Hi--

>> Unfortunately, the add-on "diffusers" do little but lose
>> flash power (unless a reflective surface is VERY close, and
>> unless you are VERY close to the subject...).
>
>How close is very close? Under 10 feet? Under 5? If so, are
>there any diffusers that are better than the others?
>
>Thanks again.
gsylvest@ucsd.edu

"Diffusion" itself does not work, just light source size enlargement.
The Styrofoam cup is the most effective (and cheapest!) aid I've found,
but it only works at all (except for broadening flash coverage to cover super-wides) at distances under 3-4' or so.
David Ruether