---
title: "UnsharpMask..::.Radius Property "
canonical: https://www.graphicsmill.com/docs/gm5/P_Aurigma_GraphicsMill_Transforms_UnsharpMask_Radius.htm
product: "Graphics Mill 5.5 for .NET"
---

This documentation is for the old version. [Go to the latest Graphics Mill docs](https://www.graphicsmill.com/docs/gm/)

# UnsharpMask.Radius Property 
 
Gets/sets blur radius used to produce unfocused version of the image (necessary for unsharp mask algorithm).
 
**Namespace:** [Aurigma.GraphicsMill.Transforms](https://www.graphicsmill.com/docs/gm5/N_Aurigma_GraphicsMill_Transforms.htm.md)
 **Assembly:** Aurigma.GraphicsMill (in Aurigma.GraphicsMill.dll)
 
## Syntax
  
```
Public Property Radius As Single
```
 
```csharp
public float Radius { get; set; }
```
 
### Property Value
Value that specifies blur radius used to produce unfocused version of the image.
 
## Remarks
 Default value is 2.
   
## See Also

### Reference

- [UnsharpMask Class](https://www.graphicsmill.com/docs/gm5/T_Aurigma_GraphicsMill_Transforms_UnsharpMask.htm.md)
- [Aurigma.GraphicsMill.Transforms Namespace](https://www.graphicsmill.com/docs/gm5/N_Aurigma_GraphicsMill_Transforms.htm.md)