Color Correction - Nuke 101: Professional Compositing and Visual Effects - page 155

Let's try some more color correction nodes.
11. Select Read1 and then Shift-click RolloffContrast in the Color toolbox to create
another branch.
I find it really annoying that they chose to call the Contrast node RolloffContrast,
especially since it makes opening it via the Tab key so much harder because typ-
ing “contrast” won't display this node.
12. WhileviewingRolloffContrast1,openitsPropertiespanelandplaywiththeCon-
trast value ( FIGURE 4.7 ).
Figure 4.7. A high Contrast value produces a high-contrast image.