Did you already tried:
Focal Distance: 0.0
Focal Region: 100 (or higher?)
Near Blur Size: 0.0
Far Blur Size: 2.5 (or lower/higher?)
This worked out quite well for me.
Did you already tried:
Focal Distance: 0.0
Focal Region: 100 (or higher?)
Near Blur Size: 0.0
Far Blur Size: 2.5 (or lower/higher?)
This worked out quite well for me.