FR2340541A1 - Monochromateur pour l'emploi de deux longueurs d'onde - Google Patents
Monochromateur pour l'emploi de deux longueurs d'ondeInfo
- Publication number
- FR2340541A1 FR2340541A1 FR7703190A FR7703190A FR2340541A1 FR 2340541 A1 FR2340541 A1 FR 2340541A1 FR 7703190 A FR7703190 A FR 7703190A FR 7703190 A FR7703190 A FR 7703190A FR 2340541 A1 FR2340541 A1 FR 2340541A1
- Authority
- FR
- France
- Prior art keywords
- monochromator
- wavelengths
- 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
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
- G01J3/00—Spectrometry; Spectrophotometry; Monochromators; Measuring colours
- G01J3/28—Investigating the spectrum
- G01J3/42—Absorption spectrometry; Double beam spectrometry; Flicker spectrometry; Reflection spectrometry
- G01J3/427—Dual wavelengths spectrometry
Landscapes
- Physics & Mathematics (AREA)
- Spectroscopy & Molecular Physics (AREA)
- General Physics & Mathematics (AREA)
- Spectrometry And Color Measurement (AREA)
- Investigating Or Analysing Materials By Optical Means (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19762604666 DE2604666A1 (de) | 1976-02-06 | 1976-02-06 | Monochromator zur nutzung zweier wellenlaengen |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2340541A1 true FR2340541A1 (fr) | 1977-09-02 |
FR2340541B1 FR2340541B1 (fr) | 1981-01-30 |
Family
ID=5969240
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7703190A Granted FR2340541A1 (fr) | 1976-02-06 | 1977-02-04 | Monochromateur pour l'emploi de deux longueurs d'onde |
Country Status (5)
Country | Link |
---|---|
US (1) | US4140399A (fr) |
CH (1) | CH600317A5 (fr) |
DE (1) | DE2604666A1 (fr) |
FR (1) | FR2340541A1 (fr) |
GB (1) | GB1507448A (fr) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0045898A2 (fr) * | 1980-08-11 | 1982-02-17 | Vitafin N.V. | Photomètre à deux longueurs d'onde, muni de moyens pour la variation de longueurs d'onde |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4385837A (en) * | 1978-05-22 | 1983-05-31 | Irvine Optical Corporation | Apparatus and system for linewidth measurements |
US4320972A (en) * | 1980-03-31 | 1982-03-23 | South African Inventions Development Corporation | Vacuum spectrometer having a number of remotely positionable narrow wavelength detectors |
DE19509157C2 (de) * | 1995-03-14 | 1997-05-15 | Meinrad Maechler | Optisches System mit großen Meßbereichen |
US5767965A (en) * | 1996-05-31 | 1998-06-16 | Instruments S.A., Inc. | Apparatus and method for driving diffraction gratings |
DE19820861B4 (de) * | 1998-05-09 | 2004-09-16 | Bruker Axs Gmbh | Simultanes Röntgenfluoreszenz-Spektrometer |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2420077A (en) * | 1944-01-24 | 1947-05-06 | Maurice F Hasler | Direct reading spectrochemical analysis apparatus |
FR2097106A1 (fr) * | 1970-07-01 | 1972-03-03 | Coats J Et P Ltd | |
US3880523A (en) * | 1972-08-17 | 1975-04-29 | Rank Organisation Ltd | Multiple channel colorimeter |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2572119A (en) * | 1946-04-16 | 1951-10-23 | Gerhard H Dieke | Electrical system using photomultiplier tubes for spectrographic analysis |
US4012147A (en) * | 1974-11-06 | 1977-03-15 | George Edouard Walrafen | Slit-less spectrometer |
-
1976
- 1976-02-06 DE DE19762604666 patent/DE2604666A1/de active Pending
-
1977
- 1977-01-21 CH CH73577A patent/CH600317A5/xx not_active IP Right Cessation
- 1977-02-03 US US05/765,395 patent/US4140399A/en not_active Expired - Lifetime
- 1977-02-04 GB GB4781/77A patent/GB1507448A/en not_active Expired
- 1977-02-04 FR FR7703190A patent/FR2340541A1/fr active Granted
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2420077A (en) * | 1944-01-24 | 1947-05-06 | Maurice F Hasler | Direct reading spectrochemical analysis apparatus |
FR2097106A1 (fr) * | 1970-07-01 | 1972-03-03 | Coats J Et P Ltd | |
US3880523A (en) * | 1972-08-17 | 1975-04-29 | Rank Organisation Ltd | Multiple channel colorimeter |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0045898A2 (fr) * | 1980-08-11 | 1982-02-17 | Vitafin N.V. | Photomètre à deux longueurs d'onde, muni de moyens pour la variation de longueurs d'onde |
EP0045898A3 (fr) * | 1980-08-11 | 1982-02-24 | Vitafin N.V. | Photomètre à deux longueurs d'onde, muni de moyens pour la variation de longueurs d'onde |
Also Published As
Publication number | Publication date |
---|---|
FR2340541B1 (fr) | 1981-01-30 |
GB1507448A (en) | 1978-04-12 |
DE2604666A1 (de) | 1977-08-11 |
CH600317A5 (fr) | 1978-06-15 |
US4140399A (en) | 1979-02-20 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |