The The HySpex Classic hyperspectral camera family from NEO are high performance push-broom spectral imagers optimised for demanding research applications in the VNIR from 400-1000nm (VNIR-1800 & VNIR-3000N), or the SWIR from 930-2500nm (SWIR-384 & SWIR-640). The HySpex VS-1200 hyperspectral camera is developed for airborne applications requiring extreme resolution in both VNIR and SWIR spectral regions.
The optical design of HySpex Classic cameras minimises aberrations such as smile and keystoning down to about 10% of a pixel over the full spectral range. In addition, the spatial and spectral resolution is optimised to be as similar as possible for all points in the FOV and for all spectral bands.
The Breeze HySpex Recorder software is provided free of charge with the HySpex cameras Breeze HySpex Recorder – Prediktera. It also comes with a 30-day free trial of the full Breeze software so customers can explore the broader analysis features within the full package.
HySpex VNIR-1800
HySpex VNIR-1800 utilises a cutting edge actively cooled and stabilised scientific CMOS detector. This makes VNIR-1800 the ideal camera for high-end data acquisitions where high radiometric accuracy is required. The dynamic range of 20 000 ensures outstanding SNR levels even in darker areas of an image of highly dynamic scenes. With a max frame rate of 260 fps, combined with aberration-corrected optics and high optical throughput (f/2.5), HySpex VNIR-1800 offers a unique combination of data quality, high speed, and sensitivity. A wide range of close-up lenses allows the use of the camera at working distances ranging from a few centimeters with a spatial resolution of 24 μm to infinity e.g. airborne remote sensing.
HySpex VNIR-3000 N
HySpex VNIR-3000 N utilises the same spectrograph as the other classical HySpex VNIR models. With a pixel size of 3.45μm, compared to 6. 5μm for VNIR-1800, HySpex VNIR-3000 N will have less than 1.6 pixels per FWHM of the PSF spatially and less than 1.8 bands spectrally, ensuring that narrow band features will be resolved equally for all cameras. With 3000 spatial pixels, 300 bands and a noise floor of 2.4e-, HySpex VNIR-3000N will provide outstanding SNR levels in dark environments.
The camera is offered with a USB connection, allowing camera operation from any computer and reducing the cost of supplementing equipment. To visualise that the camera has a wider PSF per pixel and band relative to our normal extremely sharp cameras, we have added an N for Nyquist to the model name.
HySpex SWIR-384
The state of the art MCT sensor with cooling down to 150K yields low background noise, high dynamic range, and exceptional SNR levels. With a max frame rate of 400 fps, combined with an aberration-corrected optical system with high optical throughput (f/2), the data quality, speed, and sensitivity is truly state of the art.
A wide range of close-up lenses allows the use of the camera at working distances ranging from a few centimeters with a spatial resolution of 53 μm to infinity e.g. airborne remote sensing.
HySpex SWIR-640
HySpex SWIR-640 offers high spatial resolution by using a unique MCT sensor. The FPA is cooled to 150K using a sterling cooler, yielding low background noise, high dynamic range, and exceptional SNR levels. The camera offers an aberration-corrected optical system with high optical throughput (f/2.0), the data quality, sensitivity, and resolution is truly state of the art.
A wide range of close-up lenses allows the use of the camera at working distances ranging from a few centimeters, with a spatial resolution of 32 μm, to infinity for e.g. airborne remote sensing.
The HySpex VS-1200 hyperspectral camera is developed for airborne applications requiring extreme resolution in both VNIR and SWIR spectral regions.
The HySpex VS-1200 is a novel high-resolution instrument designed for airborne applications at altitudes greater than 400m. The camera produces the highest scientific grade level data, commercially available, having FWHM less than 1.2 pixels spatially and less than 1.5 pixels spectrally. The combined VNIR-SWIR cube has coregistration errors, and smile and keystone of less than 10% of a pixel. With 40 degrees FOV, the camera is ideal for mapping large areas with high accuracy and resolution. The camera is delivered with an integrated high-performance IMU/GPS and data acquisition unit with removable storage bays as a standard. Existing navigation systems can also be integrated/utilised.
A standard passive damping solution is included as a part of the default delivery package, but mounting plates for active damping solutions, such as GSM4000 or PAV80 can be supplied.
Airborne Applications
High resolution and high speed, combined with low weight and power consumption, make HySpex cameras very well suited for airborne data acquisition. A typical airborne installation consists of the HySpex camera coupled with an airborne data acquisition unit, a navigation system (IMU/GPS) and a mounting platform. Both actively stabilised and passively damped mounting platforms can be supplied, as well as standard mounting plates with no damping. IMU/GPS solutions from leading manufacturers can be supplied and integrated with the cameras. Alternatively, HySpex systems can be interfaced with the customer’s existing navigational hardware.
Laboratory Setup
For laboratory and field use, a scanning stage is needed to scan the cameras and build the hyperspectral data cube of the object. A user-friendly table-top lab setup with translation stage, VNIR-SWIR light sources, and close-up lenses can also be supplied for scanning of samples of varying sizes. The scanning speed is automatically controlled by the data acquisition unit, based on the selected lens option. The lab rack includes a camera adjustment platform which facilitates camera focus adjustment when using different close-up lenses.
Field Setup
For field operations, NEO supplies a range of high precision rotation stages tailored to the customer’s application. Long-life Li-ion battery powered solutions are available for increased portability. To ensure stable and reliable acquisitions in challenging field conditions, rugged and portable tripods are supplied. NEO supplies a variety of tripods with pan/tilt heads that will accommodate the payload of the cameras and rotation stage used.
Spectral range | 400 – 1000 nm | 400-1000 nm | 930-2500 nm | 960-2500 nm |
Spatial pixels | 1800 | 3000 | 384 | 640 |
Spectral channels | 186 | 300 | 288 | 360 |
Spectral sampling | 3.26 nm | 2.0 nm | 5.45 nm | 4.38 nm |
FOV* | 17° | 16° | 16° | 16° |
Pixel FOV across/along* | 0.16/0.32 mrad | 0.096/0.32 mrad | 0.73/0.73 mrad | 0.44/0.44 mrad |
Bit resolution | 16 bit | 12 bit | 16 bit | 16 bit |
Noise floor | 2.4 e- | 2.37 e- | 150 e- | 80 e- |
Dynamic range | 20000 | 11000 | 7500 | 7500 |
Peak SNR (at full resolution) | > 255 | > 170 | > 1100 | > 800 |
Max speed (at full resolution) | 260 fps | 117 fps | 400 fps | 140 fps |
Power consumption | 30 W | 30 W | 30 W | 10 W |
Dimensions (l–w–h) | 39 – 9.9 – 15 cm | 39 – 9.9– 15 cm | 38 – 12– 17.5 cm | 36 – 11– 15 cm |
Weight | 5.0 kg | 5.0 kg | 5.7 kg | 4.1 kg |
Camera Interface | CameraLink | USB3 | CameraLink | CameraLink |
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