POV-Ray : Newsgroups : povray.pov4.discussion.general : Realistic transmittance and filter at sharp angles of incidence : Re: Realistic transmittance and filter at sharp angles of incidence Server Time
2 Dec 2022 10:43:50 EST (-0500)
  Re: Realistic transmittance and filter at sharp angles of incidence  
From: Samuel Benge
Date: 16 May 2013 12:50:01
Message: <web.51950d82873d8ddeb737415a0@news.povray.org>
"Simon Copar" <inf### [at] gmailcom> wrote:
>
> This could actually be simulated as a thin hollow shell filled with absorbing
> media, but that's overkill for this purpose.

Probably. You might try the aoi pattern if you haven't done so already.

pigment{
  pigment_pattern{
    aoi
    color_map{[.5 rgb 1][1 rgb 0]}
  }
  poly_wave falloff_val
}


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