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Digital Photography Digital Field Guide
book

Digital Photography Digital Field Guide

by Harold Davis
October 2005
Intermediate to advanced content levelIntermediate to advanced
219 pages
5h 33m
English
Wiley
Content preview from Digital Photography Digital Field Guide

Glossary

ambient light

General diffuse non-directional lighting. Term used in contrast to reflected light and added light sources.

aperture

The lens opening used to create an exposure, indicated by f-stops.

Aperture-Preferred

In Aperture-Preferred exposure mode, you set the camera's lens aperture, and the corresponding shutter speed is automatically selected. See also Shutter-Preferred

autofocus

When you use autofocus, the camera determines the correct way to focus the camera lens. See also locking focus and focus tracking.

automatic exposure

When you use automatic exposure mode, the camera's computer determines all aspects of exposure settings.

available light

Light that is naturally available in a photographic situation.

backlighting

Lighting from behind. Backlighting comes from behind the subject and toward the camera. Backlighting can be used to create silhouettes or reveal the texture of illuminated subjects such as flowers.

bad pixels

Pixels that are an erroneous representation of an image, usually white, cyan, magenta, or yellow. Too many bad pixels cause image degradation. See also hot pixels and stuck pixels.

bayonet mount

The twist and screw mechanism used for changing lenses on interchangeable-lens SLRs.

blog

A blog, also called a weblog, or Web log, is a diary posted on the Web, with entries listed in reverse chronological order (the most recent first).

bracketing

The photographic technique of taking a variety of exposures, letting in less and more light around a given exposure, usually ...

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Publisher Resources

ISBN: 9780764597855Purchase book