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IMAGE CORRECTION
CORRECTING THE HISTOGRAM
The Histogram part allows you to correct images by specifying the input and output area from the
information including in a film. Also, this window displays the histogram of the image area inside
the cropping frame in each RGB color. The level is indicated in 256 color steps (0 to 255) from
left to right side.
The tone curves and histogram are linked each other. When the tone curve is corrected, the
histogram is automatically corrected and vice versa.
The input slide bar and the output slider are under
the Histogram window.
The input slider has the Highlight slider (right),
gamma slider (middle) and shadow slider (left).
The output slider has the Highlight slider (right)
and Shadow slider (left).
The Histogram can be corrected by dragging each
slider or inputting the value directly in each Input or
Output level box.
For example, when the black part or white part
which is no pixels are removed using the Input
Highlight slider (right) and the Input Shadow slider
(left), the image of which the original color step is
affluently represented can be obtained.
Although the output slider is not necessary to be
adjusted normally, use it according to the
characteristics of the output equipment. For
example, use the output slider when the black part
is not printed clearly with the 0 setting in the black
level. (In this case, adjust the Output level by
moving the Output Shadow slider to the right
slightly while checking the correction result).
CORRECTING THE HISTOGRAM — AUTO SETTING
Click on the Auto setting button.
• The image is corrected automatically by
removing no information (pixels) parts from
the histogram and using all tone steps from
0 to 255.
• The change will be reflected in the prescan
image displayed in the Image Correction
display area.
Содержание Dimage Scan Multi2
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