Amplify, reduce, or invert sculpting on a layer
 
 
 
  1. Select the Layers window.
  2. In the Layers window, select the layer whose sculpting you want to modify.
  3. Double-click the layer’s Opacity value and enter a new value or drag the opacity slider keeping in mind the following:
    NoteBy default, the Opacity setting has a range between 0 and 100. You can enter positive or negative values outside this range to amplify or invert the information stored on the layer.