Glossary – Apple Aperture 2 User Manual
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Glossar
y
Glossary
additive color Images with color elements derived from the light source itself. RGB is a
common form of additive color. See also
.
adjustment Any change to the appearance of an image.
Adobe RGB (1998) A commonly used color profile often used for printing. See also
album A type of container in the Aperture library that holds only versions. You can
create albums at either the project level or within a project. There are specialized types
of albums, including book, Light Table, webpage, web gallery, and web journal albums.
See also
alternate The image immediately next to the pick in a stack. Alternate images are useful
when more than one image in a stack merits the pick position. See also
,
.
Alternate setting A Secondary Viewer setting that presents the currently selected image
on the Secondary Viewer display. See also
,
ambient light The lighting characteristics that already exist in the scene (indoor or
outdoor) without any additional light supplied by the photographer.
analog-to-digital conversion The process of transforming light energy voltage values
captured by the camera’s digital image sensor into binary (digital numbers) for
processing and storage. See also
.
angle of view The area of the scene displayed within the frame. Determined by the
focal length of the lens.
aperture An adjustable iris or diaphragm in the lens through which light passes.
Measured in f-stops. See also
.
aperture priority A setting on certain cameras that automatically sets the shutter
speed for a correct exposure based on the aperture setting provided by the
photographer. See also
.