HK1020088A1 - Examining diamonds and gemstones - Google Patents

Examining diamonds and gemstones

Info

Publication number
HK1020088A1
HK1020088A1 HK99104600A HK99104600A HK1020088A1 HK 1020088 A1 HK1020088 A1 HK 1020088A1 HK 99104600 A HK99104600 A HK 99104600A HK 99104600 A HK99104600 A HK 99104600A HK 1020088 A1 HK1020088 A1 HK 1020088A1
Authority
HK
Hong Kong
Prior art keywords
gemstones
diamonds
examining
examining diamonds
Prior art date
Application number
HK99104600A
Other languages
English (en)
Inventor
Graham Ralph Powell
Martin Phillip Smith
Graham Maurice Brown
Original Assignee
Gersan Ets
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 Gersan Ets filed Critical Gersan Ets
Publication of HK1020088A1 publication Critical patent/HK1020088A1/xx

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N23/00—Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups G01N3/00 – G01N17/00, G01N21/00 or G01N22/00
    • 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

  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Investigating Materials By The Use Of Optical Means Adapted For Particular Applications (AREA)
  • Adornments (AREA)
  • Illuminated Signs And Luminous Advertising (AREA)
  • Crystals, And After-Treatments Of Crystals (AREA)
HK99104600A 1997-12-24 1999-10-19 Examining diamonds and gemstones HK1020088A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GBGB9727362.7A GB9727362D0 (en) 1997-12-24 1997-12-24 Examining diamonds

Publications (1)

Publication Number Publication Date
HK1020088A1 true HK1020088A1 (en) 2000-03-10

Family

ID=10824243

Family Applications (1)

Application Number Title Priority Date Filing Date
HK99104600A HK1020088A1 (en) 1997-12-24 1999-10-19 Examining diamonds and gemstones

Country Status (15)

Country Link
EP (1) EP1042665B9 (de)
JP (1) JP4588211B2 (de)
KR (1) KR100459353B1 (de)
CN (1) CN1135381C (de)
AU (1) AU754240B2 (de)
CA (1) CA2316812C (de)
DE (1) DE69812421T2 (de)
ES (1) ES2193597T3 (de)
GB (2) GB9727362D0 (de)
HK (1) HK1020088A1 (de)
IL (1) IL136966A (de)
RU (1) RU2227287C2 (de)
TW (1) TW405038B (de)
WO (1) WO1999034197A1 (de)
ZA (1) ZA9811841B (de)

Families Citing this family (28)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IL134664A0 (en) * 1999-10-29 2001-04-30 Diamond And Jewelry 4 U Ltd System for trade in precious gemstones
US6473164B1 (en) * 2000-02-16 2002-10-29 Gemological Institute Of America, Inc. Systems, apparatuses and methods for diamond color measurement and analysis
GB0017639D0 (en) * 2000-07-18 2000-09-06 Gersan Ets Instrument for examining a gemstone
US7260544B1 (en) * 2000-10-12 2007-08-21 Gemological Institute Of America, Inc. System and methods for evaluating the appearance of a gemstone
JP4223399B2 (ja) * 2001-09-12 2009-02-12 ゲルザン エスタブリッシュメント ダイアモンドの検査
DK1319942T3 (da) 2001-12-13 2004-08-16 Overseas Diamonds Technologies Apparat for generering af data til bestemmelse af en egenskab af en ædelsten og metoder og computerprogrammer til bestemmelse af en egenskab af en ædelsten
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
AU2003902855A0 (en) 2003-06-06 2003-06-26 Holloway, Garry Ian Method and apparatus for examining a diamond
US8035807B2 (en) * 2005-11-12 2011-10-11 Gemex Systems, Inc. Engraved gemstone viewer
AP2720A (en) * 2007-04-03 2013-07-31 Opal Producers Australia Ltd Apparatus and methods for assessment, evaluation and grading of gemstones
JP2009229547A (ja) * 2008-03-19 2009-10-08 Mitsutoyo Corp 光学ユニットおよび測定装置
GB2462121A (en) * 2008-07-25 2010-01-27 Diamond Trading Company Ltd Gemstone Viewer
RU2426487C2 (ru) * 2009-05-08 2011-08-20 Юрий Константинович Низиенко Идентификационная метка для маркировки ценных изделий и ценное изделие с ее использованием
US9250193B2 (en) 2010-01-26 2016-02-02 De Beers Uk Ltd. Gemstone sparkle analysis
KR101444766B1 (ko) 2013-04-16 2014-09-26 케이지알지 주식회사 다이아몬드의 광학적 대칭성 검출기
DE102013211486A1 (de) * 2013-06-19 2014-12-24 Schaeffler Technologies Gmbh & Co. Kg Schmierstoffsensor
HK1204517A2 (en) * 2014-10-07 2015-11-20 Goldway Technology Ltd A system, apparatus and method for viewing a gemstone
CN105987918A (zh) * 2015-02-13 2016-10-05 汉达精密电子(昆山)有限公司 高光产品外观字符的检测装置
US9678018B2 (en) 2015-03-30 2017-06-13 Gemological Institute Of America Inc. (Gia) Apparatus and method for assessing optical quality of gemstones
US10354437B2 (en) * 2015-08-24 2019-07-16 Dassault Systemes 3D experience with virtual gemstones for online customer
IT201700012647A1 (it) * 2017-02-06 2018-08-06 Jean Luc Bussa Dispositivo anticontraffazione e sistema di identificazione relativo.
CN108982506A (zh) * 2018-07-23 2018-12-11 金展科技（佛山）有限公司 用于查看宝石的系统设备
CN109444143A (zh) * 2018-11-14 2019-03-08 襄阳爱默思智能检测装备有限公司 一种新型宝石成像和特征记录方法
CN109683324A (zh) * 2019-01-28 2019-04-26 深圳世纪缘珠宝技术有限公司 一种钻石鉴赏设备
RU2720100C1 (ru) * 2019-03-26 2020-04-24 Акционерная Компания "АЛРОСА" (публичное акционерное общество) (АК "АЛРОСА" (ПАО)) Способ создания и детектирования оптически проницаемого изображения внутри алмаза и системы для детектирования (варианты)
US11346788B2 (en) 2019-11-26 2022-05-31 Gemological Institute Of America, Inc. (Gia) Fluorescence imaging of gemstone on transparent stage
CN113960044B (zh) * 2021-10-12 2023-09-01 湄洲湾职业技术学院 一种用于玉石加工度检验用的视觉采集设备及其使用方法
GB2625546A (en) * 2022-12-20 2024-06-26 De Beers Uk Ltd Optical characterisation of an object

