Reflection problem with Mesh DistanceFields

Hey i create this topics because i’ve got a problem with my project .
For context , i create a mirror and place it on my project.

After checking online, i think the problem come from my Mesh DistanceFields, like you can see :


I don’t know how i can change the resolution of my mesh distancefields… If anyone can help me, i want to create a good reflection .

Thank in advance.

hey ! anyone have an idea for helping me ?

thanks in advance.