JP6802379B2 - ダイヤモンドを識別するためのデバイス - Google Patents
ダイヤモンドを識別するためのデバイス Download PDFInfo
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- JP6802379B2 JP6802379B2 JP2019532913A JP2019532913A JP6802379B2 JP 6802379 B2 JP6802379 B2 JP 6802379B2 JP 2019532913 A JP2019532913 A JP 2019532913A JP 2019532913 A JP2019532913 A JP 2019532913A JP 6802379 B2 JP6802379 B2 JP 6802379B2
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- 239000010432 diamond Substances 0.000 title claims description 137
- 229910003460 diamond Inorganic materials 0.000 claims description 99
- 230000005855 radiation Effects 0.000 claims description 81
- 239000013307 optical fiber Substances 0.000 claims description 42
- 238000005259 measurement Methods 0.000 claims description 25
- 230000003287 optical effect Effects 0.000 claims description 23
- 238000012545 processing Methods 0.000 claims description 4
- 230000005469 synchrotron radiation Effects 0.000 claims description 2
- 230000006698 induction Effects 0.000 claims 1
- 239000010437 gem Substances 0.000 description 13
- 239000013078 crystal Substances 0.000 description 8
- 229910001751 gemstone Inorganic materials 0.000 description 8
- 238000000034 method Methods 0.000 description 7
- 238000001069 Raman spectroscopy Methods 0.000 description 5
- 238000007689 inspection Methods 0.000 description 5
- 238000005424 photoluminescence Methods 0.000 description 5
- 238000001228 spectrum Methods 0.000 description 5
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 4
- 238000010521 absorption reaction Methods 0.000 description 4
- 230000035945 sensitivity Effects 0.000 description 4
- 238000000411 transmission spectrum Methods 0.000 description 4
- 238000006243 chemical reaction Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 239000000835 fiber Substances 0.000 description 3
- 230000001678 irradiating effect Effects 0.000 description 3
- 238000004020 luminiscence type Methods 0.000 description 3
- 229910052757 nitrogen Inorganic materials 0.000 description 3
- 230000003595 spectral effect Effects 0.000 description 3
- 238000012360 testing method Methods 0.000 description 3
- 238000001514 detection method Methods 0.000 description 2
- 238000011835 investigation Methods 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 238000000103 photoluminescence spectrum Methods 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 230000005284 excitation Effects 0.000 description 1
- 230000004907 flux Effects 0.000 description 1
- 238000001748 luminescence spectrum Methods 0.000 description 1
- 230000001902 propagating effect Effects 0.000 description 1
- 239000010453 quartz Substances 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000004611 spectroscopical analysis Methods 0.000 description 1
- 239000004575 stone Substances 0.000 description 1
Classifications
-
- 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
-
- 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
- G01J3/0254—Spectrometers, other than colorimeters, making use of an integrating sphere
-
- 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
- G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
- G01N21/25—Colour; Spectral properties, i.e. comparison of effect of material on the light at two or more different wavelengths or wavelength bands
- G01N21/31—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry
- G01N21/33—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using ultraviolet light
-
- 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
- G01N21/62—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light
