FR2643731A1 - - Google Patents

Download PDF

Info

Publication number
FR2643731A1
FR2643731A1 FR8902521A FR8902521A FR2643731A1 FR 2643731 A1 FR2643731 A1 FR 2643731A1 FR 8902521 A FR8902521 A FR 8902521A FR 8902521 A FR8902521 A FR 8902521A FR 2643731 A1 FR2643731 A1 FR 2643731A1
Authority
FR
France
Prior art keywords
field
network
plane
line
alpha
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
Application number
FR8902521A
Other languages
English (en)
French (fr)
Other versions
FR2643731B1 (enExample
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Centre National de la Recherche Scientifique
Original Assignee
Centre National de la Recherche Scientifique
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Centre National de la Recherche Scientifique filed Critical Centre National de la Recherche Scientifique
Priority to FR8902521A priority Critical patent/FR2643731B1/fr
Priority to PCT/FR1990/000134 priority patent/WO1990010202A1/fr
Priority to EP19900904366 priority patent/EP0460085A1/fr
Publication of FR2643731A1 publication Critical patent/FR2643731A1/fr
Application granted granted Critical
Publication of FR2643731B1 publication Critical patent/FR2643731B1/fr
Expired legal-status Critical Current

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
    • 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
    • G01J2003/1866—Monochromator for three or more wavelengths
    • G01J2003/1876—Polychromator

Landscapes

  • Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • General Physics & Mathematics (AREA)
  • Diffracting Gratings Or Hologram Optical Elements (AREA)
FR8902521A 1989-02-27 1989-02-27 Expired FR2643731B1 (enExample)

Priority Applications (3)

Application Number Priority Date Filing Date Title
FR8902521A FR2643731B1 (enExample) 1989-02-27 1989-02-27
PCT/FR1990/000134 WO1990010202A1 (fr) 1989-02-27 1990-02-26 Polychromateur stigmatique a champ plan
EP19900904366 EP0460085A1 (fr) 1989-02-27 1990-02-26 Polychromateur stigmatique a champ plan

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8902521A FR2643731B1 (enExample) 1989-02-27 1989-02-27

Publications (2)

Publication Number Publication Date
FR2643731A1 true FR2643731A1 (enExample) 1990-08-31
FR2643731B1 FR2643731B1 (enExample) 1991-06-14

Family

ID=9379160

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8902521A Expired FR2643731B1 (enExample) 1989-02-27 1989-02-27

Country Status (3)

Country Link
EP (1) EP0460085A1 (enExample)
FR (1) FR2643731B1 (enExample)
WO (1) WO1990010202A1 (enExample)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4191474A (en) * 1977-07-08 1980-03-04 Instruments S.A. Spectrograph for an extended spectral field in which partial planar diffraction spectra are successively formed in the same plane
FR2531213A1 (fr) * 1982-07-28 1984-02-03 Centre Nat Rech Scient Procede de focalisation des reseaux de diffraction spheriques holographiques travaillant par reflexion, objectifs dispersifs et spectrometres en faisant application

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4191474A (en) * 1977-07-08 1980-03-04 Instruments S.A. Spectrograph for an extended spectral field in which partial planar diffraction spectra are successively formed in the same plane
FR2531213A1 (fr) * 1982-07-28 1984-02-03 Centre Nat Rech Scient Procede de focalisation des reseaux de diffraction spheriques holographiques travaillant par reflexion, objectifs dispersifs et spectrometres en faisant application

Also Published As

Publication number Publication date
WO1990010202A1 (fr) 1990-09-07
FR2643731B1 (enExample) 1991-06-14
EP0460085A1 (fr) 1991-12-11

Similar Documents

Publication Publication Date Title
CA2742493C (fr) Spectrometre imageur de type dyson de qualite image amelioree et a faible distorsion
TWI223057B (en) Optical devices having a wavelength-tunable dispersion assembly that has a volume dispersive diffraction grating
US5644396A (en) Spectrograph with low focal ratio
US6744505B1 (en) Compact imaging spectrometer
US6734967B1 (en) Focused beam spectroscopic ellipsometry method and system
USRE42822E1 (en) Modified concentric spectrograph
Lerner et al. The optics of spectroscopy
JP4883549B2 (ja) 分光器
EP2929307B1 (fr) Spectromètre pour l'analyse du spectre d'un faisceau lumineux
CN108020516A (zh) 光谱仪或成像光谱仪
FR2596863A1 (fr) Dispositif de microscopie analytique, propre a former a la fois une sonde raman et une sonde electronique
EP0102272B1 (fr) Procédé de focalisation des réseaux de diffraction sphériques holographiques travaillant par réflexion, objectifs dispersifs et spectromètres en faisant application
FR2598224A1 (fr) Spectrometre a projecteur d'image
US5078495A (en) Monochromator
JP2006243731A (ja) スポット走査式レーザ走査型顕微鏡及び同顕微鏡を調整する方法
US20050195484A1 (en) Method and apparatus for a bragg grating tunable filter
US20050134847A1 (en) Apparatus and method for optical characterization of a sample over a broadband of wavelengths with a small spot size
CN114295208B (zh) 双光栅光谱仪
EP0179717A1 (fr) Procédé de réalisation d'un réseau holographique corrigé et appareil de diffraction utilisant un réseau corrigé réalisé par le procédé
KR100992839B1 (ko) 마이크로 스폿 분광타원계
WO1990010202A1 (fr) Polychromateur stigmatique a champ plan
US20050134848A1 (en) Apparatus and method for optical characterization of a sample over a broadband of wavelengths while minimizing polarization changes
EP3798710B1 (fr) Telescope de type cassegrain a plan de focal segmente
EP2021771B1 (fr) Dispositif et procede de mesure permettant de caracteriser des surfaces par reflectometrie
CN106441572A (zh) 紧凑型高通量光谱仪

Legal Events

Date Code Title Description
ER Errata listed in the french official journal (bopi)

Free format text: 35/90

ST Notification of lapse