Curtain material exposure background

[AM_visualization]

Hi, i’m new to the forum and I just bought this fabulous program, and as the first post beginning with a problem

i’m trying to understand why the exposure of background change where i’ve the curtain material…i’va attach image…

maybe something wrong in the curtain material, i’va try to play with a falloff map to the opacity, transl. color, refr. color…bat nothing change…

please help and thanks for the answers…

AM

[TKT]

If you turn refraction off on your material does that fix it? I don’t think you need to use refraction on a fabric curtain, just opacity.

[AM_visualization]

hi, i’ve just try to turn off but nothing change…

Thanks for the help

AM

[Cheesemsmsm]

Hope this helps