r.Refraction.Blur.MaxStandardDeviationInScreenRatio
VarUnreal Engine Var console variable.
rRefractionBlurMaxStandardDeviationInScreenRatio
Description
This will clamp the maximum refraction blur radius on screen.
Usage
r.Refraction.Blur.MaxStandardDeviationInScreenRatio [value]Set via the console (~) or in DefaultEngine.ini / DefaultGame.ini.

