Infrared touch interactive whiteboard adopts infrared technology to enable finger, gloved hand or any other opaque object to touch directly to control PC rather than needing to use a special pen.....
Hebei NanHao Group found in 1995, have successfully developed Optical Mark Reader, Interactive Whiteboard, Interactive Voting System. Our Whiteboard including tuch-sensive kind and electromagnetic....
Optical Mark Reader ( OMR) is a high-tech data input computer peripheral that integrates optical, mechanical and electrical technology. It reads the information from the filled parts of form in the....