typography- measurement system
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Typography- measurement
systemaby augustine
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Point system
In typography, a point is the smallest unit ofmeasure, being a subdivision of the larger pica. It iscommonly abbreviated as pt.
1 ⁄ 7 of an inch
1 pt! 1 pica
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"eading
In typography, leading refers to the distancebet#een the baselines of successive lines of type
In consumer-oriented #ord processing soft#are, thisconcept is usually referred to as $line spacing$ or
$interline spacing.$
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%erning
In typography, kerning &less commonly mortising' isthe process of ad(usting the spacing bet#eencharacters in a proportional font, usually to achieve avisually pleasing result.%erning ad(usts the space bet#een individual letterforms, #hile trac)ing &letter-spacing' ad(usts spacinguniformly over a range of characters.
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Type setting techni*ue
• +anual- uring much of the letterpress era,movable type #as composed by hand foreach page. ast metal sorts #ere composited into#ords and lines of tet and tightly bound together
to ma)e up a page image called a forme, #ith allletter faces eactly the same height to form aneven surface of type. The forme #as mounted in apress, in)ed, and an impression made on paper.
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• /ot metal type setting &+echanical'0 this methodin(ects molten type metal into the mould that hasa shape of one or more glyphs
• "udlo#0- manual linecasting solution
- 2ses moulds #hich are handset into a specialcomposing stic).
Type setting techni*ue
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Typesetting-mechanical
• T#o foundries
• +343T5P6 composition
- 2sed hot metals to form individual letters
- pelling mista)es could be corrected by adding or
removing individual letters- 2sed for *uality printing such as boo)s etc.
• "I43T5P6 composition
- 2sed hot metals to form complete line of type in one bar.
- 6diting these re*uired replacing an entire line
- 6asier to handle
- 8as #idely used in ne#spaper industry
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Typesetting-Phototypesetting
• The preparation of manuscript for printing by thepro(ection of images of type characters onphotographic 9lms #hich is then used to ma)ingprinting plates
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igital typography
• is the creation of documents using pagelayout s)ills on a personal computer. 8hen useds)illfully, des)top publishing soft#are can producetet and images #ith attractive layouts and
typographic *uality comparable totraditional typography and printing, so TP is alsothe main reference for digital typography