JP6833594B2 - 分光分析用光パイプ - Google Patents
分光分析用光パイプ Download PDFInfo
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- JP6833594B2 JP6833594B2 JP2017074954A JP2017074954A JP6833594B2 JP 6833594 B2 JP6833594 B2 JP 6833594B2 JP 2017074954 A JP2017074954 A JP 2017074954A JP 2017074954 A JP2017074954 A JP 2017074954A JP 6833594 B2 JP6833594 B2 JP 6833594B2
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- 230000003287 optical effect Effects 0.000 title claims description 191
- 238000004611 spectroscopical analysis Methods 0.000 title claims description 22
- 239000000523 sample Substances 0.000 claims description 276
- 238000005259 measurement Methods 0.000 claims description 53
- 239000007788 liquid Substances 0.000 claims description 24
- 239000002904 solvent Substances 0.000 claims description 17
- 125000006850 spacer group Chemical group 0.000 claims description 17
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- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- 239000005083 Zinc sulfide Substances 0.000 description 2
- 229910052782 aluminium Inorganic materials 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
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- 229910052984 zinc sulfide Inorganic materials 0.000 description 2
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- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 1
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- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
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- 238000012844 infrared spectroscopy analysis Methods 0.000 description 1
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- 230000003068 static effect Effects 0.000 description 1
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- DRDVZXDWVBGGMH-UHFFFAOYSA-N zinc;sulfide Chemical compound [S-2].[Zn+2] DRDVZXDWVBGGMH-UHFFFAOYSA-N 0.000 description 1
Classifications
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- 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
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- G01J3/00—Spectrometry; Spectrophotometry; Monochromators; Measuring colours
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- 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
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- G01J3/42—Absorption spectrometry; Double beam spectrometry; Flicker spectrometry; Reflection spectrometry
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- G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
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- 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
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- G02B27/0994—Fibers, light pipes
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/10—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings of the optical waveguide type
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- 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
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
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- G01N21/84—Systems specially adapted for particular applications
