The following settings can be adjusted on the context toolbar:
Screen Type—provides a choice of how the continuous tone is generated from Dot, Line, Circular or Colour.
Dot Type—provides a choice of how the tone appears from Cosine or Round.
Size—dictates the size of each individual dot, line or circle that makes up the continuous tone.
Screen Angle—changes the direction of the tone reproduction.
Contrast—increases or decreases the tonal contrast between each cell.
Grey Component Replacement (GCR)—(Colour screen type only) controls the contrast of areas between colour cells.
Under Colour Removal (UCR)—(Colour screen type only) controls the influence of the colour cells. Increase to lessen their influence and desaturate the image.
