Using The Tone Curve Sliders - Epson Expression 800 User Manual

Adjusting Image Quality

Using the Tone Curve Sliders

The sliders at the bottom of the dialog box provide an easy way to adjust
the tone curve.
sliders
Each slider has a value of 0 at the middle setting. Moving to the right
increases the value; moving to the left gives a negative value (–1, –2,
etc.). You can also adjust the value by typing in a positive or negative
number in the numeric value field next to each slider.
Adjust one or more of the following sliders:
Contrast
Brightness
Highlights
Controls the highlights and shadows of the tone
curve without affecting the midtones.
Adjusts the overall lightness or darkness of the
image. Move the slider bar to the right to increase
brightness or to the left to decrease brightness.
Controls only the points on the right of the tone
curve. Use this slider when you want to adjust
highlights without affecting the shadows.
numeric
value
fields
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