POV-Ray : Newsgroups : povray.binaries.images : Ring : Re: Ring Server Time
18 Oct 2025 14:34:52 EDT (-0400)
  Re: Ring  
From: Bald Eagle
Date: 17 Oct 2025 16:25:01
Message: <web.68f2a521c125c60b8f1ef7f525979125@news.povray.org>
Alain Martel <kua### [at] videotronca> wrote:

> Fresnel reflection for a metal ? Fresnel is for objects that have an IOR
> and are not metals.

I recall reading that accurately rendering metals required an IOR.
Maybe not for current POV-Ray though.

https://www.behance.net/gallery/35636521/Material-Studies-Metals

etc.

- BW


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