Glossary

ARCHIVE

The process of organizing and saving digital images (or other files) for ready retrieval and research.

ABERRATION

The flaws in a lens that distort, however slightly, the image.

APERTURE

The opening behind the camera lens through which light passes on its way to the CCD.

ARTIFACT

A flaw in a digital image.

BACKLIGHTING

The result of shooting with a light source, natural or artificial, behind the subject to create a silhouette or rim-lighting effect.

BANDING

An artifact of color graduation in computer imaging, when graduated colors break into larger blocks of a single color, reducing the “smooth” look of a proper graduation.

BIT (BINARY DIGIT)

The smallest data unit of binary computing, being a single 1 or 0. Eight bits make up ...

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