impact printer

A computer printer is a computer peripheral device that produces a hard copy (permanent human-readable text and/or graphics, usually on paper) from data stored in a computer connected to it. The world's first computer printer was a 19th-century ... mechanically driven apparatus invented by Charles Babbage for his Difference Engine. Methods of image creation The medium for most printers is paper, so they are usually classified according to the method of image creation: Toner-based printers Laser printers refer to the method used to adhere toner to the media. The advent of cost-effective, precision ... (view more)