JPH03117748U - - Google Patents
Info
- Publication number
- JPH03117748U JPH03117748U JP2635390U JP2635390U JPH03117748U JP H03117748 U JPH03117748 U JP H03117748U JP 2635390 U JP2635390 U JP 2635390U JP 2635390 U JP2635390 U JP 2635390U JP H03117748 U JPH03117748 U JP H03117748U
- Authority
- JP
- Japan
- Prior art keywords
- focal point
- reflecting coating
- light
- measurement
- light reflecting
- 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.)
- Granted
Links
- 239000007788 liquid Substances 0.000 claims description 5
- 238000005259 measurement Methods 0.000 claims description 5
- 239000011248 coating agent Substances 0.000 claims 3
- 238000000576 coating method Methods 0.000 claims 3
- 230000003287 optical effect Effects 0.000 claims 2
- 239000007787 solid Substances 0.000 claims 2
- 239000002245 particle Substances 0.000 claims 1
Landscapes
- Optical Measuring Cells (AREA)
- Investigating Or Analysing Materials By Optical Means (AREA)
Description
第１〜２図は第１実施例を示し、第１図は斜視
図、第２図は断面図、第３〜４図は第２実施例を
示し、第３図は斜視図、第４図は断面図、第５〜
６図は第３実施例を示し、第５図は斜視図、第６
図は断面図、第７図は従来例の断面図である。
１，１ａ……測定本体、２……光線反射コート
、３……サンプル液通路、６ａ，６ｂ……窓、７
……光線射出面、８……光検出器、９……集光レ
ンズ。
1-2 show the first embodiment, FIG. 1 is a perspective view, FIG. 2 is a sectional view, and FIGS. 3-4 show the second embodiment, FIG. 3 is a perspective view, and FIG. is a cross-sectional view, 5th~
Figure 6 shows the third embodiment, Figure 5 is a perspective view, and Figure 6 is a perspective view.
The figure is a sectional view, and FIG. 7 is a sectional view of a conventional example. 1, 1a...Measurement body, 2...Light reflection coat, 3...Sample liquid passage, 6a, 6b...Window, 7
...Light beam exit surface, 8...Photodetector, 9...Condensing lens.
Claims (1)
が光線反射コートで被覆され、かつサンプル液通
路と入射光を導入する光路とが、短軸方向にされ
るとともに、第１焦点で交差して測定本体に設け
られ、測定本体の第２焦点側端部に短軸方向の光
線射出面が形成されて、第２焦点に光検出器が配
置された液体中の微粒子測定装置。 (2) 焦点を内部に置いた透明の中実放物面体か
らなる測定本体の曲面が光線反射コートで被覆さ
れ、かつサンプル液通路と入射光を導入する光路
とが、径方向にされるとともに、前記焦点で交差
して測定本体に設けられ、前記光線反射コートが
反射した散乱光の集光レンズ及び光検出器が設け
られた液体中の微粒子測定装置。[Claims for Utility Model Registration] (1) The curved surface of the measuring body consisting of a transparent solid ellipsoid is coated with a light reflecting coating, and the sample liquid passage and the optical path for introducing incident light are arranged in the short axis direction. At the same time, the liquid is provided in the measurement main body so as to intersect at the first focal point, a light beam exit surface in the short axis direction is formed at the second focal point side end of the measurement main body, and a photodetector is arranged at the second focal point. Particulate measurement device inside. (2) The curved surface of the measurement body, which is a transparent solid paraboloid with a focal point located inside, is coated with a light reflecting coating, and the sample liquid passage and the optical path for introducing the incident light are arranged in the radial direction. . A device for measuring particles in a liquid, comprising: a condenser lens and a photodetector for the scattered light reflected by the light reflecting coating, which are provided on the measuring body so as to intersect at the focal point.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1990026353U JPH0755490Y2 (en) | 1990-03-15 | 1990-03-15 | Device for measuring fine particles in liquid |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1990026353U JPH0755490Y2 (en) | 1990-03-15 | 1990-03-15 | Device for measuring fine particles in liquid |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH03117748U true JPH03117748U (en) | 1991-12-05 |
| JPH0755490Y2 JPH0755490Y2 (en) | 1995-12-20 |
Family
ID=31529254
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1990026353U Expired - Lifetime JPH0755490Y2 (en) | 1990-03-15 | 1990-03-15 | Device for measuring fine particles in liquid |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0755490Y2 (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2013522651A (en) * | 2010-03-23 | 2013-06-13 | オフィール−スピリコン エルエルシー | Beam scattering laser monitor |
| EP3036771A4 (en) * | 2013-03-15 | 2018-01-03 | Theranos, Inc. | Femtowatt non-vacuum tube detector assembly |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5942432A (en) * | 1982-09-01 | 1984-03-09 | Rion Co Ltd | Light scattering type floating particle counting apparatus |
| JPS60190835A (en) * | 1985-02-22 | 1985-09-28 | Hitachi Ltd | Fine particle detector |
| JPS6371633A (en) * | 1986-09-16 | 1988-04-01 | Hitachi Ltd | Fine particle counter |
-
1990
- 1990-03-15 JP JP1990026353U patent/JPH0755490Y2/en not_active Expired - Lifetime
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5942432A (en) * | 1982-09-01 | 1984-03-09 | Rion Co Ltd | Light scattering type floating particle counting apparatus |
| JPS60190835A (en) * | 1985-02-22 | 1985-09-28 | Hitachi Ltd | Fine particle detector |
| JPS6371633A (en) * | 1986-09-16 | 1988-04-01 | Hitachi Ltd | Fine particle counter |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2013522651A (en) * | 2010-03-23 | 2013-06-13 | オフィール−スピリコン エルエルシー | Beam scattering laser monitor |
| EP3036771A4 (en) * | 2013-03-15 | 2018-01-03 | Theranos, Inc. | Femtowatt non-vacuum tube detector assembly |
| US10014837B2 (en) | 2013-03-15 | 2018-07-03 | Theranos Ip Company, Llc | Femtowatt non-vacuum tube detector assembly |
| US10778167B2 (en) | 2013-03-15 | 2020-09-15 | Labrador Diagnostics Llc | Femtowatt non-vacuum tube detector assembly |
| US11309856B2 (en) | 2013-03-15 | 2022-04-19 | Labrador Diagnostics Llc | Femtowatt non-vacuum tube detector assembly |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0755490Y2 (en) | 1995-12-20 |
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