. . ɡ .
. Dot Matrix Printer. Inkjet Printer Laser Printer.
Hewlett-Packard 1984 Ink jet printers Canon 1986 Bubble jet printers . .
inkjet :
50 .
1440x720 . resolution dpi dots per inch.
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Laser printer
Inkjet ѿ
Xerox 1977 120 1984 Hewlett-Packard Hewlett-Packard 70% .
1Mbyte . .
Post script ɡ Post script Post script .
ɡ . .
photoconductive . drum charge corona wire ء microprocessor .
toner . corona wire. .
. . . .
Inkjet :
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Color Laser printer
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