExample)
NL (1) NL7212987A (enExample)
ZA (1) ZA726551B (enExample)

Families Citing this family (42)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IL43465A (en) * 1973-10-23 1976-12-31 Yeda Res & Dev Gem identification
JPS5129983A (en) * 1974-08-26 1976-03-13 Shuichi Matsumoto Daiyamondono shikichoshikibetsuhoho oyobisono sochi
IL58344A (en) * 1978-10-09 1983-09-30 De Beers Cons Mines Ltd Method of assessing the colour of gems
DE3172491D1 (en) * 1980-06-04 1985-11-07 Gersan Ets Method and system for examining a gem stone
JPS57165742A (en) * 1981-04-04 1982-10-12 Ii R C:Kk Comparing and evaluating device for jewel and jewelry, enabling substitution of price element
JPS57171249A (en) * 1981-04-15 1982-10-21 Ii R C:Kk Identification of jewel and jewely by video
JPS58728A (ja) * 1981-06-25 1983-01-05 Shimadzu Corp ダイヤモンドカラ−測定装置
JPS59103258U (ja) * 1982-12-28 1984-07-11 内藤　清 ダイヤモンドの鑑別装置
JPS60109041U (ja) * 1983-12-27 1985-07-24 有限会社　ジエイ　デイ−　エム ダイヤモンド等の宝石の輝きの判定器具
US5184732A (en) * 1985-12-20 1993-02-09 Gersan Establishment Shape sorting
GB8531396D0 (en) * 1985-12-20 1986-02-05 Gersan Ets Sorting
US5206699A (en) * 1988-05-06 1993-04-27 Gersan Establishment Sensing a narrow frequency band of radiation and gemstones
GB8826224D0 (en) * 1988-11-09 1988-12-14 Gersan Anstalt Sensing shape of object
US5424830A (en) * 1994-10-13 1995-06-13 Andrychuk; Dmetro Method and apparatus for determining the facet angles of a gemstone
US5559436A (en) * 1994-11-21 1996-09-24 Marion Matthews Method and apparatus for distinguishing synthetic diamonds from natural diamonds
US6281680B1 (en) 1994-11-21 2001-08-28 Marion Matthews Method and apparatus for distinguishing synthetic diamonds from natural diamonds
US5966673A (en) 1997-01-10 1999-10-12 Diamond Technologies, Inc. System and method for computerized evaluation of gemstones
US6473164B1 (en) 2000-02-16 2002-10-29 Gemological Institute Of America, Inc. Systems, apparatuses and methods for diamond color measurement and analysis
US7260544B1 (en) * 2000-10-12 2007-08-21 Gemological Institute Of America, Inc. System and methods for evaluating the appearance of a gemstone
TR200401858T4 (tr) * 2001-12-13 2004-09-21 Overseas Diamonds Technologies N.V. Kıymetli taşın bir özelliğinin belirlenmesi için veri üreten bir cihaz ve kıymetli taşın bir özelliğini belirlemek için yöntemler.
US7508608B2 (en) * 2004-11-17 2009-03-24 Illumina, Inc. Lithographically fabricated holographic optical identification element
US7872804B2 (en) * 2002-08-20 2011-01-18 Illumina, Inc. Encoded particle having a grating with variations in the refractive index
US7923260B2 (en) * 2002-08-20 2011-04-12 Illumina, Inc. Method of reading encoded particles
US7900836B2 (en) * 2002-08-20 2011-03-08 Illumina, Inc. Optical reader system for substrates having an optically readable code
US7164533B2 (en) * 2003-01-22 2007-01-16 Cyvera Corporation Hybrid random bead/chip based microarray
US20100255603A9 (en) * 2002-09-12 2010-10-07 Putnam Martin A Method and apparatus for aligning microbeads in order to interrogate the same
US7092160B2 (en) * 2002-09-12 2006-08-15 Illumina, Inc. Method of manufacturing of diffraction grating-based optical identification element
US6786733B2 (en) 2002-10-15 2004-09-07 Overseas Diamonds Inc. Computer-implemented method of and system for teaching an untrained observer to evaluate a gemstone
US20060057729A1 (en) * 2003-09-12 2006-03-16 Illumina, Inc. Diffraction grating-based encoded element having a substance disposed thereon
US7433123B2 (en) * 2004-02-19 2008-10-07 Illumina, Inc. Optical identification element having non-waveguide photosensitive substrate with diffraction grating therein
WO2006020363A2 (en) * 2004-07-21 2006-02-23 Illumina, Inc. Method and apparatus for drug product tracking using encoded optical identification elements
US7602952B2 (en) 2004-11-16 2009-10-13 Illumina, Inc. Scanner having spatial light modulator
US7604173B2 (en) * 2004-11-16 2009-10-20 Illumina, Inc. Holographically encoded elements for microarray and other tagging labeling applications, and method and apparatus for making and reading the same
AU2005307746B2 (en) 2004-11-16 2011-05-12 Illumina, Inc. And methods and apparatus for reading coded microbeads
US20060134324A1 (en) * 2004-11-17 2006-06-22 Illumina, Inc. Filament with easily removed protective coating and methods for stripping the same
US7193694B2 (en) * 2005-05-02 2007-03-20 William Underwood Method for grading gemstone cut and symmetry
EP1764610A1 (en) * 2005-09-14 2007-03-21 Overseas Diamonds Technologies N.V. Improvements in gemstone viewing methods and apparatus
US7623624B2 (en) * 2005-11-22 2009-11-24 Illumina, Inc. Method and apparatus for labeling using optical identification elements characterized by X-ray diffraction
US9262284B2 (en) * 2006-12-07 2016-02-16 Lenovo Enterprise Solutions (Singapore) Pte. Ltd. Single channel memory mirror
US20090234754A1 (en) * 2008-03-11 2009-09-17 Dave Lapa Apparatus, a method, and a system for gemstone evaluation and gemology tutoring over the internet
US8498847B2 (en) * 2009-05-29 2013-07-30 Pnina Gelman Cut grading gemstones, evaluation and representation of symmetry and proportion
GB2558247A (en) 2016-12-23 2018-07-11 De Beers Uk Ltd Gemstone sorting

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1799604A (en) * 1926-11-03 1931-04-07 Fayette F Read Method and apparatus for identifying crystals
DE1772105C2 (de) * 1968-03-30 1974-04-04 Eickhorst, Manfred, 2000 Hamburg Vorrichtung zur Bestimmung der photometrischen Transmission geschliffener Diamanten

Also Published As

Publication number Publication date
NL7212987A (enExample) 1973-04-02
US3858979A (en) 1975-01-07
JPS4842873A (enExample) 1973-06-21
GB1403557A (en) 1975-08-28
FR2158828A5 (enExample) 1973-06-15
ZA726551B (en) 1973-09-26
IL40443A (en) 1976-03-31
DE2148582A1 (de) 1973-04-12
BE789234A (fr) 1973-01-15
CH560895A5 (enExample) 1975-04-15
IT967939B (it) 1974-03-11
DE2148582B2 (de) 1973-08-02
IL40443A0 (en) 1972-11-28

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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
8327 Change in the person/name/address of the patent owner

Owner name: HOGE RAAD VOOR DIAMANT, ANTWERPEN, NL

8339 Ceased/non-payment of the annual fee