Computer printers are an important peripheral for any business houses today. The use of printer is endless you can use a printer for printing reports, documents, publishing newsletters or for just printing photos. One of the most preferred printers in many big business houses today is a laser printer.
A laser printer utilizes a laser beam to produce an image on a drum. The light that the laser releases alters the electrical charge on the drum. The drum is then rolled through a toner picked up by the charged portions of the drum. Finally the toner is transferred to the paper through a combination of heat and transfer.
Laser printers are considered to be the most ideal printing tools for printing today. Initially due to their high cost they were only favorable to big business houses however off late with a fall in prices they have been accepted in both homes and office environments.
Laser printer is known for its high quality text printing and excellent graphics printing. Though laser printer has a much higher initial cost as compared to inkjet printers or dot-matrix printers but they have a comparatively much lower running cost.
Laser printers are controlled through page description languages (PDLs). Page description languages have two de facto standards