What Does A Laser Printer Do

Your office laser printer on the other hand relies on a somewhat more mysterious method to convert a digital image to print.

What does a laser printer do.

A laser printer is a popular type of personal computer printer that uses a non impact keys don t strike the paper photocopier technology. Laser printers have become ubiquitous in the office and copying environment. The rapid crisp printing soon made these printers a popular choice for many consumers although the internal workings of the printer remained mysterious to many. It produces high quality text and graphics and moderate quality photographs by repeatedly passing a laser beam back and forth over a negatively charged cylinder called a drum to define a differentially charged image.

Laser printers are similar to photocopiers. The fuser rolls the paper to the output tray and you have your finished page. What do printer drums do. Laser printers are a lot like photocopiers and use the same basic technology.

As the paper passes through these rollers the loose toner powder melts fusing with the fibers in the paper. Many people use laser printers in their day to day lives but most probably never think about the. The term laser printer on the other hand is a bit more mysterious how can a laser beam a highly focused beam of light write letters and draw pictures on paper. Laser printing is an electrostatic digital printing process.

Indeed as we describe later in this article the first laser printers were actually built from modified. The drum then selectively collects electrically charged powdered ink and transfers the image to paper which. Ink sticks to a laser printer s drum the way this balloon sticks to my pullover. Finally the printer passes the paper through the fuser a pair of heated rollers.

How laser printers work. They spray tiny jets of ink onto a page. When a document is sent to the printer a laser beam draws the document on a selenium coated drum using electrical charges. At the heart of a laser printer is the printer drum a large cylinder to.

Ink jet printers are fairly easy to understand.