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- General Health & Medical Sciences (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Optics & Photonics (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Investigating Or Analysing Materials By Optical Means (AREA)
- Optical Measuring Cells (AREA)
- Investigating, Analyzing Materials By Fluorescence Or Luminescence (AREA)
- Spectrometry And Color Measurement (AREA)
- Light Guides In General And Applications Therefor (AREA)
- Heat Treatment Of Articles (AREA)
Description
Claims (20)
- 試料を照射する光を生成する照射源と、前記試料を照射する前記光からの、前記試料によって反射された光に基づいて分光測定を行うセンサとを含む分光器と、
前記試料で反射された前記光を伝送する光パイプと、
を備える分光アセンブリであり、
前記光パイプは、
前記分光器を収容する第1開口部を含む第1部分と、
前記試料を収容する第2開口部を含む第2部分と、
前記第1部分及び前記第2部分の間に配置される取付け面と、
前記取付け面に隣接するガラス窓と、
を含み、
前記試料が前記第2開口部で収容される際、前記試料が前記光パイプ及びベース面によって囲まれ、
前記第1部分の第1直径は、前記第2部分の第2直径とは異なり、
前記光パイプは前記照射源及び前記センサを前記試料と整列させる、分光アセンブリ。 - 請求項1に記載の分光アセンブリにおいて、前記光パイプは、前記第1開口部から前記第2開口部へと軸方向に延在して前記分光器及び前記試料を収容し、前記分光器を前記試料と整列させるキャビティを更に備える、分光アセンブリ。
- 請求項1に記載の分光アセンブリにおいて、前記取付け面は、前記分光器が前記第1開口部で収容され、前記試料が前記第2開口部で収容される際、前記分光器を前記試料から特定の距離だけ離間させる、分光アセンブリ。
- 請求項1に記載の分光アセンブリにおいて、前記ガラス窓は、前記光が前記分光器と前記試料との間に向けられるようにする保護窓である、分光アセンブリ。
- 請求項1に記載の分光アセンブリにおいて、前記試料はブリスターパックに封入され、前記ベース面は前記ブリスターパックの特定の面である、分光アセンブリ。
- 請求項1に記載の分光アセンブリにおいて、前記光パイプは、前記第1開口部と前記第2開口部との間に配置され、前記光が前記分光器と前記試料との間に向けられるようにする反射内面を更に備え、前記反射内面は、反射的に被覆された中空部、反射的に被覆された中実部、又は全内部反射効果を生じさせる中実部のうちの少なくとも一つである、分光アセンブリ。
- 請求項1に記載の分光アセンブリにおいて、前記光パイプは、前記照射源からの光を前記センサに反射させる光反射キャップ、又は、前記照射源からの光を拡散させる光拡散キャップのうちの少なくとも一つを更に備える、分光アセンブリ。
- 請求項1に記載の分光アセンブリにおいて、前記第2開口部は試料管を支持する表面を更に備え、前記試料管は液体試料又は溶媒試料を収容する、分光アセンブリ。
- 請求項1に記載の分光アセンブリにおいて、前記試料は液体試料又は溶媒試料であり、
前記第2開口部は、試料パイプの第1部分を収容する前記第2開口部の第1部分と、前記試料パイプの第2部分を収容する前記第2開口部の第2部分と、前記光パイプによって前記分光器と整列される前記試料パイプの第3部分を収容する前記第2開口部の本体部分と、を更に備え、
前記試料パイプの前記第3部分は、前記試料パイプの前記第1部分と前記試料パイプの前記第2部分との間に位置し、
前記試料パイプは、前記液体試料又は前記溶媒試料を前記試料パイプの前記第1部分から前記試料パイプの前記第3部分へ、及び前記試料パイプの前記第3部分から前記試料パイプの前記第2部分へと導く、光学アセンブリ。 - 請求項1に記載の分光アセンブリにおいて、前記第2開口部は第1窓及びスペーサを含み、前記ベース面は第2窓及びミラーを含む、光学アセンブリ。
- 第1部分及び第2部分を含むキャビティと、
前記第1部分及び前記第2部分の間に配置される取付け面と、
前記取付け面に隣接するガラス窓と、
を有する本体部を備える装置であり、
前記第1部分の第1直径は、前記第2部分の第2直径とは異なり、
前記キャビティは前記第1部分の第1端部から前記第2部分の第2端部へと軸方向に延在し、
前記本体部の前記第2端部は、分光分析のために、光を試料に向けて反射させ、
前記本体部の前記第1端部は、分光器が前記試料と接触しないように前記試料から離間されるように前記分光器を収容する、装置。 - 請求項11に記載の装置において、前記本体部に取り付けられるディッププローブを更に備え、
前記ディッププローブは、前記分光器から受光した光を反射又は拡散させる表面を支持し、
前記ディッププローブは、前記表面を前記分光器と軸方向に整列させて配置させる、装置。 - 請求項11に記載の装置において、
前記キャビティに配置された反射面と、
前記反射面を回転させる回転アセンブリとを更に備える、装置。 - 請求項11に記載の装置において、
前記キャビティに配置される反射面を更に備え、
前記反射面は、前記光を前記試料に向けて複数の方向に拡散させるように成形される、装置。 - 請求項11に記載の装置において、前記試料は流体であり、
前記流体を収容する前記キャビティ内の第1開口部と、
前記流体を放出する前記キャビティ内の第2開口部とを更に備える、装置。 - 請求項11に記載の装置において、
前記キャビティ内に軸方向に配置された光ファイバ構造体を更に備え、
前記光ファイバ構造体は前記分光器と前記試料との間に光を向ける、装置。 - 分光アセンブリを備える装置であって、
前記分光アセンブリは、分光器と、光パイプと、支持構造体とを有し、
前記分光器は照射源と分光センサとを含み、
前記光パイプは、
旋削キャビティと、
第1部分及び第2部分の間に配置される取付け面と、
前記取付け面に隣接するガラス窓と、
を含み、
前記旋削キャビティは、
前記分光器を収容する第1開口部を含む前記第1部分と、
第2開口部を含む前記第2部分とを含み、
前記第1部分の第1直径は、前記第2部分の第2直径とは異なり、
前記旋削キャビティは光学反射し、
前記支持構造体は、前記光パイプに取り付けられる、装置。 - 請求項17に記載の装置において、
一組の較正測定及び前記分光器によって行われた一組の分光測定に基づいて、試料の一組の成分を決定するプロセッサを更に備える、装置。 - 請求項17に記載の装置において、前記ガラス窓は、半透明のサファイヤガラス窓である、装置。
- 請求項17に記載の装置において、試料が前記ガラス窓と前記分光器に整列させて支持される表面との間に配置され、前記表面は反射面又は拡散面である、装置。
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