- G01N21/63—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light optically excited
-
- 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
- G01N21/62—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light
- G01N21/63—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light optically excited
- G01N21/64—Fluorescence; Phosphorescence
-
- 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
- G01N21/62—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light
- G01N21/63—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light optically excited
- G01N21/65—Raman scattering
-
- 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
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
- G02B27/09—Beam shaping, e.g. changing the cross-sectional area, not otherwise provided for
- G02B27/0938—Using specific optical elements
- G02B27/095—Refractive optical elements
- G02B27/0955—Lenses
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
- G02B27/30—Collimators
-
- 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
- G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
- G01N2021/1734—Sequential different kinds of measurements; Combining two or more methods
- G01N2021/1736—Sequential different kinds of measurements; Combining two or more methods with two or more light sources
-
- 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
- G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
- G01N21/25—Colour; Spectral properties, i.e. comparison of effect of material on the light at two or more different wavelengths or wavelength bands
- G01N21/31—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry
- G01N21/314—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry with comparison of measurements at specific and non-specific wavelengths
- G01N2021/3181—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry with comparison of measurements at specific and non-specific wavelengths using LEDs
-
- 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
- G01N21/62—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light
- G01N21/63—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light optically excited
- G01N21/64—Fluorescence; Phosphorescence
- G01N21/645—Specially adapted constructive features of fluorimeters
- G01N2021/6484—Optical fibres
Landscapes
- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Pathology (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- Analytical Chemistry (AREA)
- Immunology (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Optics & Photonics (AREA)
- Engineering & Computer Science (AREA)
- Food Science & Technology (AREA)
- Medicinal Chemistry (AREA)
- Investigating, Analyzing Materials By Fluorescence Or Luminescence (AREA)
- Investigating Materials By The Use Of Optical Means Adapted For Particular Applications (AREA)
- Carbon And Carbon Compounds (AREA)
- Crystals, And After-Treatments Of Crystals (AREA)
- Treatment Of Fiber Materials (AREA)
Description
2 測定位置
3 光ファイバ
4 コリメーティングレンズ
5 ノッチフィルタ
6 分光計
7 レーザ放射源
8 レーザ放射、集束ビーム
9 ミラー
10 放射源
11 光ファイバ
12 放射源
13 光ファイバ
14 ノッチフィルタ入力/出力デバイス、フィルタ入力/出力移動機構
15 光学システム
Claims (11)
- カットダイヤモンドを識別するための装置であって、
検査される前記カットダイヤモンドが固定されて位置する測定開口部を備える測定位置と、
移動可能な光学システムであって、分光計、250〜280nmおよび350〜380nmの波長をそれぞれが有する2つの放射源を含み、前記2つの放射源および前記分光計が、前記カットダイヤモンドの中に放射を入力するための光ファイバにより、かつ前記カットダイヤモンドからの放射を出力するための光ファイバにより前記測定位置に接続された、移動可能な光学システムと、
532nmの波長を有するレーザ放射源と、
マイクロコントローラとを備え、
前記カットダイヤモンドは、前記カットダイヤモンドのテーブルが、前記測定位置の前記測定開口部に面し、かつ前記カットダイヤモンドのキューレットが、放射を入力するための前記光ファイバ、および放射を出力するための前記光ファイバが導かれる前記測定開口部の直接上方になるように、前記測定位置に配置され、
