WASHINGTON, Sept. 17 [Category: Medical] -- Optica, formerly the Optical Society, posted the following news release:

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New handheld device maps chemical composition using infrared light

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Handheld scanner provides information comparable to much larger laboratory systems, could one day help surgeons assess tumors during surgery

WASHINGTON -Researchers have developed a compact, handheld mid-infrared imaging spectrometer that can . . .

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