FR2180574A1 - - Google Patents
Info
- Publication number
- FR2180574A1 FR2180574A1 FR7214214A FR7214214A FR2180574A1 FR 2180574 A1 FR2180574 A1 FR 2180574A1 FR 7214214 A FR7214214 A FR 7214214A FR 7214214 A FR7214214 A FR 7214214A FR 2180574 A1 FR2180574 A1 FR 2180574A1
- Authority
- FR
- France
- 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
- G01J3/12—Generating the spectrum; Monochromators
- G01J3/18—Generating the spectrum; Monochromators using diffraction elements, e.g. grating
- G01J3/1838—Holographic gratings
Landscapes
- Physics & Mathematics (AREA)
- Spectroscopy & Molecular Physics (AREA)
- General Physics & Mathematics (AREA)
- Spectrometry And Color Measurement (AREA)
- Diffracting Gratings Or Hologram Optical Elements (AREA)
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7214214A FR2180574B2 (en) | 1972-04-21 | 1972-04-21 | |
DE19722238662 DE2238662C2 (en) | 1972-04-21 | 1972-08-05 | Monochromator |
JP7942072A JPS5433146B2 (en) | 1972-04-21 | 1972-08-08 | |
US05/497,940 US3973850A (en) | 1972-04-21 | 1974-08-16 | Focalization process of spherical concave diffraction gratings |
US05/537,460 US4036558A (en) | 1972-04-21 | 1974-12-30 | Focalization process of spherical concave diffraction gratings |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7214214A FR2180574B2 (en) | 1972-04-21 | 1972-04-21 |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2180574A1 true FR2180574A1 (en) | 1973-11-30 |
FR2180574B2 FR2180574B2 (en) | 1977-04-08 |
Family
ID=9097309
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7214214A Expired FR2180574B2 (en) | 1972-04-21 | 1972-04-21 |
Country Status (3)
Country | Link |
---|---|
JP (1) | JPS5433146B2 (en) |
DE (1) | DE2238662C2 (en) |
FR (1) | FR2180574B2 (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2531213A1 (en) * | 1982-07-28 | 1984-02-03 | Centre Nat Rech Scient | METHOD FOR FOCUSING REFERENCE WORKING HOLOGRAPHIC SPHERICAL DIFFRACTION NETWORKS, DISPERSIVE OBJECTIVES AND SPECTROMETERS USING THE SAME |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4175864A (en) * | 1978-02-21 | 1979-11-27 | The Foxboro Company | Astigmatic illuminating system in an internal reflection spectometer |
JPS57500304A (en) * | 1980-02-22 | 1982-02-18 | ||
JPS59162472A (en) * | 1983-03-07 | 1984-09-13 | Yokogawa Medical Syst Ltd | Reflected wave receiving system for sector electronic scan type ultrasonic diagnosing equipment |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1056854B (en) * | 1958-05-09 | 1959-05-06 | Erich Schaeffer Dipl Phys | Monochromator (spectrometer) with concave diffraction grating |
-
1972
- 1972-04-21 FR FR7214214A patent/FR2180574B2/fr not_active Expired
- 1972-08-05 DE DE19722238662 patent/DE2238662C2/en not_active Expired
- 1972-08-08 JP JP7942072A patent/JPS5433146B2/ja not_active Expired
Non-Patent Citations (1)
Title |
---|
NEANT * |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2531213A1 (en) * | 1982-07-28 | 1984-02-03 | Centre Nat Rech Scient | METHOD FOR FOCUSING REFERENCE WORKING HOLOGRAPHIC SPHERICAL DIFFRACTION NETWORKS, DISPERSIVE OBJECTIVES AND SPECTROMETERS USING THE SAME |
EP0102272A1 (en) * | 1982-07-28 | 1984-03-07 | Etablissement Public dit: CENTRE NATIONAL DE LA RECHERCHE SCIENTIFIQUE (CNRS) | Method of focusing spherical holographic diffraction gratings working by reflections; dispersive objectives and spectrometers for application of the same |
US4623251A (en) * | 1982-07-28 | 1986-11-18 | Centre National De La Recherche Scientifique | Method for focusing spherical holographic diffraction gratings working by reflection, and dispersive lenses and spectrometers applying this method |
Also Published As
Publication number | Publication date |
---|---|
JPS5433146B2 (en) | 1979-10-18 |
DE2238662A1 (en) | 1973-10-25 |
DE2238662C2 (en) | 1984-03-22 |
FR2180574B2 (en) | 1977-04-08 |
JPS4922151A (en) | 1974-02-27 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse | ||
AM | Act modifying the rights related to an application or a patent |