I realise this has been discussed in other threads, although I must admit I’ve not read them all. Has anyone worked out a rough guide for setting the step size? On one of the posts on DPReview I was reading about the Olympus settings, one owner did some testing. Please login or register to view links And another member posted in the same thread their guidelines when using bracketing. I’ve not done a lot of stacks with the Fuji, but what I have done have all been at step 10.