# Sandbox.CameraEffectSystem.BaseEffect.Epicenter

```csharp
System.Nullable<Vector3> Epicenter { get; set; }
```

When set, the effect radiates from this world position - full strength at the epicenter,
nothing beyond [Sandbox.CameraEffectSystem.BaseEffect.Radius](/api/Sandbox.CameraEffectSystem.BaseEffect/Radius).

Declared in [Sandbox.CameraEffectSystem.BaseEffect](/api/Sandbox.CameraEffectSystem.BaseEffect).
Assembly: `Sandbox.Engine`.