Operation Manual

saturation The intensity of color in an image. Saturated colors are perceived to have a
“purer” look, resulting from the absence of the color gray. See also adjustment, desaturate.
Saturation parameter An Enhance adjustment parameter in Aperture used to adjust
saturation in an image. See also adjustment, desaturate, Enhance adjustment, saturation.
Saturation Quick Brush A type of Quick Brush adjustment that adds saturation to or
removes it from the area of the image the adjustment is brushed on. See also adjustment,
Brush HUD, Quick Brushes, saturation.
secondary Viewer The secondary Viewer is used to present images on a second display,
separate from the application workspace. The secondary Viewer has five settings: Desktop,
Blank, Mirror, Alternate, and Span. See also Alternate setting, Blank setting, Desktop
setting, display, main Viewer, Mirror setting, Span setting.
selective focus The process of isolating a subject by using an f-stop that produces a
shallow depth of field. See also depth of field.
Select rating In Aperture, the highest rating that can be applied to an image as part of
the photo editing process. A Select rating is applied when you intend to display or
distribute the image. See also photo edit, rating, Reject rating.
sepia Describes a photograph with a brown tint. See also photograph, Sepia Tone
adjustment, Tint adjustment.
Sepia Tone adjustment An adjustment in Aperture that changes a color image to
sepia—allowing you to desaturate the color image to the level of sepia coloring you
want. See also adjustment, desaturate, image, sepia, Tint adjustment.
shadows The darkest areas of a subject or scene. See also contrast, density, highlights.
Sharpen adjustment An adjustment in Aperture used to sharpen images. See also
adjustment, Edge Sharpen adjustment, image.
Sharpen Quick Brush A type of Quick Brush adjustment that sharpens the area of the
image the adjustment is brushed on. See also adjustment, Brush HUD, Quick Brushes.
shortcut menu A menu you access by holding down the Control key and clicking an area
of the interface, or by pressing the right mouse button.
shutter A complicated mechanism, usually consisting of a blade or a curtain, that precisely
controls the duration of time light passing through the lens remains in contact with the
digital image sensor. See also shutter speed.
shutter priority A setting on certain cameras that automatically sets the aperture for a
correct exposure based on the shutter speed set by the photographer. See also aperture
priority, exposure.
901Glossary