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1416568A (en) * 1972-10-20 1975-12-03 Wilson S S Method of and apparatus for evaluating registering and identifying gemstones
JPS56120939A (en) * 1980-02-28 1981-09-22 Hiroshi Senda Judging method for gem
JPS59141025A (ja) * 1983-01-31 1984-08-13 Toru Miyazaki 宝石のカラ−グレ−ド判定装置
JPH051812Y2 (de) * 1985-07-15 1993-01-18
JPH06103269B2 (ja) * 1990-07-06 1994-12-14 金作 山下 ダイヤモンド等の宝石の観察または撮影方法および器具
JPH0695634A (ja) * 1991-07-18 1994-04-08 Keyence Corp 拡大撮像装置における画像処理方法及び装置
JPH0553686A (ja) * 1991-08-29 1993-03-05 Mitsubishi Electric Corp 携帯装置
JP2670721B2 (ja) * 1991-12-24 1997-10-29 株式会社 ・イー・アール・シー・ 宝石及び宝飾品の同定装置
JPH06160292A (ja) * 1992-11-18 1994-06-07 Toshiba Ceramics Co Ltd 薄板検査装置
JPH0711488B2 (ja) * 1992-12-18 1995-02-08 株式会社泰光 カット面が形成された宝石の拡大視装置
US5422711A (en) * 1993-10-18 1995-06-06 Can; Hanna Gem viewing and manipulation apparatus
JPH07270340A (ja) * 1994-03-31 1995-10-20 Japan Tobacco Inc ワーク検査集積装置
GB9417665D0 (en) * 1994-09-02 1994-10-19 Gersan Ets Distinguishing natural from synthetic diamond
US5615005A (en) * 1995-01-23 1997-03-25 Ugts, Inc. Gemstone evaluation system
US5528416A (en) * 1995-06-05 1996-06-18 Martin Marietta Corporation Compact multiple field-of-view attachment
GB9514558D0 (en) * 1995-07-17 1995-09-13 Gersan Ets Marking diamond
JPH09159613A (ja) * 1995-12-06 1997-06-20 Olympus Optical Co Ltd 宝石類の品質情報添付方法及び鑑定書発行装置
US5932119A (en) * 1996-01-05 1999-08-03 Lazare Kaplan International, Inc. Laser marking system

Also Published As

Publication number Publication date
EP1042665B1 (de) 2003-03-19
RU2227287C2 (ru) 2004-04-20
GB2332755B (en) 2001-03-14
AU754240B2 (en) 2002-11-07
CN1290343A (zh) 2001-04-04
DE69812421T2 (de) 2003-12-24
AU1774199A (en) 1999-07-19
CA2316812A1 (en) 1999-07-08
CA2316812C (en) 2007-03-20
JP4588211B2 (ja) 2010-11-24
DE69812421D1 (de) 2003-04-24
ES2193597T3 (es) 2003-11-01
WO1999034197A1 (en) 1999-07-08
TW405038B (en) 2000-09-11
IL136966A (en) 2004-05-12
ZA9811841B (en) 2000-06-23
JP2002500354A (ja) 2002-01-08
GB2332755A (en) 1999-06-30
KR20010040310A (ko) 2001-05-15
EP1042665A1 (de) 2000-10-11
CN1135381C (zh) 2004-01-21
IL136966A0 (en) 2001-06-14
EP1042665B9 (de) 2004-01-07
KR100459353B1 (ko) 2004-12-03
GB9727362D0 (en) 1998-02-25
GB9828394D0 (en) 1999-02-17

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Legal Events

Date Code Title Description
PF Patent in force
PE Patent expired

Effective date: 20181221