Is it possible to matte out only the back side?

V-Ray V-Ray for 3ds Max Issues
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Is it possible to matte out only the back side?

When Matte (VRayMtlWarapper) is applied to Back material of VRay2SidedMtl, Matte also affects the front.

matte_backside.jpg
matte_backside.jpg900×621 112 KB

matte.zip (67.7 KB)