DEVICE FOR SELECTIVELY PREZENTING THE IMAGES CONTAINING GRAPHICAL INFORMATION

摘要

the invention is a part of the field of education and solve the problem presentation selectively, quickly and quietly, in regular spaces, graphic information of images.the role of demonstration boards.the device is comprised of a base plate which is set on two drums of progress of the image, which can be achieved from the current position to another movement, randomby the action of the actuators.ordered from a panel of command and signalling through an electronic module and can order the illumination with two fluorescent tubes for enhancing image resolution desired.the image is in the form of band of translucent material, moved through the second actuators, commanded by a panel of command and signalling and an electronic module.