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Screen printing is a printing technique where a mesh is used to transfer ink (or dye) onto a substrate, except in areas made impermeable to the ink by a blocking stencil.A blade or squeegee is moved across the screen in a "flood stroke" to fill the open mesh apertures with ink, and a reverse stroke then causes the screen to touch the substrate momentarily along a line of contact.
Hot metal typesetting was developed in the late nineteenth century as a development of conventional cast metal type. [4] The technology had several advantages: it reduced labour since type sorts did not need to be slotted into position manually, and each casting created crisp new type for each printing job.
It was a significant improvement over the previous industry standard of letter-by-letter manual typesetting using a composing stick and shallow subdivided trays, called "cases". The Linotype machine operator enters text on a 90-character keyboard. The machine assembles matrices, or molds for the letter forms, in a line.
Letterpress printing was introduced in Canada in 1752 in Halifax, Nova Scotia, by John Bushell in the newspaper format. [7] This paper was named the Halifax Gazette and became Canada's first newspaper. Bushell apprenticed under Bartholomew Green in Boston. Green moved to Halifax in 1751 in hopes of starting a newspaper, as there had never been ...
Before computers were invented, and thus becoming computerized (or digital) typesetting, font sizes were changed by replacing the characters with a different size of type. In letterpress printing, individual letters and punctuation marks were cast on small metal blocks, known as "sorts," and then arranged to form the text for a page.
A Canon wide format printer. Wide format printers (large format printers) are generally accepted to be any computer-controlled printing machines (printers) that support a maximum print roll width of between 18 and 100 inches (460 and 2,540 mm). Printers with capacities over 100 in wide are considered super-wide or grand format.
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