halftone

From Longman Dictionary of Contemporary EnglishRelated topics: Newspapers, printing, publishing, Photographyhalftonehalf‧tone /ˌhɑːfˈtəʊn◂ $ ˈhæftoʊn/ noun 1 [uncountable]TCN a method of printing black and white photographs that shows different shades of grey by changing the number of black dots in an area of the photograph2 [countable]TCP a photograph printed by this methodExamples from the Corpushalftone• Linen tester a magnifying glass designed for checking the dot image of a halftone.• This driver has a host of other very useful features, including things like resolution control and halftone angles.• Base artwork artwork requiring additional components such as halftones or line drawings to be added before the reproduction stage.• Frequently used in discussions about scanners as a measure of their ability to capture halftone images.• Third, avoid bitmapped graphics generally and scanned halftones in particular.• The scanner manufacturers use lots of clever software to simulate halftones by a process called dithering.• There were also problems with halftone screens but anyone expecting decent halftones at 300 or even 600dpi is on a loser anyway.

单词	halftone
释义	halftone From Longman Dictionary of Contemporary EnglishRelated topics: Newspapers, printing, publishing, Photographyhalftonehalf‧tone /ˌhɑːfˈtəʊn◂ $ ˈhæftoʊn/ noun 1 [uncountable]TCN a method of printing black and white photographs that shows different shades of grey by changing the number of black dots in an area of the photograph2 [countable]TCP a photograph printed by this methodExamples from the Corpushalftone• Linen tester a magnifying glass designed for checking the dot image of a halftone.• This driver has a host of other very useful features, including things like resolution control and halftone angles.• Base artwork artwork requiring additional components such as halftones or line drawings to be added before the reproduction stage.• Frequently used in discussions about scanners as a measure of their ability to capture halftone images.• Third, avoid bitmapped graphics generally and scanned halftones in particular.• The scanner manufacturers use lots of clever software to simulate halftones by a process called dithering.• There were also problems with halftone screens but anyone expecting decent halftones at 300 or even 600dpi is on a loser anyway.
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