MapUriOptions.ZoomLevel Property
An int indicating the zoom level of the map to return. Optional. Set this property before making a service request.
Syntax
public int ZoomLevel { set; get; }
Public Property ZoomLevel As Integer
Remarks
The valid range of values for the ZoomLevel property is 1 to 21.
If the ZoomLevel property is not specified, Bing Maps sets the zoom level to the best level for the image requested.