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Our lab located in Des Peres Hall 209 suite is equipped with dozens of remote sensing instruments, HPC computing, and mobile platforms:
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Hyperspectral Cameras
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HySpex Mjolnir VS-620The Mjolnir VS-620, manufactured by HySpex, collects data in the full spectral range from 400 - 2500 nm, covering VNIR and SWIR with 490 bands at spectral resolution of 3 nm @ VNIR and 5.1 nm @ SWIR. The sensor is integrated on a DoD compliant airframe, an Inspired Flight 1200A. A shared onboard data acquisition unit with APX-20 navigation system makes the sensor is both space and cost effective. The VNIR and SWIR optical axis are coaligned in the along-track direction, assuring coregistration in the flight direction.
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Headwall Co-Aligned The Co-Aligned sensor, manufactured by Headwall, is mounted on an Alta-X drone platform. The sensor provides hyperspectral imagery at VNIR-SWIR range from 400 nm - 2500 nm, collecting 270 bands in VNIR and 267 bands in SWIR at spectral resolution (FWHM) of 6 nm @ VNIR and 10 nm @ SWIR. It is integrated with APX-15 GPS/IMU in a compact, lightweight enclosure. It provides 4 cm/pixel spatial resolution for collected data when it is collected from 60 m above the ground.
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Headwall Nano VNIR
The Nano is a hyperspectral imaging sensor in visible and near-infrared region (VNIR: 400 nm - 1000 nm), collecting 270 bands at spectral resolution of 6 nm and is integrated with GPS/IMU (APX-15) in a compact, lightweight enclosure. The push broom camera sensor, manufactured by Headwall is mounted on a DJI M600 UAV. It provides 4 cm/pixel spatial resolution for collected data (270 bands in the VNIR range) when it is collected from 60 m above the ground.
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Hyspex VNIR3000N + SWIR640 benchtop scanningA world-class indoor benchtop and tripod scanning system manufactured by Hyspex, provides imaging capabilities at VNIR (400 nm - 1,000 nm) (300 bands with 1.2 nm resolution) and SWIR (960 nm - 2,500 nm) (360 bands with 1.7 nm resolution). This system is ideal for detailed material characterization, enabling precise analysis in fields such as agriculture, mineralogy, and environmental monitoring. Its high resolution and broad spectral range make it a powerful tool for research applications. The benchtop setup ensures stability and accuracy for laboratory-based hyperspectral imaging tasks.
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SPECIM IQThe Specim IQ is a compact and lightweight portable hyperspectral imaging camera designed for on-the-go fieldwork and analysis. It captures detailed spectral information across the visible and near-infrared range (VNIR), from 400 to 1000 nm, allowing for precise material identification and classification. The camera is user-friendly, with a touchscreen interface and onboard data processing, making it accessible. Since Specim IQ camera is battery operated, it is fully portable to different locations. With chargeable batteries and an empty memory card, the user can record data for a full working day.
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PSR+ & PSR+ 3500 SpectroradiometerThe lab has two spectroradiometers, both manufactured by Spectral Evolution. These units can be handheld, tripod-mounted or carried with a shoulder strap or backpack for easy use in the field, providing detailed spectral data for various applications such as vegetation analysis, mineral identification, and soil research.
PSR+ Data acquired in the VNIR and SWIR spectral range (350 nm to 2,500 nm) with 1 nm increments, producing 2151 channels and with spatial resolution of 2.8 nm (700 nm); 8 nm (1,500 nm) & 6 nm (2,100 nm). PSR+ 3500 Data acquired in the VNIR and SWIR spectral range (350 nm - 2,500 nm) with spatial resolution 3 nm (700 nm); 8 nm (1,500 nm); & 6nm (2,100 nm). |
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Multi-camera aerial robotBayspec OCI-F-1000 hyperspectral camera, ICI thermal and Parrot Sequoia multispectral cameras are integrated to a multiroter system. The gimbal was custom designed in-house and 3D printed by our students.
The integration of these sensors is facilitated by a custom-designed gimbal, which was engineered and 3D printed in-house by the RSL students. This gimbal ensures stable and precise sensor alignment during flight, optimizing data quality. |
LiDAR Sensors
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Riegl Vux-120The RIEGL VUX-120 sensor is a lightweight, versatile airborne laser scanner with a 100-degree field of view and a high pulse repetition rate of up to 2.4 MHz. The scanner offers 2 TB of internal storage, and is integrated with external IMU/GNSS systems (APX-20). Its measuring beam alternates between nadir, +10 degrees forward, and -10 degrees backward, ensuring comprehensive data capture, even in challenging environments.
