Review About Laser Printers

Laser Printer is a common type of computer printer that rapidly produces high quality text and graphics on plain paper. As with digital cameras and multifunction printers (printers), laser printers used in xerographic printing process but differ from analog photocopiers in the image produced by the direct scanning of the laser beam across the printer's photoreceptor.


Laser Printer Reviews

Laser beam projects an image of a page that will be printed on an electrically charged drum rotating coated with selenium, or more commonly in modern printers, photoconductors membership. Allows the optical charge leaking away from areas prone to light. Then drying ink (toner) particles picked up by electric drum charged regions, which was not exposed to light. The cylinder and then print the image on the paper by direct contact and heat, and valves that ink on paper.

Unlike impact printers, and can be a laser printer speed varies widely and depends on many factors, including the graphic intensity of the job being processed. The fastest models can print over 200 monochrome pages per minute (12,000 pages per hour). A faster laser color printers print more than 100 pages per minute (6000 pages per hour). And laser printers use a very high-speed mass mailings and personal documents, such as credit card or utility bills, and are competing with lithography in some commercial applications.

Laser Printer History

Xerox was the invention of the laser printer in 1969 by researcher Gary Starkweather, who had worked the best printer by the year 1971, and incorporated in the system of networked printer and fully functional by about a year later. Model was built by modifying existing xerographic copier. Starkweather disabled the imaging system, creating a spinning drum with two identical 8, with a laser focus on the drum. The light emitted from the laser bounce drum spinning and sweeping the page as it traveled through the copier. Devices were completed in just a week or two, but the computer interface and software took almost 3 months to complete.


Laser printers have brought fast, high-quality text printing with multiple lines on the page for business and consumer markets. No other printer can usually available to provide this combination of features.

Color Laser Printers

Color laser printers use colored toner (dry ink), usually cyan, magenta, yellow and black (CMYK).

Monochrome printers while using only one scanner assembly laser printers and color scanner assemblies are often two or more.


Print in color adds to the complexity of the printing process because very slight imbalances known as registration errors can occur between printing each color, causing unintended color fringing, blurring, or light / dark streaking along the edges of the colored areas. Allow for high precision manufacturing, and some color laser printers use a large rotating belt called the "conveyor belt". Transfer belt passes in front of all the ink cartridges and is applied accurately each layer of the toner to the belt. Is then applied to the combined layers and paper in one step uniform.

Color printers usually have a higher cost than the cost of production monochrome page printers.

Laser Printer Maintenance

Most consumer and small business laser printers use toner cartridge, which combines the photoreceptor (sometimes called the "unit connector picture" or "imaging drum") with Ben for the supply of ink, toner hopper and waste, and various wiper blades. When the consumption of ink supply, replace the ink cartridge automatically replaces drum imaging, and the waste toner hopper, and wiper blades.

Manufacturers usually provide charts the life expectancy of the shared printer parts and consumables. Life expectancy for manufacturers to cut off the printer, where "s the expected production life" and not in units of time.

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