file format - 3ds max 2012 v-ray 2.4 V-ray materials are included only in max file setup by linear workflow,please use v-ray frame buffer to output render image . *.exr by v-ray raw image. *. jpg and *.png by split redner channels with save RGB switch on. that will ensure what you see in v-ray frame save in you disk 3 max file include, snow flake_model_D.max snow flake_model_d_dark.max snow flake_model_d_dark_dof.max it's realy take long time to render it with depth of fielddof). you can redner 32bit exr do depth of field at After Effects .