Turn your smartphone into a tricorder

The optical filters developed by Israel’s Unispectral can identify an object’s hyperspectral signature – its unique chemical fingerprint. Applied to a smartphone camera, the data can be used to determine the object’s chemical components. Like a Star-Trek tricorder.

http://blogs.wsj.com/digits/2015/03/05/israeli-startup-can-turn-your-smartphone-camera-into-a-star-trek-tricorder/

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