JP4131248B2 - 分光光度計 - Google Patents
分光光度計 Download PDFInfo
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- JP4131248B2 JP4131248B2 JP2004093958A JP2004093958A JP4131248B2 JP 4131248 B2 JP4131248 B2 JP 4131248B2 JP 2004093958 A JP2004093958 A JP 2004093958A JP 2004093958 A JP2004093958 A JP 2004093958A JP 4131248 B2 JP4131248 B2 JP 4131248B2
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- sample
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- mirror
- measurement
- optical system
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- 238000005259 measurement Methods 0.000 claims description 57
- 230000003287 optical effect Effects 0.000 claims description 50
- 230000001678 irradiating effect Effects 0.000 claims description 2
- 239000000523 sample Substances 0.000 description 67
- 238000000691 measurement method Methods 0.000 description 15
- 239000013307 optical fiber Substances 0.000 description 12
- 238000010586 diagram Methods 0.000 description 9
- 239000000835 fiber Substances 0.000 description 5
- 238000000034 method Methods 0.000 description 4
- 230000035945 sensitivity Effects 0.000 description 3
- 238000000862 absorption spectrum Methods 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 238000004497 NIR spectroscopy Methods 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 238000002329 infrared spectrum Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 238000001028 reflection method Methods 0.000 description 1
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- Spectrometry And Color Measurement (AREA)
- Investigating Or Analysing Materials By Optical Means (AREA)
Description
a)光照射部から所定位置に集光するように入射された測定光を反射する平面鏡、該平面鏡で方向を変えられた光の焦点位置と試料測定点とに共焦点を持ち、前記平面鏡で反射された測定光を該試料測定点に集光して照射する楕円面鏡、及び、該楕円面鏡をその入射光軸を中心として回転させる回転手段、を含む入射光学系と、
b)前記試料測定点を含む面に対し前記入射光学系と略鏡面対称に配置された、平面鏡、楕円面鏡、回転手段を含む出射光学系と、
を備え、前記入射光学系及び出射光学系の回転手段によりそれぞれ楕円面鏡を回転させることで、試料測定点の位置を変化させて異なる測定手法に対応させたことを特徴としている。
20…光源
21…干渉計
22…試料室
23…楕円面鏡
24…赤外検出器
30…付属装置
31、32、37、38…平面鏡
33、35…楕円面鏡
34、36…回転つまみ
40…試料
50…光ファイバ
51…ファイバプローブ
Claims (2)
- 試料に測定光を照射し、該測定光に対する試料での透過光や反射光を検出する分光光度計において、
a)光照射部から所定位置に集光するように入射された測定光を反射する平面鏡、該平面鏡で方向を変えられた光の焦点位置と試料測定点とに共焦点を持ち、前記平面鏡で反射された測定光を該試料測定点に集光して照射する楕円面鏡、及び、該楕円面鏡をその入射光軸を中心として回転させる回転手段、を含む入射光学系と、
b)前記試料測定点を含む面に対し前記入射光学系と略鏡面対称に配置された、平面鏡、楕円面鏡、回転手段を含む出射光学系と、
を備え、前記入射光学系及び出射光学系の回転手段によりそれぞれ楕円面鏡を回転させることで、試料測定点の位置を変化させて異なる測定手法に対応させたことを特徴とする分光光度計。 - 前記入射光学系及び出射光学系を1つの付属装置として構成し、試料をセットするための試料室に必要に応じて前記付属装置を設置するようにしたことを特徴とする請求項1に記載の分光光度計。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2004093958A JP4131248B2 (ja) | 2004-03-29 | 2004-03-29 | 分光光度計 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2004093958A JP4131248B2 (ja) | 2004-03-29 | 2004-03-29 | 分光光度計 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2005283178A JP2005283178A (ja) | 2005-10-13 |
JP4131248B2 true JP4131248B2 (ja) | 2008-08-13 |
Family
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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JP2004093958A Expired - Lifetime JP4131248B2 (ja) | 2004-03-29 | 2004-03-29 | 分光光度計 |
Country Status (1)
Country | Link |
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JP (1) | JP4131248B2 (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US11137290B2 (en) | 2017-11-07 | 2021-10-05 | Shimadzu Corporation | Accessory for infrared spectrophotometer |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US9568422B2 (en) * | 2012-12-17 | 2017-02-14 | Advantest Corporation | Light beam incident device and reflected light measurement device |
CN109358019B (zh) * | 2018-12-13 | 2023-12-22 | 上海翼捷工业安全设备股份有限公司 | 基于红外光谱分析的气体传感器 |
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2004
- 2004-03-29 JP JP2004093958A patent/JP4131248B2/ja not_active Expired - Lifetime
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US11137290B2 (en) | 2017-11-07 | 2021-10-05 | Shimadzu Corporation | Accessory for infrared spectrophotometer |
Also Published As
Publication number | Publication date |
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JP2005283178A (ja) | 2005-10-13 |
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