ArcGIS Pro 3.4 API Reference Guide
ArcGIS.Desktop.Mapping Namespace / Layer Class / SetMinScale Method
Minimum scale.

In This Topic
    SetMinScale Method
    In This Topic
    Sets the layer's minimum scale (representative fraction) at which the layer is visible in a 2D map view. This method must be called on the MCT. Use QueuedTask.Run.
    Syntax
    public void SetMinScale( 
       double minScale
    )
    Public Sub SetMinScale( _
       ByVal minScale As Double _
    ) 

    Parameters

    minScale
    Minimum scale.
    Exceptions
    ExceptionDescription
    This method or property must be called within the lambda passed to QueuedTask.Run.
    Remarks
    When you zoom out beyond minimum scale, the layer will not draw. For example, if you set minimum scale to 5,000,000, the layer will not draw when you zoom out beyond 1:5,000,000.
    Requirements

    Target Platforms: Windows 11, Windows 10

    ArcGIS Pro version: 3 or higher.
    See Also