XST-SpectralNet Multi-angle automatic hyperspectrometer
Long-term automated monitoring of spectral reflectance of features:High precision, low power consumption, built-in temperature control module, adapt to the field environment
Integration of spectral measurements with surface parameter calculations:Built-in vegetation parameter calculation model, automatic completion of key ecological parameters real-time output
Cloud-based platform for data visualization:Visualization of real-time measured and synchronized calculated parameters
Multi-target detection function:Built-in automatic optical path switching module, realizing multi-target and multi-angle detection with one machine.
Browser-based interface:View and modify parameters at any time, support manual measurement, view and download data
Easy field commissioning and maintenance:Software configuration, debugging can realize remote network operation
Multiple data correction modules:Darkroom integrating sphere calibration, radiometric correction, spectral correction and dark current correction
Through the national research unit testing center testing, the national key laboratory regular data calibration benchmark machine
Product Overview
Spectral data is the basic data source for remote sensing information inversion, and the XST-SpectralNet Multi-Angle Fully Automated Hyperspectrometer (MAGHAS) provides a low-cost and high-efficiency measurement method for realizing the automatic measurement of all-weather hyperspectral data, which can be applied to the acquisition of long-time series of spectral data and monitoring of ecological and environmental variables.
Product Features
Direct measurement of parameters: Spectral raw data: incident light spectrum, reflected light spectrum, spectral reflectance curve
Parameters can be calculated directly: Normalized Vegetation Index (NDVI), Red Edge Index (REI), Chlorophyll/Carotenoid Index (CCI), Enhanced Vegetation Index (EVI), Ratio Vegetation Index (RVI), Difference Vegetation Index (DVI), Atmospheric Resistance Vegetation Index (ARVI), Optimized Soil Adjustment Vegetation Index (OSAVI), Green Normalized Difference Vegetation Index (GNDVI) , Optimized Nitrogen Vegetation Index (VIopt), Foliar Chlorophyll Index (LCI), Structurally Insensitive Pigment Vegetation Index (SIPI)
Support customization: Users can provide parameters, multiple computational models, we realize the module embedded automatic computation
patented designThe multi-angle fiber optic base can support a single hyperspectral instrument to measure8Spectral information from several angles, or measuring the spectral reflectance of multiple samples at different locations to calculate multiple vegetation parameters.
Technical Parameters
| Effective spectral range | 350nm-1020nm (350~2500nm can be customized) |
| spectral resolution | 1nm (customizable) |
| Spectral sampling interval | 0.3nm |
| signal-to-noise ratio | 400:1 |
| dynamic range | 5000 |
| Refrigeration and Temperature Control | Spectrometer independent thermostat compartment, dual cooling mode, using TEC semi-conductor and air-controlled cooling |
| wavelength calibration | Adopts Hg lamp and utilizes 9-point calibration to maximize wavelength accuracy |
| Stray light range | 0.06% @ 710 nm; 0.3% @ 435 nm |
| cosine receiver | Spectralon material for UV resistance and automatic calibration. |
| Points time | Automatic optimization of integration time, customizable integration time, theoretical range 0.2ms~65s |
| Number of input channels | Standard with 2 fibers (1 incident and 1 reflected), up torun (i.e. administer)12optical fiber(1 incident and 11 reflected) |
| optical field of view | Incidence 180°, Reflection 25° |
| system control | Modification of device parameters (e.g. measurement time and frequency) can be viewed and modified based on a browser, computer or cell phone. |
| spectral measurement | Automatic measurement can be interrupted based on a browser, computer, or cell phone to enter manual measurement mode |
| Spectral data visualization | Browser-based, real-time display of measurement results on computers and cell phones, with the option to download data |
| photosynthetically active radiation | Built-in photosynthetically active radiation (PAR) calculation module, real-time output PAR calculation value |
| Remote sensing modeling software | Built-in PROSAIL model, real-time inversion of various parameters of the canopy and leaves |
| Data management software | Raw data and model calculations are saved locally and sent to the cloud at the same time (connection routing) |
| data transmission | Support wireless transmission through network port connected to router; support local output through RS485 serial port. |
| (of a computer) runpower wastage | Regular state power consumption 24W, peak power consumption of about 60W (350 ~ 2500nm wavelength models need to increase the power consumption of 5W); can be equipped with a time control switch sleep at night |
| Power failure restart function | Supports forced power off and power on reboot to avoid accidental power off resulting in device failure to start up |