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tion that the slider is moved. By increas-
ing the Red slider, for example, you
are indicating that the object should
contain more red than it currently
displays. By increasing the Red slider
you will add red to the entire image.
One unique feature of the Neutral
Control Points is that multiple Neutral
Points can be utilized in the same
image in the same step. This feature
enables you to identify different objects
and allows you to neutralize more than
one color cast that may appear in the
image. When you use multiple Neutral
Control Points, each Control Point will
communicate with the other Neutral
Control Points to affect the entire
image, correcting different objects and
in the process removing multiple color
casts.
Within the Neutral Point dialog, you will
find entry boxes to manually enter red,
green, and blue values directly for that
Neutral Control Point. A Reset button is
provided that enables you to return the
settings of the Neutral Control Point to
the default settings.
Additional controls for the Neutral
Control Point can be found by click-
ing on the Advanced
Additional controls to further enhance
the functionality of the Neutral Control
Point are located within the Advanced
area of the Neutral Point dialog.
Affect Luminosity
The Affect Luminosity checkbox enables
you to control the luminosity with the
Neutral Control Point. When you check
this box, an additional Luminosity slider
and entry box will be added to the
Neutral Control Point and the Neutral
Point dialog.
169
button.
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