Request InfoPicard IndustriesThe Picard Industries USB-Shutter offers a compact and simple method of automating the blocking of a beam path. The pivoting-paddle shutter is powered and controlled through a USB port, providing a self-powered, hot-pluggable method of control unmatched in industry. Multiple shutter control is possible with an externally powered USB hub. Custom software is provided that operates on any standard PC running Windows XP/Vista. 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