JP2023536448A - 宝石識別のための紫外線可視吸収分光 - Google Patents

宝石識別のための紫外線可視吸収分光 Download PDF

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JP2023536448A
JP2023536448A JP2023505681A JP2023505681A JP2023536448A JP 2023536448 A JP2023536448 A JP 2023536448A JP 2023505681 A JP2023505681 A JP 2023505681A JP 2023505681 A JP2023505681 A JP 2023505681A JP 2023536448 A JP2023536448 A JP 2023536448A
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light source
subsystem
reflective
fiber
sample
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JP2023536448A5 (https=
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タカハシ，ヒロシ
エヌ． ペレラ，プラディープ
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ジェモロジカル インスティテュート オブ アメリカ インコーポレイテッド（ジーアイエー）
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    • 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
    • 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
    • G01J3/02—Details
    • G01J3/0267—Sample holders for colorimetry
    • 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
    • G01J3/28—Investigating the spectrum
    • G01J3/42—Absorption spectrometry; Double beam spectrometry; Flicker spectrometry; Reflection spectrometry
    • 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
    • G01J3/28—Investigating the spectrum
    • G01J3/44—Raman spectrometry; Scattering spectrometry ; Fluorescence spectrometry
    • 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
    • G01J3/28—Investigating the spectrum
    • G01J3/44—Raman spectrometry; Scattering spectrometry ; Fluorescence spectrometry
    • G01J3/4406—Fluorescence spectrometry
    • 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
    • G01N21/255—Details, e.g. use of specially adapted sources, lighting or optical systems
    • 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
    • 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
    • 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
    • G01J3/28—Investigating the spectrum
    • G01J3/42—Absorption spectrometry; Double beam spectrometry; Flicker spectrometry; Reflection spectrometry
    • G01J2003/425—Reflectance
    • 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
    • G01N2021/6417—Spectrofluorimetric devices
    • G01N2021/6421—Measuring at two or more wavelengths
    • 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
    • G01N2021/6463—Optics
    • G01N2021/6471—Special filters, filter wheel
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2201/00—Features of devices classified in G01N21/00
    • G01N2201/06—Illumination; Optics
    • G01N2201/061—Sources
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2201/00—Features of devices classified in G01N21/00
    • G01N2201/06—Illumination; Optics
    • G01N2201/063—Illuminating optical parts
    • G01N2201/0636—Reflectors
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2201/00—Features of devices classified in G01N21/00
    • G01N2201/08—Optical fibres; light guides
    • G01N2201/0846—Fibre interface with sample, e.g. for spatial resolution

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  • Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • General Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Immunology (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Chemical & Material Sciences (AREA)
  • Pathology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
  • Glass Compositions (AREA)
  • Investigating, Analyzing Materials By Fluorescence Or Luminescence (AREA)
  • Investigating Materials By The Use Of Optical Means Adapted For Particular Applications (AREA)
JP2023505681A 2020-07-29 2021-07-21 宝石識別のための紫外線可視吸収分光 Pending JP2023536448A (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US202063058385P 2020-07-29 2020-07-29
US63/058,385 2020-07-29
PCT/US2021/042661 WO2022026274A1 (en) 2020-07-29 2021-07-21 Ultraviolet-visible absorption spectroscopy for gemstone identification

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JP2023536448A true JP2023536448A (ja) 2023-08-25
JP2023536448A5 JP2023536448A5 (https=) 2024-07-19

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US (2) US11828703B2 (https=)
EP (1) EP4165379A4 (https=)
JP (1) JP2023536448A (https=)
CN (1) CN116157658A (https=)
IL (1) IL299958A (https=)
TW (2) TW202317948A (https=)
WO (1) WO2022026274A1 (https=)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US12560535B2 (en) 2020-07-29 2026-02-24 Gemological Institute Of America, Inc. (Gia) Ultraviolet-visible absorption spectroscopy for gemstone identification

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NL2028538B1 (en) * 2021-06-24 2022-12-30 Clearstream Tech Ltd A system for identifying a biological sample and a method for identifying a biological sample
EP4293346A1 (en) * 2022-06-14 2023-12-20 Fundació Institut de Ciències Fotòniques Methods and systems for gemstone identification, tracking and/or tracing
US12613185B2 (en) * 2022-07-20 2026-04-28 Smart Pro Instrument Co., Ltd. Gemstone multi-tester instrument with removable probe
US12529658B2 (en) * 2022-07-20 2026-01-20 Smart Pro Instrument Co., Ltd. Diamond and colorless gemstone multi-tester
WO2025264441A1 (en) * 2024-06-18 2025-12-26 Gemological Institute Of America, Inc. (Gia) Pearl grading instrument and methods

