NL7209415A - - Google Patents
Info
- Publication number
- NL7209415A NL7209415A NL7209415A NL7209415A NL7209415A NL 7209415 A NL7209415 A NL 7209415A NL 7209415 A NL7209415 A NL 7209415A NL 7209415 A NL7209415 A NL 7209415A NL 7209415 A NL7209415 A NL 7209415A
- Authority
- NL
- Netherlands
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
- G01J1/00—Photometry, e.g. photographic exposure meter
- G01J1/10—Photometry, e.g. photographic exposure meter by comparison with reference light or electric value provisionally void
- G01J1/20—Photometry, e.g. photographic exposure meter by comparison with reference light or electric value provisionally void intensity of the measured or reference value being varied to equalise their effects at the detectors, e.g. by varying incidence angle
- G01J1/28—Photometry, e.g. photographic exposure meter by comparison with reference light or electric value provisionally void intensity of the measured or reference value being varied to equalise their effects at the detectors, e.g. by varying incidence angle using variation of intensity or distance of source
- G01J1/30—Photometry, e.g. photographic exposure meter by comparison with reference light or electric value provisionally void intensity of the measured or reference value being varied to equalise their effects at the detectors, e.g. by varying incidence angle using variation of intensity or distance of source using electric radiation detectors
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- 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
- G01N21/47—Scattering, i.e. diffuse reflection
- G01N21/49—Scattering, i.e. diffuse reflection within a body or fluid
- G01N21/53—Scattering, i.e. diffuse reflection within a body or fluid within a flowing fluid, e.g. smoke
- G01N21/532—Scattering, i.e. diffuse reflection within a body or fluid within a flowing fluid, e.g. smoke with measurement of scattering and transmission
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Investigating Or Analysing Materials By Optical Means (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19712138519 DE2138519C3 (de) | 1971-08-02 | 1971-08-02 | Vorrichtung zur kontinuierlichen, fotometrischen Messung |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL7209415A true NL7209415A (de) | 1973-02-06 |
Family
ID=5815496
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL7209415A NL7209415A (de) | 1971-08-02 | 1972-07-06 |
Country Status (4)
| Country | Link |
|---|---|
| CH (1) | CH542439A (de) |
| DE (1) | DE2138519C3 (de) |
| FR (1) | FR2148030A1 (de) |
| NL (1) | NL7209415A (de) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4199260A (en) * | 1978-08-21 | 1980-04-22 | Technicon Instruments Corporation | Apparatus and method for determining the concentration in a sample |
| DE3005923A1 (de) * | 1980-02-16 | 1981-09-03 | Compur-Electronic GmbH, 8000 München | Photometrisches verfahren und photometrische vorrichtung zur bestimmung von reaktionsablaeufen |
| JPS59100862A (ja) * | 1982-12-01 | 1984-06-11 | Hitachi Ltd | 自動分析装置 |
| DE3838820A1 (de) * | 1988-11-17 | 1990-05-23 | Gerhard Lorenz | Abgleich des mess- und vergleichlichtstrahles bei lichtelektrischen photometern |
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1971
- 1971-08-02 DE DE19712138519 patent/DE2138519C3/de not_active Expired
-
1972
- 1972-06-08 CH CH854072A patent/CH542439A/de not_active IP Right Cessation
- 1972-07-06 NL NL7209415A patent/NL7209415A/xx unknown
- 1972-07-26 FR FR7226826A patent/FR2148030A1/fr not_active Withdrawn
Also Published As
| Publication number | Publication date |
|---|---|
| FR2148030A1 (de) | 1973-03-11 |
| DE2138519A1 (de) | 1973-02-15 |
| CH542439A (de) | 1973-09-30 |
| DE2138519B2 (de) | 1974-01-24 |
| DE2138519C3 (de) | 1975-03-20 |