---
title: "BaseViewer..::.ActualSizeVerticalScale Property "
canonical: https://www.graphicsmill.com/docs/gm5/P_Aurigma_GraphicsMill_AjaxControls_BaseViewer_ActualSizeVerticalScale.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/)

# BaseViewer.ActualSizeVerticalScale Property 
 
Gets a value which represents the ratio of screen vertical resolution to the content resolution.
 
**Namespace:** [Aurigma.GraphicsMill.AjaxControls](https://www.graphicsmill.com/docs/gm5/N_Aurigma_GraphicsMill_AjaxControls.htm.md)
 **Assembly:** Aurigma.GraphicsMill.AjaxControls (in Aurigma.GraphicsMill.AjaxControls.dll)
 
## Syntax
  
```
<BrowsableAttribute(False)> _
Public Overridable ReadOnly Property ActualSizeVerticalScale As Single
```
 
```csharp
[BrowsableAttribute(false)]
public virtual float ActualSizeVerticalScale { get; }
```
 
### Property Value
The value which represents the ratio of screen vertical resolution to the content resolution.
 
## Remarks
  
This property is used to determine how strong the content height was resized to be scaled to its actual size.
 
By default this property equals to 1.0 and should be overriden in the inherited class.
   
## See Also

### Reference

- [BaseViewer Class](https://www.graphicsmill.com/docs/gm5/T_Aurigma_GraphicsMill_AjaxControls_BaseViewer.htm.md)
- [Aurigma.GraphicsMill.AjaxControls Namespace](https://www.graphicsmill.com/docs/gm5/N_Aurigma_GraphicsMill_AjaxControls.htm.md)
- [BaseViewer.ActualSizeHorizontalScale](https://www.graphicsmill.com/docs/gm5/P_Aurigma_GraphicsMill_AjaxControls_BaseViewer_ActualSizeHorizontalScale.htm.md)
- [BitmapViewer.ScaleToActualSize](https://www.graphicsmill.com/docs/gm5/P_Aurigma_GraphicsMill_AjaxControls_BitmapViewer_ScaleToActualSize.htm.md)

### Manual

- [Displaying Image in BitmapViewer (AJAX Controls)](https://www.graphicsmill.com/docs/gm5/AjaxControlsDisplayingImageinBitmapViewer.htm.md)