aperture Last modified: Wednesday, February 07, 2007
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. See also shutter speed.
•E-mail this definition to a colleague• For internet.com pages about aperture . Also check out the following links! 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. 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."	Digital Cameras Digital Photography Video device digital camera digital photography F-stop optical resolution shutter shutter speed Give Us Your Feedback Shopping aperture Products Compare Products,Prices and Stores Shop by Category: Lighting 1015 Store Offers Software 13 Store Offers Health Aids 56 Store Offers Sport and Outdoor 708 Store Offers Film Cameras 31 Model Matches