前記マイクロコントローラは、設定された時間シーケンスにおける前記2つの放射源及び前記レーザ放射源の交互動作を制御し、前記カットダイヤモンドの中に前記放射を入力できるようにする前記光学システムの移動を制御するように構成されており、
前記マイクロコントローラは、分光計データの処理を制御するように更に構成される、装置。 - 放射を出力するための前記光ファイバは、2つのコリメーティングレンズによって互いに光学的に結合された2つの光ファイバセグメントを備える、請求項1に記載の装置。
- 前記光学システムは、250〜280nmの波長を有する前記放射源からの放射を入力し、かつ出力するための前記光ファイバが、前記カットダイヤモンドの表面と直接接触するように移動可能に構成される、請求項1に記載の装置。
- 前記光学システムは、350〜380nmの波長を有する前記放射源からの放射を入力および出力するための前記光ファイバ間に、1〜2mmサイズの間隙が形成されるように移動可能に構成される、請求項1に記載の装置。
- 前記レーザ放射源は、前記レーザ放射を、前記間隙を介して前記カットダイヤモンドの表面へと誘導するように適合される、請求項4に記載の装置。
- 前記レーザ放射源と前記カットダイヤモンドの間に取り付けられたミラーをさらに備え、前記レーザ放射の前記カットダイヤモンドの表面への誘導は、前記ミラーによって提供される、請求項4に記載の装置。
- 前記光学システムは、前記2つの放射源からの放射強度を減衰させるために、2つのコリメーティングレンズの間に配置されるように適合されたノッチフィルタをさらに備える、請求項4に記載の装置。
- 前記ノッチフィルタは、光放射が、250〜280nmの波長を有する前記放射源から出力されたとき、放射光路から前記フィルタを除去するための移動入力/出力機構を備える、請求項7に記載の装置。
- 前記測定開口部は、前記カットダイヤモンドの表面に前記放射を供給するために、前記測定位置の中央領域に形成される、請求項1に記載の装置。
- 前記マイクロコントローラは、前記放射光路から前記ノッチフィルタを除去するために前記入力/出力機構を制御するようにさらに構成される、請求項8に記載の装置。
- 前記レーザ放射源と前記カットダイヤモンドとの間に取り付けられたミラーをさらに備え、前記レーザ放射の前記カットダイヤモンドの表面への誘導は、前記ミラーによって提供される、請求項5に記載の装置。
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/RU2016/000576 WO2018038628A1 (ru) | 2016-08-26 | 2016-08-26 | Устройство для идентификации алмаза |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2019533173A JP2019533173A (ja) | 2019-11-14 |
JP6802379B2 true JP6802379B2 (ja) | 2020-12-16 |
Family
ID=61246122
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2019532913A Active JP6802379B2 (ja) | 2016-08-26 | 2016-08-26 | ダイヤモンドを識別するためのデバイス |
Country Status (10)
Country | Link |
---|---|
US (1) | US10823680B2 (ja) |
EP (1) | EP3505916B1 (ja) |
JP (1) | JP6802379B2 (ja) |
CN (1) | CN109964111B (ja) |
AU (1) | AU2016420722B2 (ja) |
CA (1) | CA3034857C (ja) |
EA (1) | EA035897B1 (ja) |
IL (1) | IL265008B2 (ja) |
WO (1) | WO2018038628A1 (ja) |
ZA (1) | ZA201901183B (ja) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2020044326A1 (en) * | 2018-08-30 | 2020-03-05 | Zvi Yehuda | System and method for laboratory-grown diamond detection |
GB2577928A (en) * | 2018-10-11 | 2020-04-15 | Univ Oxford Innovation Ltd | Laser method and apparatus for analysing crystals |
IL266809B (en) * | 2019-05-22 | 2020-08-31 | Leizerson Ilya | A method and system for evaluating gemstones |
CN114364970A (zh) * | 2019-08-05 | 2022-04-15 | 金展科技有限公司 | 用于钻石认证的***和工艺 |
WO2021108567A1 (en) | 2019-11-26 | 2021-06-03 | Gemological Institute Of America, Inc. (Gia) | Fluorescence imaging of gemstone on transparent stage |
GB202020049D0 (en) * | 2020-12-17 | 2021-02-03 | Swarovski D Kg | Method and apparatus for inspecting a gemstone |
WO2022146197A1 (ru) * | 2020-12-29 | 2022-07-07 | Общество С Ограниченной Ответственностью "Алмазный Научно-Технологический Центр" | Устройство идентификации драгоценных камней |
RU204985U1 (ru) * | 2020-12-29 | 2021-06-22 | Общество с ограниченной ответственностью «Алмазный научно-технологический центр» | Устройство идентификации драгоценных камней |
WO2022162634A1 (en) * | 2021-02-01 | 2022-08-04 | Sarine Technologies Ltd. | System and method for characterizing gemstones using fluorescence |
Family Cites Families (21)
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GB8514992D0 (en) * | 1985-06-13 | 1985-07-17 | British Nuclear Fuels Plc | Differentiation technique |
GB2219394B (en) * | 1988-05-06 | 1992-09-16 | Gersan Ets | Sensing a narrow frequency band of radiation and examining objects or zones |
GB9009132D0 (en) * | 1990-04-24 | 1990-06-20 | Gersan Ets | Method and apparatus for examining an object |