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Riegl miniVux-3UAVThe RIEGL miniVUX-3UAV is a lightweight, compact airborne laser scanner designed for unmanned aerial vehicles (UAVs). It features a high pulse repetition rate of up to 300 kHz, providing up to 100,000 measurements per second through a 360-degree field of view, and thus acquiring a dense point pattern that allows detailed data capture of small objects for various mapping applications. It sensor has multiple target capability and therefore has excellent penetration of vegetation. The miniVUX-3UAV integrated with an IMU/GNSS system (APX-15) is mounted on a DJI M-600
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HDL-32EThe HDL-32E from Velodyne is integrated on a Matrice 600 Pro with very high resolution IMU/GNSS. It weights 2.4 kg and utilizes 32 Lidar channels aligned from +10.67° to -30.67° to provide an unmatched vertical field of view, and its patented rotating head design delivers a real-time 360° horizontal field of view. The HDL-32E generates a point cloud of up to 695,000 points per second with a range of up to 100 m and a typical accuracy of ±2 cm.
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Leica Pegasus BackpackThe Leica Pegasus Backpack is a wearable mobile 3D scanning and mapping solution for both indoor and outdoor applications. It boasts two Velodyne VLP-32/16 laser scanners, capable of delivering exceptional performance in both horizontal and vertical directions, complemented by a suite of five digital video cameras. This fusion of cutting-edge technology is harnessed through the utilization of Fused SLAM (Simultaneous Localization and Mapping) technology, coupled with the Backpack's Global Inertial Navigation System (INS), which encompasses navigation satellite systems (GNSS) and an Inertial Measurement Unit (IMU). This synergy enables the precise geo-referencing of Lidar point clouds with camera images, achieving an impressive relative accuracy of 2-3 cm.
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Thermal Sensors
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MicroTABI-640 cooled thermal cameraThe microTABI-640 is a sophisticated thermal imaging camera designed to deliver stable and drift-free thermal maps with high spatial resolution. The camera captures data in the 3.7 micrometers to 4.8 micrometers range, which is ideal for capturing thermal emissions from a variety of materials and surfaces. Additionally, the camera is equipped with an internal blackbody calibration source, which ensures continuous and accurate calibration of the thermal data, enhancing the overall reliability and accuracy of the temperature measurements.
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ICI Thermal CameraICI 8640P thermal imaging camera provides thermal radiance and temperature measurements with an accuracy of +/- 1°C, crucial for detailed thermal analysis. The sensor offers precise temperature data, featuring remote electronic focus and zoom capabilities, making it ideal for hard-to-reach or hazardous locations, down to six degrees HFOV (horizontal field of view). This camera setup achieves spatial resolutions of 8 cm when collected from 60 meters above ground.
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FLIR Vue Pro R Thermal CameraFLIR Vue Pro R sensor, built in with the Atum-PT, this FLIR Boson thermal sensor enables accurate thermal maps at a GSD of 17 cm spatial resolution when collected from 60 m above ground. This sensor features a 640×512 resolution and a 30Hz frame rate, providing true temperature data with an accuracy of +/- 5°C.
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Multispectral Sensors
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Parrot SequoiaThe Parrot Sequoia is a small and compact multispectral sensor. It captures 16-megapixel images in the visible (Red, Green and Blue (RGB)) and nonvisible (Red Edge and Near Infrared (NIR)) regions of the electromagnetic spectrum. This allows for detailed analysis of plant health and vigor, enabling farmers and researchers to assess crop conditions accurately.
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Custom built camera arrayThe lab has two multi-camera array systems integrated with five different imaging cameras: a thermal, a multispectral, a NDVI, and two RGB cameras. The RGB cameras mounted at different angles (nadir and 45°) which provides true ortho images, topography, and height.
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Red-EdgeThe lab has 6 RedEdge-P sensors manufactured by MicaSense. This sensor boasts a high-resolution panchromatic band, enabling the creation of pan-sharpened images with a spatial resolution of 2 cm (0.8 inches) at an altitude of 60 meters (200 feet). The RedEdge-P also features five narrow multispectral bands, each equipped with scientific-grade filters. These bands are specifically designed to capture critical information across the visible and near-infrared spectrum, making the sensor ideal for calculating a variety of vegetation indices and composites. The ability to generate detailed, multispectral data enables comprehensive analysis of plant health, stress detection, and biomass estimation, enhancing the overall effectiveness of agricultural and ecological research projects.
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Ground Validation Sensors
