"Andrew Rowson" <pov### [at] growsecom> wrote in message
news:3ec646c7$1@news.povray.org...
> I'm trying to do a scene with two objects, looking along z, one at z=-5
> (which I want to be in focus) and the other at about z=30 (which is out of
> focus).
>
> Camera is set:
>
> camera {
>  perspective
>  angle 45.0000
>  right < 1.0, 0, 0>
>  up 1.47*y
>
>  location cameralocation
>  look_at <0,2,0>
>  aperture 0.5
>  blur_samples 10000
>  focal_point<0,0,-5>
> }
>
> Even using that many blur samples, there are still artifacts in the
distant
> object.
>
> Any ideas on how to get a smoother blur on the distance object?


Sorry, I should add that stupidly small variance and a confidence value of 1
still give a grainy blur.

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