Yaxin-1161GChlorophyll fluorescence analyzer

Yaxin-1161GChlorophyll fluorescence analyzerIt is a precision instrument that enables comprehensive measurement of chlorophyll fluorescence kinetics. The measurement process is carried out under artificial light sources, minimizing the interference of external stray light. Based on transient fluorescence method, combining modulation and non modulation functions to formYaxin-1161GThe measurement method. It's rightPSⅠ、PSⅡA probe based tool for analyzing working conditions, capable of observing both fast and slow phases of fluorescence kinetics. Its function meets most of the requirements of scholars for chlorophyll fluorescence research.

The instrument is suitable for research in fields such as photosynthesis, plant molecular biology, crop disease assessment, environmental evaluation, horticulture, agriculture, forestry, water biology, toxicology, mutant screening, genetic breeding, etc. The research content involves optical systemsIIAnd optical systemⅠActivity, rapid fluorescence kinetics research, quenching mechanism research, effects of various environmental factors (temperature, light, water, etc.) on plant physiology and ecology, effects of biological stress on plant stress resistance, screening of photosynthetic mutants and agricultural and forestry breeding, disease detection, growth and yield evaluation, etc.

1、 Instrument functions

1.Measurement function

ž obtainOJIPRapid Fluorescence Dynamics Curve（1～10 s）

ž Obtain the dynamic curve of pulse transient fluorescence（1～10 min）

ž The basic parameters measured are:Fo、Fj、Fi、Fm（Fp）TheFo'、Fm'、Fs、Ft、Area

2.Calculation function

ž Quenching parameters:ΦPSⅡ、qN、qP（NPQ）TheY（NO）TheY（NPQ）

ž Photochemical efficiency parameters:Fv/Fm、Fv'/Fm'、Fq'/ Fm'、Fv、Fv'、Fq'

ž Quantum yield or energy allocation ratio:φPo、ψo、φEo、φDo

ž Performance index:PIABS、PICSclass

3.display function

ž Display rapid fluorescence kinetics curve（OJIPCurve)

ž Display the dynamic curve of pulse transient fluorescence

ž Interface language available in both Chinese and English

ž Simple and clear operation

4.Setting functions

ž File name setting

ž Setting of collection parameters

ž Quickly select different set collection parameters

5.Data Function

ž Data storage: Built in large capacity data storage

ž Data deletion: This function can delete internal data of the instrument

ž Data transmission:USB2.0Data transmission interface

6. HELP

ž View simple usage help information on the screen

7. FUNCTION

ž Firmware upgrade function

ž No installation required for upper computer software

2、 Technical parameters

1. light source

ž Type:LEDBlue light

ž Spectrum:470 nm

ž Light intensity:0～5000 μmol m^-2s^-1

ž LEDFar red light:730 nmThe irradiation time is0～20 sCan be set

ž Rapid fluorescence kinetics（OJIPCurve mode

Actinic light:0～3500 μmol m^-2s^-1

Time1～10 s

ž Pulse Transient Fluorescence Dynamics Mode

Actinic light:0～2000 μmol m^-2s^-1

Saturated pulse light:0～5000 μmol m^-2s^-1

Pulse duration:1 s

Measurement time:60～600 s

2.The fastest sampling rate

ž 5 μsOne sampling, with a minimum sampling time of5 μs

2．Handle specifications

ž Size:2.5×9×5 cm

ž Light field area:1.96 cm2rotundity

ž The handle can be used for simultaneous determination of chlorophyll fluorescence in leaves and algae

4.storage

ž Storable9999Complete articleOJIPcurve

ž or512The longest measurement time（10 min）Pulse Transient Fluorescence Dynamics Curve

5.transmission

ž USBInterface andPCEnd by link, stored in the form of tables and curves

6.host

ž Display:320×240Graphic dot matrix LCD, Chinese/English operation interface is optional

ž Power supply:7.2 V 10 AhRechargeable lithium battery, AC power adapterDC 7.2 V 2.0 A

ž Weight:1 kg

ž Volume:20×13×15 cm

7.Dark adaptation clip

ž Suitable for most blades, guide rail propulsion shading type (size:70×25×5 mm）

ž Algae dark adaptation box (size:40×30×30 mm）