A device that controls the amount of light admitted
through an opening. In photography and
digital photography, aperture is the unit of measurement that defines the
size of the opening in the lens that can be adjusted to control the amount of
light reaching the film or digital sensor. The size
of the aperture is measured in F-stop.
Digital Camera Technology Overview Outlines the technology underlying the digital camera and the features offered by a modern, consumer model. Includes graphics, diagrams and an integrated glossary. This page is from "The PC Technology Guide."
Webopedia's Quick Reference: The Digital Camera Picture If you can't keep up with advances in digital camera, you're not alone. We help you make sense of megapixels, zero in on the zooms (digital, optical and total) and delve into everything from price points to paper to printers.
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