A half-century ago, Virginia Tower Norwood ’47 invented the first multispectral scanner to image Earth from space. Landsat 1 and its successors have been scanning the planet continuously ever since.
"The first images from a highly elliptical orbit from an altitude of 30,000 km and 37,000 km, correspondingly, were made by a multispectral scanner (MSU-GSM) of new Russian Earth’s remote ...
Multispectral imaging can be a useful tool, revealing all manner of secrets hidden to the human eye. [elad orbach] built a rig to perform such imaging using the humble Raspberry Pi. The project is ...
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