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Special Edition Using® Mac® OS X v10.2 by Brad Miser

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Understanding Image Resolution

One of the most important concepts you need to understand when working with digital images is the resolution with which an image is captured or created and the resolution at which an image will be displayed or used. The resolution of the images you use is critical to their quality and suitability to the purposes you have in mind.

Resolution can be a difficult topic to grasp because the same term is used in different contexts. To understand the resolution you are working with, you need to understand the area you are in (for example, on the desktop versus working with a printer). Differences in resolution on different devices (scanners, cameras, printers, monitors, and even on different operating systems) greatly ...

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