Normal printers take around 15 seconds to print a sheet of paper of what needs to printed,
but laser printers are much more faster and can print a sheet in 2 seconds.
they use these in schools because there is usually 30 kids in a classroom and there are many classrooms in a school, so for 30 kids it would only take 1 minute to print 30 sheets for each student for work.
The old laser printers used He-Ne laser , and the modern laser printers use infrared laser .
Printers can be categorized in a number of ways.There are inkjet and laser printers. Inkjet printers use ink cartridges while laser printers use laser toner cartridges.Also, printers can be classified as colored or black.
Ink jet printers are a very common alternative to laser printers. There are printers that use an LED instead of a laser. They work the same as a laser printer but are cheaper.
Laser printers use toner cartridges rather than ink.
Laser printers and ink-jet printers don't use a ribbon.
OKI does manufacture laser printers suitable for home use as well as commercial use. Their home laser printers are just as great as the commercial ones.
Laser printers use a laser than scans your paper to put the words on it.
Laser printers are cheaper to use over ink jet printers. ink jet printers print faster than laser printers as they need to heat up and laser printers are a better quality print.
Ink jet or dot matrix printers actually cost less than laser printers, but they take longer to do the job. On the other hand though, laser printers cost less to use and may save you money in the end.
They are laser printers attached to a single computer, either in an office or in the home. It is a printer for personal use.
Laser printers use a drum and toner.
A cartridge laser can be used for the printers that use lasers. Many different schools use laser printers as well as many different business us them as well.