Photo de stock - The Mantis Elite-Cam, eyepiece-less stereo microscope pictured in stand of company PBT during the 23rd international electrical engineering, electronics, automation and communications trade fair Amper 2015 in Brno, Czech Republic, March 24, 2015. (CTK Photo/Igor Zehl)

Photo de stock: The Mantis Elite-Cam, eyepiece-less stereo microscope pictured in stand of company PBT during the 23rd international electrical engineering, electronics.

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