... visualizer,color visualizer,video presenter,document camera,document visualizer,visualizer camera,digital visual presenter,document digital camera,digital visual presenter,digital presenter,visual presenter,document presenterProducts detailes ... .7, f3.9~85.8mmShooting Area380*280Zoom Optics zoom>=16 ,Digital zoom>=8FocusAuto / manualApertureAutoVideo System Image Apparatus1/3" CCD Image SensorTotal ...