best document camera for classroom. In traditional blackboards, the only way for student presentation is their paper-based homework or write on the blackboards in class. While in latest technology interactive whiteboards, students can directly use tablet to send their homework or write on their tablet to send to teacher, and both the teacher and the students can see the presentation on the screen conveniently. . Interactive Document Camera is a completely new concept design and mobile visualizer. The touch capability on IQTouch and IQBoard, IQView E3511 Document Camera can be freely used for presentations anywhere in or out of the classroom or office.