If you want a complete spectrum per pixel: new HERA VIS-SWIR hyperspectral camera with 400 nm-1700 nm

by Kathrin Beckstein

If you want to perform spectroscopy over your entire sample surface, hyperspectral imaging is an exciting approach: Continuous spectra are recorded in each pixel of a “photographic” image, which can then be analyzed in more detail. Hyperspectral imaging thus goes one step further than multispectral imaging.
With the new HERA VIS-SWIR hyperspectral camera with the integrated SONY IMX990 detector, spectra over the entire wavelength range from 400 nm to 1700 nm can even be recorded at once with a single image in each pixel. Detection is achieved with an impressive constant quantum efficiency of over 60% from 415 nm to 1650 nm.
The special feature of all HERA cameras is that every pixel is used for spatial imaging. By passing through different phase delays with the integrated common-path interferometer, the hyperspectral recording of the spectra in all pixels takes a few seconds (via FT spectroscopy), but there is no need to compromise between spatial and spectral resolution: the spatial resolution is completely retained, while at the same time a good spectral resolution is achieved.

Another ingenious feature is that the camera and sample simply remain static during the measurement; no mechanical movements of the camera or object against each other are required, so that no complicated coordination of camera shots and movement is necessary.

This makes the HERA incredibly flexible and it can not only focus on objects from approx. 80 cm to infinity, it also cuts a fine figure in macro mode or coupled to a microscope camera port using the microscope adapter. And all this with outstanding sensitivity, which also makes fluorescence and luminescence images possible.

View all HERA cameras

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