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To print an image without a blank area around the image, the non-printing areas must be trimmed after printing. Crop marks can be used to show the printer where the printing area ends, and the non-printing area begins. [45] The part of the image which is trimmed off is called bleed.
Brother desktop color LED printer Oki LED printhead. An LED printer is a type of computer printer similar to a laser printer. Such a printer uses a light-emitting diode (LED) array as a light source in the printhead instead of the laser used in laser printers and, more generally, in the xerography process. The LED bar pulse-flashes across the ...
Matrices created by Jean Jannon around 1640. The Garamond typeface installed with most Microsoft software is based on these designs. [1] [2] [3]In the manufacture of metal type used in letterpress printing, a matrix (from the Latin meaning womb or a female breeding animal) is the mould used to cast a letter, known as a sort. [4]
A monochrome printer can only produce monochrome images, with only shades of a single color. Most printers can produce only two colors, black (ink) and white (no ink). With half-tonning techniques, however, such a printer can produce acceptable grey-scale images too A color printer can produce images of multiple colors.
Brother P-Touch 540 label printer. A label printer is a computer printer that prints on self-adhesive label material and/or card-stock (tags). A label printer with built-in keyboard and display for stand-alone use (not connected to a separate computer) is often called a label maker. Label printers are different from ordinary printers because ...
Section of a platen printing press in use. The platen is the sturdy plate which applies the pressure to the paper and type. A platen (or platten) is a platform with a variety of roles in printing or manufacturing.
All printer suppliers produce their own type of ink cartridges. Cartridges for different printers are often incompatible — either physically or electrically. Some manufacturers incorporate the printer's head into the cartridge (examples include HP, Dell, and Lexmark), while others such as Epson keep the print head a part of the printer itself.
Dot matrix printers are a type of impact printer that prints using a fixed number of pins or wires [2] [3] and typically use a print head that moves back and forth or in an up-and-down motion on the page and prints by impact, striking an ink-soaked cloth ribbon against the paper. They were also known as serial dot matrix printers. [4]