Method for making a light pen operate as a graphics pen, electronic eraser, optical tabulator

摘要

The invention relates to the use of the light pen, as a working tool on a computer terminal or console for erasing, rapidly tabulating, writing or drawing for printing. Conferring comfort unknown up to this time, as well as better efficiency in the field of text processing or other work by acting directly on a visual display terminal. Our method uses the electrical diagrams specific to our pen/console assembly and functional diagram of the graphics pen attached.