In article <3ab1659e$1@news.povray.org>, "John M. Dlugosz" 
<joh### [at] dlugoszcom> wrote:

> The warning "Refraction value unnecessary to turn on refraction" is 
> hard to understand.  Does that mean that if ior is present in the 
> interior, then refraction is indeed ON and this statement is 
> unnecessary?

Yes. You do not need any refraction stuff in the finish, just give an 
ior value in the interior and refraction will be turned on.

-- 
Christopher James Huff
Personal: chr### [at] maccom, http://homepage.mac.com/chrishuff/
TAG: chr### [at] tagpovrayorg, http://tag.povray.org/

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