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IMAGE CORRECTION
Specifying the Black point
This function allows you to correct a prescan image by specifying the shadow point , highlight
point or gray point.
SPECIFYING THE BLACK, WHITE OR GRAY POINT
Double-click on .
• The Point Value Setting dialog box is dis-
played.
• The initial value of the Black point is 0 in
each R, G and B.
1
Input the desired black point value
and click on [OK].
2
Click on .
• The cursor changes to the black dropper
shape.
3
Click on the shadow point to be cor-
rected in the prescan image.
• The image is corrected so that the point you
clicked is a shadow point. The colour of the
shadow point is the black point value you
input in step 2.
• The change will be reflected in the prescan
image displayed in the Image Correction dis-
play area.
4
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