---
title: "TiffFrame.ExtraChannels Property "
canonical: https://www.graphicsmill.com/docs/gm/P_Aurigma_GraphicsMill_Codecs_TiffFrame_ExtraChannels.htm
product: "Graphics Mill"
---

# TiffFrame.ExtraChannels Property 
 
Gets a collection of extra channels associated with this frame. Using this property you can either obtain all extra channels from the TIFF page or write some channels in addition to primary ones.
 
**Namespace:** [Aurigma.GraphicsMill.Codecs](https://www.graphicsmill.com/docs/gm/N_Aurigma_GraphicsMill_Codecs.htm.md)
 **Assembly:** Aurigma.GraphicsMill (in Aurigma.GraphicsMill.dll)
 
## Syntax
  
```csharp
public ReadOnlyCollection<TiffExtraChannel> ExtraChannels { get; }
```
 
### Property Value
A [TiffExtraChannelCollection](https://www.graphicsmill.com/docs/gm/T_Aurigma_GraphicsMill_Codecs_TiffExtraChannelCollection.htm.md) containing extra channels associated with this frame.
   
## See Also

### Reference

- [TiffFrame Class](https://www.graphicsmill.com/docs/gm/T_Aurigma_GraphicsMill_Codecs_TiffFrame.htm.md)
- [Aurigma.GraphicsMill.Codecs Namespace](https://www.graphicsmill.com/docs/gm/N_Aurigma_GraphicsMill_Codecs.htm.md)

### Manual

- [Working with TIFF Extra Channels](https://www.graphicsmill.com/docs/gm/working-with-tiff-extra-channels.htm.md)