What Is Tone Curve Adjustment?
Overview
Tone Curve Adjustment makes adjustments using the input/output density curve for each color of CMYK.
You can adjust the brightness and contrast of the entire image.
Place a point on a graph, and drag it to the appropriate position for adjustment. The adjusted image is displayed on the preview screen, so you can perform operations while checking the image.
A tone curve can be saved in both the Image Controller and the computer.
The tone curve saved in the Image Controller can be applied to output.
The target tone curve can be set for each job from the printer driver.
Tips
- In [Tone Curve Adjustment], you can make adjustments using the curve displayed in [Brightness/Contrast], [Adjust Each Color], or the graph field.
- For details about [Brightness/Contrast], refer to [Brightness/Contrast].
- For details about [Adjust Each Color], refer to [Adjust Each Color].
- For details about the graph field, refer to Graph Field.
Creating a New Tone Curve for Adjustment
1
Select a sample image from [Select Sample].
The selected sample image is displayed on the preview screen.
For details, refer to [Select Sample].
2
Selects [File] - [New Tone Curve].
For details about [New Tone Curve], refer to [File].
3
Adjust the tone curve.
The adjustment result is reflected on the preview.
4
Save the created tone curve.
For details about [Save], refer to [Save].
Importing a Tone Curve for Adjustment
1
Select a sample image from [Select Sample].
The selected sample image is displayed on the preview screen.
For details about [Select Sample], refer to [Select Sample].
For details about the preview screen, refer to Preview Page Before/After Adjustment.
2
Import the target tone curve.
For details about [Load Tone Curve], refer to [Load Tone Curve].
3
Adjust the tone curve as needed.
The adjustment result is reflected on the preview.
4
Save the adjusted tone curve as needed.
For details about [Save], refer to [Save].
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