Apple Aperture 2 - Manual (Page 669)

Glossary 669
white point The color temperature of a display, measured in kelvins. The higher the
white point, the bluer the white is; the lower the white point, the redder the white. The
native white point for a Mac computer is D50 (5000 kelvins); for a Windows PC, it is D65
(6500 kelvins). See also
color temperature , kelvin (K) .
wide-angle lens A lens with a short focal length that takes in a wide view. The focal
length of a wide-angle lens is smaller than the film plane or digital image sensor. See
also
digital image sensor , lens .
working space The color space in which you edit a file. Working spaces are based
either on color space profiles such as Apple RGB or on device profiles.
workspace views The arrangement of the Browser, Viewer, and inspectors. In Aperture,
there are multiple workspace views. See also
Browser , Viewer .
XMP sidecar file An extensible markup language designed by Adobe Systems
Incorporated that is used for defining metadata sets for photo editing applications.
Resources, such as adjustment parameters, can be saved in this file and passed on to
other applications. See also
adjustment , IPTC , metadata .
zoom lens A lens that has the mechanical capacity to change its focal length; also
known as an optical zoom lens. See also
lens .
Zoom Viewer button A button in the Viewer and the Full Screen view toolbar that
alternates the display of the image selection between fitting the images within the
Viewer and presenting the images at 100 percent size. See also
control bar , filmstrip ,
image , image selection , Viewer .