This high resolution camera lets you display live images of physical objects on a TV, computer, or your room's video projector. Common uses include displaying printed pages, books and artifacts as well as making hands-on demonstrations easier to see in large classes. Built-in zoom feature allows for detailed, up-close views of small objects or portions of text on a page. The unit also can be used to view traditional overhead transparencies or slides. Compatible with all classroom video projectors and works with both PC and MAC computers.