Visualizer based on CMOS camera with HD optical zoom lens. switch object, draft, photo, process into image or video output, then display on display equipment, such as whiteboard, monitor. it could achieve HDMI 4K HD definition transmission.

Visualizer base on CCD or CMOS camera, switch object, draft, photo, process into image output, then display on display equipment, such as whiteboard, monitor.

Visualizer base on CCD or CMOS camera, switch object, draft, photo, process into image output, then display on display equipment, such as whiteboard, monitor.
 
GAOKEview portable Document camera for Classroom with Software