24 Facts About Computer printers

Laser Computer printers using PostScript mixed text and graphics, like dot-matrix Computer printers, but at quality levels formerly available only from commercial typesetting systems.

Barcode Computer printers are commonly used to label cartons before shipment, or to label retail items with UPCs or EANs.

Card Computer printers are controlled by corresponding printer drivers or by means of a specific programming language.

Different card Computer printers can accept different card thickness and dimensions.

Alongside the basic function of printing cards, card Computer printers can read and encode magnetic stripes as well as contact and contact free RFID chip cards .

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Some card Computer printers come with an option to print both sides at the same time, which cuts down the time taken to print and less margin of error.

Inkjet Computer printers operate by propelling variably sized droplets of liquid ink onto almost any sized page.

Solid ink Computer printers, known as phase-change ink or hot-melt ink Computer printers, are a type of thermal transfer printer, graphics sheet printer or 3D printer.

Solid ink Computer printers are most commonly used as color office Computer printers and are excellent at printing on transparencies and other non-porous media.

Solid ink Computer printers can produce excellent results with text and images.

Some solid ink Computer printers have evolved to print 3D models, for example, Visual Impact Corporation of Windham, NH was started by retired Howtek employee, Richard Helinski whose 3D patents US4721635 and then US5136515 was licensed to Sanders Prototype, Inc, later named Solidscape, Inc Acquisition and operating costs are similar to laser Computer printers.

Previously, solid ink Computer printers were manufactured by Tektronix, but Tektronix sold the printing business to Xerox in 2001.

Dye-sub Computer printers are intended primarily for high-quality color applications, including color photography; and are less well-suited for text.

Monochrome thermal Computer printers are used in cash registers, ATMs, gasoline dispensers and some older inexpensive fax machines.

Dot-matrix Computer printers remain in common use in businesses where multi-part forms are printed.

Several different computer printers were simply computer-controllable versions of existing electric typewriters.

The advantage of dot matrix over other impact Computer printers is that they can produce graphical images in addition to text; however the text is generally of poorer quality than impact Computer printers that use letterforms .

Such Computer printers normally had either 9 or 24 pins on the print head .

Dot matrix Computer printers are still commonly used in low-cost, low-quality applications such as cash registers, or in demanding, very high volume applications like invoice printing.

Dot-matrix Computer printers were being superseded even as receipt Computer printers after the end of the twentieth century.

For drum or typebar Computer printers, this appeared as vertical misalignment, with characters being printed slightly above or below the rest of the line.

Line printers are the fastest of all impact printers and are used for bulk printing in large computer centres.

Liquid ink electrostatic Computer printers were mostly available in 36 to 54 inches width and 6 color printing.

Printer steganography is a type of steganography – "hiding data within data" – produced by color Computer printers, including Brother, Canon, Dell, Epson, HP, IBM, Konica Minolta, Kyocera, Lanier, Lexmark, Ricoh, Toshiba and Xerox brand color laser Computer printers, where tiny yellow dots are added to each page.