Dots per inch

Dots per inch is a measure of spatial printing, video or image scanner dot density, in particular the number of individual dots that can be placed in a line within the span of 1 inch (25. 4 mm). Similarly, dots per millimetre refers to the number of individual dots that can be placed within a line of 1 millimetre (0.

039 in).

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Source: Wikipedia · Image: Wikimedia Commons · CC BY-SA 3.0

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