---
title: radius
framework: coreimage
role: symbol
role_heading: Instance Property
path: coreimage/cimotionblur/radius
---

# radius

The radius of the blur, in pixels.

## Declaration

```swift
var radius: Float { get set }
```

## See Also

### Instance Properties

- [angle](coreimage/cimotionblur/angle.md)
- [inputImage](coreimage/cimotionblur/inputimage.md)