PhysicallyBasedRenderingEffectShadowDepthBias Property

Gets or sets a float value that offsets the depth of the lights (distance from the lights to the object) and can help reduce the show artifacts in the corners. The value that works best need to be set based on the size of the scene. Default value is 0 that does not apply any bias.

public float ShadowDepthBias { get; set; }