IT1236230B - Strumento per la misura a due canali della fluorescenza della clorofilla - Google Patents

Strumento per la misura a due canali della fluorescenza della clorofilla

Info

Publication number
IT1236230B
IT1236230B IT00959189A IT959189A IT1236230B IT 1236230 B IT1236230 B IT 1236230B IT 00959189 A IT00959189 A IT 00959189A IT 959189 A IT959189 A IT 959189A IT 1236230 B IT1236230 B IT 1236230B
Authority
IT
Italy
Prior art keywords
chlorophyll fluorescence
channel instrument
fluorescence
excitation energy
instrument
Prior art date
Application number
IT00959189A
Other languages
English (en)
Other versions
IT8909591A0 (it
Original Assignee
Consiglio Nazionale Ricerche
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 Consiglio Nazionale Ricerche filed Critical Consiglio Nazionale Ricerche
Priority to IT00959189A priority Critical patent/IT1236230B/it
Publication of IT8909591A0 publication Critical patent/IT8909591A0/it
Priority to EP90830603A priority patent/EP0434644B1/en
Priority to AT90830603T priority patent/ATE152518T1/de
Priority to DE69030617T priority patent/DE69030617T2/de
Application granted granted Critical
Publication of IT1236230B publication Critical patent/IT1236230B/it

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
    • G01N21/62—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light
    • G01N21/63—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light optically excited
    • G01N21/64—Fluorescence; Phosphorescence
    • G01N21/645—Specially adapted constructive features of fluorimeters
    • 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
    • G01N21/4738—Diffuse reflection, e.g. also for testing fluids, fibrous materials
    • G01N21/474—Details of optical heads therefor, e.g. using optical fibres
    • G01N2021/4742—Details of optical heads therefor, e.g. using optical fibres comprising optical fibres
    • G01N2021/4745—Fused bundle, i.e. for backscatter
    • 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
    • G01N21/62—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light
    • G01N21/63—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light optically excited
    • G01N2021/635—Photosynthetic material analysis, e.g. chrorophyll
    • 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
    • G01N21/62—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light
    • G01N21/63—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light optically excited
    • G01N21/64—Fluorescence; Phosphorescence
    • G01N2021/6417—Spectrofluorimetric devices
    • G01N2021/6421—Measuring at two or more wavelengths
    • 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
    • G01N21/62—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light
    • G01N21/63—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light optically excited
    • G01N21/64—Fluorescence; Phosphorescence
    • G01N21/645—Specially adapted constructive features of fluorimeters
    • G01N2021/6484—Optical fibres
    • 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
    • G01N2021/8466—Investigation of vegetal material, e.g. leaves, plants, fruits
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2201/00—Features of devices classified in G01N21/00
    • G01N2201/02—Mechanical
    • G01N2201/022—Casings
    • G01N2201/0221—Portable; cableless; compact; hand-held

Landscapes

  • Health & Medical Sciences (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Physics & Mathematics (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)
  • Investigating, Analyzing Materials By Fluorescence Or Luminescence (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Nitrogen Condensed Heterocyclic Rings (AREA)
  • Investigating Or Analysing Materials By The Use Of Chemical Reactions (AREA)
IT00959189A 1989-12-22 1989-12-22 Strumento per la misura a due canali della fluorescenza della clorofilla IT1236230B (it)

Priority Applications (4)

Application Number Priority Date Filing Date Title
IT00959189A IT1236230B (it) 1989-12-22 1989-12-22 Strumento per la misura a due canali della fluorescenza della clorofilla
EP90830603A EP0434644B1 (en) 1989-12-22 1990-12-20 Instrument for the two-channel measurement of the fluorescence of chlorophyll
AT90830603T ATE152518T1 (de) 1989-12-22 1990-12-20 Vorrichtung zur zwei-kanälenmessung der fluoreszenz von chlorophyl
DE69030617T DE69030617T2 (de) 1989-12-22 1990-12-20 Vorrichtung zur Zwei-Kanälenmessung der Fluoreszenz von Chlorophyl

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT00959189A IT1236230B (it) 1989-12-22 1989-12-22 Strumento per la misura a due canali della fluorescenza della clorofilla

Publications (2)

Publication Number Publication Date
IT8909591A0 IT8909591A0 (it) 1989-12-22
IT1236230B true IT1236230B (it) 1993-01-25

Family

ID=11132556

Family Applications (1)

Application Number Title Priority Date Filing Date
IT00959189A IT1236230B (it) 1989-12-22 1989-12-22 Strumento per la misura a due canali della fluorescenza della clorofilla

Country Status (4)

