William F Pokorny <ano### [at] anonymous org> wrote:
> On 2/20/25 19:07, Bald Eagle wrote:
> > I'm trying to figure out how to cast a shadow_through_ scattering media to
> > simulate the Brocken Spectre, but haven't figured that part out yet.
>
> Playing with an idea.
Nice.
However for the glory, Philip will be quite cross is you treat it like a
diffraction effect.
It's not - it's a plane wave interference effect.
The colors that you get are therefore sort of reversed from a regular rainbow.
Image_map attached.
- BW
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