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Hyperspectral imaging

Cubes and slices

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Hyperspectral imaging, traditionally used for airborne remote sensing, is now becoming a valuable tool for in-line inspection and quality control.

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Figure 1: An image of Hog Island, Virginia, taken with a Headwall Hyperspec VNIR imaging sensor.

NRL/HEADWALL PHOTONICS

Figure 2: Hyperspectral imagers yield precise information regarding the spectral composition of objects within the field of view.

HEADWALL PHOTONICS

Figure 3: Hyperspectral imaging, also known as chemical sensing, allows for the differentiation, display and classification of objects based on their chemical composition.

NASA/HEADWALL PHOTONICS

Acknowledgements

The author would like to thank Lawrence Corp at the Sigma Space Corporation and Elizabeth Middleton at NASA/Goddard Space Flight Center, for producing the content of Box 1.

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  1. David Bannon is Chief Executive Officer of Headwall Photonics, 601 River Street, Fitchburg, Massachusetts 01420, USA. dbannon@headwallphotonics.com,

    David Bannon

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Bannon, D. Cubes and slices. Nature Photon 3, 627–629 (2009). https://doi.org/10.1038/nphoton.2009.205

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