Country Link
EP (1) EP0434644B1 (it)
AT (1) ATE152518T1 (it)
DE (1) DE69030617T2 (it)
IT (1) IT1236230B (it)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3577317B2 (ja) * 1994-09-02 2004-10-13 ビー・ディー・バイオサイエンシーズ・システムズ・アンド・リエイジェンツ・インコーポレイテッド 光学式スキャナの校正方法と装置
NL1002984C2 (nl) * 1996-05-02 1997-11-06 Cpro Dlo Werkwijze voor het bepalen van de rijpheid en kwaliteit van zaden middels het chlorofylgehalte en inrichting voor het selecteren van zaden met behulp van een dergelijke werkwijze.
GB9709840D0 (en) * 1997-05-15 1997-07-09 Sinclair Int Ltd Assessment of the condition of fruit and vegetables
LU90186B1 (fr) * 1997-12-22 1999-06-24 Communaute Europ Ce Batiment E Dispositif d'analyse non destructive de plantes et véhicule comportant un tel dispositif embarqué
GB9815701D0 (en) * 1998-07-21 1998-09-16 Cambridge Imaging Ltd Improved imaging system for fluorescence assays
WO2000075642A1 (de) * 1999-06-06 2000-12-14 Planto Gmbh Gerät zur messung von laserinduzierter fluoreszenz von pigmenten und/oder umweltschadstoffen
FR2827383B1 (fr) * 2001-07-13 2004-04-23 Univ Paris 7 Denis Diderot Dispositif et procede de radiometrie pour determiner in situ le contenu biochimique de feuilles, et appareil portatif integrant ce dispositif
US8575569B2 (en) * 2008-09-18 2013-11-05 Shimadzu Corporation Fluorescence imaging apparatus and method for detecting fluorescent image
DE102011018725A1 (de) * 2011-04-20 2012-10-25 Carl Zeiss Jena Gmbh Optische Anordnung zur Erfassung der Lumineszenz von Proben
CN105092532A (zh) * 2014-05-14 2015-11-25 山东理工大学 一种便携式非接触激光快速检测玉米大斑病的方法
CN108956507B (zh) * 2018-09-20 2024-03-01 河南农业大学 叶绿素光谱检测仪

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3303510A1 (de) * 1983-01-31 1983-07-14 Peter Dr.-Ing. Gräber Rechnergesteuertes fluorometer mit auswerteeinheit zur schadstoffdetektion an intakten pflanzen und isolierten chloroplasten
US4650336A (en) * 1985-09-20 1987-03-17 Advanced Genetic Sciences, Inc. Measurement of variable fluorescence of plants
SE8602011D0 (sv) * 1986-04-30 1986-04-30 Roland Wass Anordning for metning av fotosynteseffektivitet hos vexter

Also Published As

Publication number Publication date
EP0434644B1 (en) 1997-05-02
EP0434644A3 (en) 1992-05-20
ATE152518T1 (de) 1997-05-15
DE69030617D1 (de) 1997-06-05
EP0434644A2 (en) 1991-06-26
IT8909591A0 (it) 1989-12-22
DE69030617T2 (de) 1997-09-25

Similar Documents

Publication Publication Date Title
DE3750254D1 (de) Steuersystem für Instrumente zur optischen Signaldarstellung.
DE69013224D1 (de) Fiberoptisches Defektmeldesystem.
IT1230550B (it) Interruttore ottico, in particolare per un sistema includente segnali portati su una pluralita' di fibre ottiche.
DE3872103D1 (de) Vorrichtung fuer optischen wellenlaengenmultiplexer.
DE69006561D1 (de) Doppelkern-Glasfaser als optischer Breitband-Signal-Verstärker.
DE59004780D1 (de) Faseroptischer Sensor.
MX9703680A (es) Dispositivo electroforetico multicapilar.
DE68912603D1 (de) Prüfverfahren unter verwendung eines optischen faserprüfsystems.
DE69027469D1 (de) Optisches Aufzeichnungssystem
DE69014205D1 (de) Optische messinstrumente.
DE69026152D1 (de) Faseroptischer Verstärker
IT1236230B (it) Strumento per la misura a due canali della fluorescenza della clorofilla
DE3877543D1 (de) Optischer fibersensor.
DE69019354D1 (de) Optischer Faserkreisel.
DE69009513D1 (de) Optische Fasereinheit.
DE69023799D1 (de) Lichtleiter-Messfühler.
NO890698L (no) Optisk fiberfoeler.
DE68921916D1 (de) Apochromatisches optisches System.
NO902872L (no) Optisk fiber.
DE69007034D1 (de) Optischer Faserkreisel.
DE69010810D1 (de) Optischer Faserkreisel.
DE68915131D1 (de) Objektiv für ein optisches Abtastsystem.
DE3884475D1 (de) Einrichtung zur optischen aufzeichnung.
DE69012992D1 (de) Vorrichtung zur optischen strahlablenkung.
DE69009144D1 (de) Optischer Faserkreisel.

Legal Events

Date Code Title Description
0001 Granted
TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19981223