Mike Williams <mik### [at] econymdemoncouk> wrote:
>Anyway, the code that seems to be causing the problem is in this bit:-
>
>#declare Chlitglass2=pigment{ gradient y color_map{[0 Red*2 filter
>.9][11/18 Red*2 filter .9][14/18 Yellow*2 filter .9][18/18 Yellow*2
>filter .9]} scale 18}
>
>If you remove the "*2"s then it renders correctly. 
>I don't understand the details of why you see the effect you do.
neither do i. 

i tried your suggestion, it's an improvement  but I can still see a
difference betwwn the chevrons. i'm trying to make them all the same
but can't find out why they differ.  

does anyone else have any suggestions?

 Richard

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