Tone Curve Adjustment Area
Overview
Operate the tone curve to adjust the input-output density curve for each of the CMYK colors.
This function also allows you to adjust the brightness and contrast of the entire image.
Setting Procedure
1
Select the color to adjust a tone curve from [CMYK], [CMY], [C], [M], [Y], or [K].
2
Adjust the tone curve.
Range: 1.0% to 99.0%
The adjustment point (-) is created by pressing the desired point on the tone curve.
You can enter the numeric value in [Output] or [Input] to set the adjustment point.
Up to 17 adjustment points can be created on 1 tone curve (including 2 points of input: 0% and 100%).
The tone curve adjustment result can be confirmed on the preview.
Click "
" to reset the adjustment value.
3
Adjust [Brightness] and [Contrast] as necessary.
For [Brightness], click "
" to darken, and click "
" to lighten. You can also drag the slider horizontally to adjust the brightness.For [Contrast], click "
" to decrease the contrast, and click "" to increase the contrast. You can also drag the slider horizontally to adjust the contrast.
4
Enter the tone curve name in [Name].
Up to 31 characters can be entered.
If necessary, enter a memo in [Memo]. Up to 64 characters can be entered.
5
Click [Save].
If you need to perform re-RIP when saving, you can display a confirmation dialog box to notify that re-RIP will be performed before saving. If you want to display a confirmation dialog box, change No.197 to [On] with [Software Switch Setting]. For details, refer to [Software Switch Setting].
6
The adjusted tone curve is saved.
in the upper-right of a page, it turns into 
and is registered as a bookmark.