Sensors | UAV | Spatial resolution | Spectral resolution | Flight time | Application |
---|---|---|---|---|---|
hyperspectral (Headwall Nano-Hyperspec) | DJI Matrice 600 Pro | Depending on the flight altitude (Line-Scanner 640 x 1 Pixel) | Wavelength: 400-1000nm Bands: 270 | 15min | Derivation of biophysical, biochemical and hydrological parameters |
LiDAR (Velodyne Puck Lite) | DJI Matrice 600 Pro | Depending on the flight altitude | 16 bands 300.000 points/sec | 15min | 3D-surface model, biomass |
multispectral (Micasense Altum) | DJI Matrice 300 RTK | VNIR: 5,3 cm in 120m flight altitude(2064x1544 pixel) thermal: 81 cm in 120m flight altitude | 5 VNIR bands: blue, green, red, Red-Edge, NIR 1 thermal band: 8-14 um | 30min | Derivation of Cal/Val data Derivation of biophysical, biochemical and hydrological parameters |
multispectral (Tetracam µMCA) | MK Okto XL 6S12 | Depending on the flight altitude (1280x1024 pixel) | 6 VNIR bands: 530, 550, 570, 670, 700, 800nm | 15min | Derivation of Cal/Val data |
thermal (TeAx Flir Tau 2 336) | MK Okto XL 6S12 | Depending on the flight altitude (336x256 pixel) | 1 thermal band: 7.5 – 13.5 µm | 15min | Derivation of biophysical, biochemical and hydrological parameters |
____________________________ | _____________________ | _________________________________ | ___________________________________________ | ________ | ______________________________________________ |
Device | Measurement objective | Application |
---|---|---|
LAI-2200 Plant Canopy Analyzer | Leave Area Index (LAI) | Derivation of biophysical / biochemical / hydrological parameters |
ASD FieldSpec Hi-Res | Electromagnetic range (350 to 2500 nm) | Atmospheric correction Cal/Val-data Derivation of biophysical / biochemical / hydrological parameters |
LI-6800 Portable Photosynthesis System | Gas exchange at leaf level and in the transition from soil to atmosphere Measurements of chlorophyll-a and fluorescence Measurement of photosynthetic rate | derivation of biophysical / biochemical / hydrological parameters (including plant stress and health, biomass, photosynthetic rate, evapotranspiration) |
SPAD | Chlorophyll-a content | Derivation of biophysical / biochemical / hydrological parameters |
Leica Zeno GG04 | Global positioning | Precise spatial location of point measurements (accuracy < 10cm) |
_______________________________________ | ______________________________________________________________________ | _____________________________________________________________________________ |