FI96451B - Refraktometri - Google Patents
RefraktometriInfo
- Publication number
- FI96451B FI96451B FI933907A FI933907A FI96451B FI 96451 B FI96451 B FI 96451B FI 933907 A FI933907 A FI 933907A FI 933907 A FI933907 A FI 933907A FI 96451 B FI96451 B FI 96451B
- Authority
- FI
- Finland
- Prior art keywords
- refractometer
- Prior art date
Links
Classifications
-
- 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
- G01N21/41—Refractivity; Phase-affecting properties, e.g. optical path length
- G01N21/43—Refractivity; Phase-affecting properties, e.g. optical path length by measuring critical angle
- G01N21/431—Dip refractometers, e.g. using optical fibres
Landscapes
- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Investigating Or Analysing Materials By Optical Means (AREA)
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FI933907A FI96451C (fi) | 1993-09-07 | 1993-09-07 | Refraktometri |
US08/589,568 US5742382A (en) | 1993-09-07 | 1996-01-22 | Refractometer |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FI933907A FI96451C (fi) | 1993-09-07 | 1993-09-07 | Refraktometri |
FI933907 | 1993-09-07 |
Publications (4)
Publication Number | Publication Date |
---|---|
FI933907A0 FI933907A0 (fi) | 1993-09-07 |
FI933907A FI933907A (fi) | 1995-03-08 |
FI96451B true FI96451B (fi) | 1996-03-15 |
FI96451C FI96451C (fi) | 1996-06-25 |
Family
ID=8538542
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FI933907A FI96451C (fi) | 1993-09-07 | 1993-09-07 | Refraktometri |
Country Status (2)
Country | Link |
---|---|
US (1) | US5742382A (fi) |
FI (1) | FI96451C (fi) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US9719919B2 (en) | 2013-01-23 | 2017-08-01 | Janesko Oy | Method for measuring refractive index, and refractometer |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5969808A (en) * | 1997-07-31 | 1999-10-19 | Leicamicrosystems, Inc. | Brake check handheld refractometer |
AU755635B2 (en) * | 1998-10-01 | 2002-12-19 | Minntech Corporation | Endoscope reprocessing and sterilization system |
DE10007818A1 (de) * | 2000-02-21 | 2001-08-23 | Mahrt Karl Heinz | Hochdruckfester kompakter Präzionsmeßkopf für hochgenaue optische Brechungsindexmessungen in ruhenden und strömenden Flüssigkeiten und Gasen, insbesondere geeignet für den massenhaften Einsatz in Einwegsonden für in situ-Untersuchungen in der Tiefsee |
US20060191571A1 (en) * | 2005-02-11 | 2006-08-31 | Kattler David R | Fluid concentration sensing arrangement |
DE102005041584B4 (de) * | 2005-09-01 | 2007-08-16 | Universität Karlsruhe (Th) | Differentielles Messverfahren zur Bestimmung von Konzentrationsunterschieden zur Übersättigungsbestimmung |
FI124951B (fi) * | 2010-02-05 | 2015-04-15 | Jan Kåhre | Optinen järjestelmä |
WO2023023964A1 (zh) * | 2021-08-25 | 2023-03-02 | 深圳市流数科技有限公司 | 一种折光仪、智能杯和探测折射率的方法 |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5351768A (en) * | 1976-10-20 | 1978-05-11 | Yuasa Battery Co Ltd | Apparatus for measuring specific gravity of battery electrolyte |
US4699516A (en) * | 1984-10-29 | 1987-10-13 | The Dow Chemical Company | Apparatus and methods for determining cell size |
US4640616A (en) * | 1984-12-06 | 1987-02-03 | The Cambridge Instrument Company Plc | Automatic refractometer |
US4639594A (en) * | 1984-12-17 | 1987-01-27 | Carrier Corporation | Fiberoptic probe and method of making and using |
US4699511A (en) * | 1985-04-03 | 1987-10-13 | Seaver George A | Refraction sensor |
DE8718006U1 (de) * | 1987-02-17 | 1992-10-22 | Franz Schmidt & Haensch Gmbh & Co, 1000 Berlin | Elektronisches Refraktometer |
US4844608A (en) * | 1987-03-23 | 1989-07-04 | American Telephone And Telegraph Company At&T Bell Laboratories | Solution monitoring procedure |
JPH0197633A (ja) * | 1987-10-09 | 1989-04-17 | Sumitomo Bakelite Co Ltd | 印刷回路用積層板の製造方法 |
WO1989003978A1 (en) * | 1988-03-22 | 1989-05-05 | Conax Buffalo Corporation | Optical liquid level sensor |
JPH01320449A (ja) * | 1988-06-22 | 1989-12-26 | Nec Corp | 光学測定器 |
DE3831346A1 (de) * | 1988-09-15 | 1990-04-05 | Zeiss Carl Fa | Refraktometer mit brechzahlabhaengiger aperturteilung |
-
1993
- 1993-09-07 FI FI933907A patent/FI96451C/fi not_active IP Right Cessation
-
1996
- 1996-01-22 US US08/589,568 patent/US5742382A/en not_active Expired - Lifetime
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US9719919B2 (en) | 2013-01-23 | 2017-08-01 | Janesko Oy | Method for measuring refractive index, and refractometer |
Also Published As
Publication number | Publication date |
---|---|
FI96451C (fi) | 1996-06-25 |
FI933907A (fi) | 1995-03-08 |
FI933907A0 (fi) | 1993-09-07 |
US5742382A (en) | 1998-04-21 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
MA | Patent expired |