Chapter IV. The TWAIN Interface
manners is to scan one and a half to two-times the
amount of the line screen. Laser printers that have
resolution ranges of 300 and 600 dpi will have line
screens between 50 and 100. Typical commercial
printing is done at an average line screen of about
150. Therefore, an optimal scanning resolution
would be from 225 to 300 dpi.
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