JPS5420869B1 - - Google Patents
Info
- Publication number
- JPS5420869B1 JPS5420869B1 JP4395670A JP4395670A JPS5420869B1 JP S5420869 B1 JPS5420869 B1 JP S5420869B1 JP 4395670 A JP4395670 A JP 4395670A JP 4395670 A JP4395670 A JP 4395670A JP S5420869 B1 JPS5420869 B1 JP S5420869B1
- Authority
- JP
- Japan
- 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
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
- G01N21/25—Colour; Spectral properties, i.e. comparison of effect of material on the light at two or more different wavelengths or wavelength bands
- G01N21/27—Colour; Spectral properties, i.e. comparison of effect of material on the light at two or more different wavelengths or wavelength bands using photo-electric detection ; circuits for computing concentration
-
- 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
- G01N21/25—Colour; Spectral properties, i.e. comparison of effect of material on the light at two or more different wavelengths or wavelength bands
- G01N21/255—Details, e.g. use of specially adapted sources, lighting or optical systems
-
- 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
- G01N21/84—Systems specially adapted for particular applications
- G01N21/86—Investigating moving sheets
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)
- Spectroscopy & Molecular Physics (AREA)
- Engineering & Computer Science (AREA)
- Mathematical Physics (AREA)
- Theoretical Computer Science (AREA)
- Investigating Or Analysing Materials By Optical Means (AREA)
- Photometry And Measurement Of Optical Pulse Characteristics (AREA)
- Investigating, Analyzing Materials By Fluorescence Or Luminescence (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US82678869A | 1969-05-22 | 1969-05-22 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS5420869B1 true JPS5420869B1 (ja) | 1979-07-26 |
Family
ID=25247534
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP4395670A Pending JPS5420869B1 (ja) | 1969-05-22 | 1970-05-22 |
Country Status (5)
Country | Link |
---|---|
JP (1) | JPS5420869B1 (ja) |
CH (1) | CH524138A (ja) |
DE (1) | DE2023694A1 (ja) |
FR (1) | FR2048596A5 (ja) |
GB (1) | GB1313427A (ja) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3806718A (en) * | 1972-05-31 | 1974-04-23 | Union Carbide Corp | Calibration circuit suitable for centrifugal type chemical analyzer |
DE2834642A1 (de) * | 1978-08-08 | 1980-02-28 | Bosch Gmbh Robert | Vorrichtung zum messen des russgehaltes und verfahren zum selbsttaetigen nullabgleich bei dieser vorrichtung |
-
1970
- 1970-05-14 DE DE19702023694 patent/DE2023694A1/de active Pending
- 1970-05-20 CH CH745370A patent/CH524138A/de not_active IP Right Cessation
- 1970-05-21 GB GB2455270A patent/GB1313427A/en not_active Expired
- 1970-05-21 FR FR7018411A patent/FR2048596A5/fr not_active Expired
- 1970-05-22 JP JP4395670A patent/JPS5420869B1/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
FR2048596A5 (ja) | 1971-03-19 |
CH524138A (de) | 1972-06-15 |
GB1313427A (en) | 1973-04-11 |
DE2023694A1 (de) | 1970-12-17 |