US5386295A (en) | 1990-10-01 | 1995-01-31 | Eastman Kodak Company | Postacquired spectrophotometers |
JP3618345B2 (ja) * | 1993-03-05 | 2005-02-09 | ゲルザン エスタブリッシュメント | 天然ダイヤモンドの合成ダイヤモンドからの弁別 |
US5377004A (en) * | 1993-10-15 | 1994-12-27 | Kaiser Optical Systems | Remote optical measurement probe |
GB9418049D0 (en) * | 1994-09-07 | 1994-10-26 | Gersan Ets | Examining a diamond |
WO1998041848A1 (en) * | 1997-03-14 | 1998-09-24 | Rosemount Analytical Inc. | Improved low noise raman analyzer system |
US6020954A (en) * | 1997-12-18 | 2000-02-01 | Imagestatistics, Inc. | Method and associated apparatus for the standardized grading of gemstones |
JPH11255511A (ja) * | 1998-03-12 | 1999-09-21 | Hiroichi Ishida | ダイヤモンドの鑑定方法 |
JPH11352068A (ja) * | 1998-06-09 | 1999-12-24 | Chuo Hoseki Kenkyusho:Kk | ダイヤモンド判別方法及び装置 |
GB0017639D0 (en) | 2000-07-18 | 2000-09-06 | Gersan Ets | Instrument for examining a gemstone |
RU2372607C1 (ru) * | 2008-02-12 | 2009-11-10 | Учреждение Российской Академии Наук Институт физики высоких давлений им. Л.Ф.Верещагина РАН (ИФВД РАН) | Устройство для сортировки алмазов |
US8213000B2 (en) * | 2008-05-09 | 2012-07-03 | Apollo Diamond Gemstone Corporation | Retail compatible detection of CVD grown diamond |
CA2739721A1 (en) * | 2008-10-09 | 2010-04-15 | Opal Producers Australia Limited | Modified apparatus and method for assessment, evaluation and grading of gemstones |
CH700695A2 (de) | 2009-03-25 | 2010-09-30 | Eduard Kny | Einrichtung zur optischen Untersuchung einer lichtdurchlässigen, festen oder mindestens teilweise flüssigen Probe. |
JP5225235B2 (ja) * | 2009-08-24 | 2013-07-03 | 株式会社エージーティ・ジェム・ラボラトリー | 宝石物質の鑑別方法 |
US20110292376A1 (en) * | 2010-05-26 | 2011-12-01 | Kukushkin Igor V | Apparatus and method for detecting raman and photoluminescence spectra of a substance |
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GB2516297A (en) | 2013-07-18 | 2015-01-21 | De Beers Centenary AG | Measuring parameters of a cut gemstone |
WO2015127990A1 (en) * | 2014-02-28 | 2015-09-03 | Università Degli Studi Di Milano - Bicocca | Method of spectroscopic analysis of a diamond and apparatus thereof. |
-
2016
- 2016-08-26 JP JP2019532913A patent/JP6802379B2/ja active Active
- 2016-08-26 EP EP16914319.5A patent/EP3505916B1/en active Active
- 2016-08-26 IL IL265008A patent/IL265008B2/en unknown
- 2016-08-26 CN CN201680088780.7A patent/CN109964111B/zh active Active
- 2016-08-26 CA CA3034857A patent/CA3034857C/en active Active
- 2016-08-26 WO PCT/RU2016/000576 patent/WO2018038628A1/ru unknown
- 2016-08-26 US US16/328,083 patent/US10823680B2/en active Active
- 2016-08-26 EA EA201990350A patent/EA035897B1/ru not_active IP Right Cessation
- 2016-08-26 AU AU2016420722A patent/AU2016420722B2/en active Active
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2019
- 2019-02-25 ZA ZA201901183A patent/ZA201901183B/en unknown
Also Published As
Publication number | Publication date |
---|---|
US20190219513A1 (en) | 2019-07-18 |
CA3034857C (en) | 2021-10-19 |
AU2016420722B2 (en) | 2020-09-10 |
EA035897B1 (ru) | 2020-08-28 |
JP2019533173A (ja) | 2019-11-14 |
EP3505916B1 (en) | 2021-06-16 |
EP3505916A4 (en) | 2019-12-04 |
EP3505916A1 (en) | 2019-07-03 |
WO2018038628A1 (ru) | 2018-03-01 |
US10823680B2 (en) | 2020-11-03 |
AU2016420722A1 (en) | 2019-03-14 |
IL265008A (ja) | 2019-04-30 |
CN109964111B (zh) | 2021-10-08 |
CN109964111A (zh) | 2019-07-02 |
EA201990350A1 (ru) | 2019-07-31 |
ZA201901183B (en) | 2019-11-27 |
IL265008B2 (en) | 2023-10-01 |
IL265008B1 (en) | 2023-06-01 |
CA3034857A1 (en) | 2018-03-01 |
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