JPH0175851U - - Google Patents
Info
- Publication number
- JPH0175851U JPH0175851U JP1987171313U JP17131387U JPH0175851U JP H0175851 U JPH0175851 U JP H0175851U JP 1987171313 U JP1987171313 U JP 1987171313U JP 17131387 U JP17131387 U JP 17131387U JP H0175851 U JPH0175851 U JP H0175851U
- Authority
- JP
- Japan
- Prior art keywords
- flow cell
- photometer
- detection light
- light
- liquid sample
- Prior art date
- Legal status (The legal status 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 status listed.)
- Pending
Links
- 230000003287 optical effect Effects 0.000 claims description 5
- 238000001514 detection method Methods 0.000 claims 3
- 239000007788 liquid Substances 0.000 claims 2
- 238000000034 method Methods 0.000 claims 2
- 230000005540 biological transmission Effects 0.000 claims 1
- 238000007599 discharging Methods 0.000 claims 1
- 239000011358 absorbing material Substances 0.000 description 1
- 238000000149 argon plasma sintering Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000031700 light absorption Effects 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
Description
第１図は本案の一実施例の光度計用フローセル
の断面図、第２図は本案の他の実施例の光度計用
フローセルの断面図、第３図は本案の他の実施例
の光度計用フローセルの断面図、第４図は本案の
光度計用フローセルと従来のフローセルのノイズ
を比較した測定結果を示す図である。
１，１１，２１……フローセル、２，１２……
光入射窓、２２……平凸レンズ、３，１３，２３
……平凹レンズ、４，１４，２４……光路、５，
５′，１５，１５′，２５，２５′……流路、６
，１６，２６……光路中心部の光、７，７′，１
７，１７′，２７，２７′……光路壁面周辺部の
光、８……光の散乱、９……光の吸収、１０，２
０，４０……ホトダイオード、３０，３０′……
光吸収材。
Figure 1 is a sectional view of a flow cell for a photometer according to an embodiment of the present invention, Figure 2 is a sectional view of a flow cell for a photometer according to another embodiment of the present invention, and Figure 3 is a sectional view of a flow cell for a photometer according to another embodiment of the present invention. FIG. 4 is a cross-sectional view of a flow cell for a photometer according to the present invention, and is a diagram showing measurement results comparing noise between the flow cell for a photometer according to the present invention and a conventional flow cell. 1, 11, 21...flow cell, 2, 12...
Light entrance window, 22... Plano-convex lens, 3, 13, 23
... Plano-concave lens, 4, 14, 24 ... Optical path, 5,
5', 15, 15', 25, 25'...channel, 6
, 16, 26... Light at the center of the optical path, 7, 7', 1
7, 17', 27, 27'... Light around the optical path wall surface, 8... Light scattering, 9... Light absorption, 10, 2
0,40...Photodiode, 30,30'...
light absorbing material.
Claims (1)
液体試料と検出光が通過する光路からなる光度計
用フローセルにおいて、検出光が出射する光透過
窓を凹レンズで構成したことを特徴とする光度計
用フローセル。 ２ 前記フローセルにおいて、検出光が入射する
光入射窓を凸レンズで構成したことを特徴とする
請求の範囲第１項に記載の光度計用フローセル。 ３ 前記凹レンズを陽極式結合方法、あるいは光
学接着方法によりフローセルと接合したことを特
徴とする請求の範囲第１項および第２項に記載の
光度計用フローセル。[Scope of Claim for Utility Model Registration] 1. In a photometer flow cell consisting of a channel for introducing and discharging a liquid sample to be measured and an optical path through which the liquid sample and detection light pass, the light transmission window through which the detection light is emitted is formed by a concave lens. A flow cell for a photometer, characterized by comprising: 2. The flow cell for a photometer according to claim 1, wherein in the flow cell, a light entrance window into which the detection light enters is constituted by a convex lens. 3. The flow cell for a photometer according to claim 1 or 2, wherein the concave lens is bonded to the flow cell by an anodic bonding method or an optical bonding method.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987171313U JPH0175851U (en) | 1987-11-11 | 1987-11-11 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987171313U JPH0175851U (en) | 1987-11-11 | 1987-11-11 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0175851U true JPH0175851U (en) | 1989-05-23 |
Family
ID=31463034
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1987171313U Pending JPH0175851U (en) | 1987-11-11 | 1987-11-11 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0175851U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2012522253A (en) * | 2009-04-17 | 2012-09-20 | シュルンベルジェ ホールディングス リミテッド | High pressure high temperature optical spectroscopic cell |
| JP2013507615A (en) * | 2009-10-08 | 2013-03-04 | ゼネラル・エレクトリック・カンパニイ | Multi-stream spectrophotometer module |
| WO2020084867A1 (en) * | 2018-10-25 | 2020-04-30 | 株式会社堀場アドバンスドテクノ | Concentration sensor |
-
1987
- 1987-11-11 JP JP1987171313U patent/JPH0175851U/ja active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2012522253A (en) * | 2009-04-17 | 2012-09-20 | シュルンベルジェ ホールディングス リミテッド | High pressure high temperature optical spectroscopic cell |
| JP2013507615A (en) * | 2009-10-08 | 2013-03-04 | ゼネラル・エレクトリック・カンパニイ | Multi-stream spectrophotometer module |
| WO2020084867A1 (en) * | 2018-10-25 | 2020-04-30 | 株式会社堀場アドバンスドテクノ | Concentration sensor |
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