Thanks for looking, Chuck. I think it is pretty tough to separate those
values. So much of the green in the background is in shade. Worth a
try though. I did a selection of the principle flower in PS and
adjusted the background a little, but I'm shooting for a better
realization of what I want in-camera and without PP.
Joel W.
On Wed, Jul 11, 2012, at 08:47 AM, Chuck Norcutt wrote:
> I suppose. A yellow filter has relatively little effect on reds but
> lightens greens. It also supposedly adds more contrast between shades
> of green. Here's a simple visualization chart. A B&W photographer I
> never was except by necessity in the early 60s.
> <http://www.photographymad.com/pages/view/using-coloured-filters-in-black-and-white-photography>
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