The following effects (available in the Detailed view of PhotoRendering Settings for the Cineware engine) are for optional use, to enhance your rendering. They provide extra scope for fine-tuning your scene. They function as post effects - that is, their effects are added to the scene after it is calculated by the rendering engine.
Ambient Occlusion (Cineware Effect)
Cel Renderer (Cineware Effect)
Color Mapping (Cineware Effect)
Color Correction (Cineware Effect)
Depth of Field (Cineware Effect)
Lens and Filters (Cineware Effect)
Distance Fog (Cineware Effect)
Monochrome Model (Cineware Effect)