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JP2000131224A (ja) * 1998-10-23 2000-05-12 Jasco Corp スペクトルデータ処理装置
JP2006119130A (ja) * 2004-09-27 2006-05-11 Shimadzu Corp 光源装置
JP2012063321A (ja) * 2010-09-17 2012-03-29 Hamamatsu Photonics Kk 反射率測定装置、反射率測定方法、膜厚測定装置及び膜厚測定方法
US20130256534A1 (en) * 2012-03-27 2013-10-03 Innovative Science Tools, Inc. Optical analyzer for identification of materials using reflectance spectroscopy
US20140157817A1 (en) * 2009-02-27 2014-06-12 Gemological Institute Of America Inc. (Gia) Method and apparatus for rapidly cooling a gem, including two stage cooling
JP2015134722A (ja) * 2009-06-26 2015-07-27 エレメント シックス リミテッド ダイヤモンド材料の処理方法及び得られた製品
JP2016528489A (ja) * 2013-07-18 2016-09-15 デ ビアーズ ユーケー リミテッド カットされた原石のパラメータの測定
CN208588682U (zh) * 2018-05-08 2019-03-08 南京简智仪器设备有限公司 用于钻石鉴定的光学综合测试装置
JP2019533173A (ja) * 2016-08-26 2019-11-14 パブリック・ジョイント・ストック・カンパニー・アルロサ ダイヤモンドを識別するためのデバイス
JP2020506369A (ja) * 2016-12-15 2020-02-27 ジェモロジカル インスティテュート オブ アメリカ インコーポレイテッド（ジーアイエー） 宝石用原石のスクリーニング装置および方法

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CA2739721A1 (en) * 2008-10-09 2010-04-15 Opal Producers Australia Limited Modified apparatus and method for assessment, evaluation and grading of gemstones
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WO2016022153A1 (en) 2014-08-08 2016-02-11 Empire Technology Deveplopment Llc Spectroscopic determination of optical properties of gemstones
EP3150562B1 (de) * 2015-10-01 2022-02-16 Heraeus Quarzglas GmbH & Co. KG Verwendung von optischem filtermaterial aus dotiertem quarzglas sowie das optische filtermaterial enthaltende uv-lampe
JP2023536448A (ja) 2020-07-29 2023-08-25 ジェモロジカル インスティテュート オブ アメリカ インコーポレイテッド（ジーアイエー） 宝石識別のための紫外線可視吸収分光
CN214668643U (zh) * 2021-04-22 2021-11-09 深圳市飞博尔珠宝科技有限公司 基于反射法分辨天然钻石、合成钻石及莫桑石的鉴别装置

Patent Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000131224A (ja) * 1998-10-23 2000-05-12 Jasco Corp スペクトルデータ処理装置
JP2006119130A (ja) * 2004-09-27 2006-05-11 Shimadzu Corp 光源装置
US20140157817A1 (en) * 2009-02-27 2014-06-12 Gemological Institute Of America Inc. (Gia) Method and apparatus for rapidly cooling a gem, including two stage cooling
JP2015134722A (ja) * 2009-06-26 2015-07-27 エレメント シックス リミテッド ダイヤモンド材料の処理方法及び得られた製品
JP2012063321A (ja) * 2010-09-17 2012-03-29 Hamamatsu Photonics Kk 反射率測定装置、反射率測定方法、膜厚測定装置及び膜厚測定方法
US20130256534A1 (en) * 2012-03-27 2013-10-03 Innovative Science Tools, Inc. Optical analyzer for identification of materials using reflectance spectroscopy
JP2016528489A (ja) * 2013-07-18 2016-09-15 デ ビアーズ ユーケー リミテッド カットされた原石のパラメータの測定
JP2019533173A (ja) * 2016-08-26 2019-11-14 パブリック・ジョイント・ストック・カンパニー・アルロサ ダイヤモンドを識別するためのデバイス
JP2020506369A (ja) * 2016-12-15 2020-02-27 ジェモロジカル インスティテュート オブ アメリカ インコーポレイテッド（ジーアイエー） 宝石用原石のスクリーニング装置および方法
CN208588682U (zh) * 2018-05-08 2019-03-08 南京简智仪器设备有限公司 用于钻石鉴定的光学综合测试装置

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US12560535B2 (en) 2020-07-29 2026-02-24 Gemological Institute Of America, Inc. (Gia) Ultraviolet-visible absorption spectroscopy for gemstone identification

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US20220034795A1 (en) 2022-02-03
WO2022026274A1 (en) 2022-02-03
TWI792457B (zh) 2023-02-11
CN116157658A (zh) 2023-05-23
EP4165379A1 (en) 2023-04-19
US12560535B2 (en) 2026-02-24
TW202212805A (zh) 2022-04-01
TW202317948A (zh) 2023-05-01
IL299958A (en) 2023-03-01
US11828703B2 (en) 2023-11-28
EP4165379A4 (en) 2024-12-25
US20240060879A1 (en) 2024-02-22

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