ArcGIS Pro 3.0 API Reference Guide
ArcGIS.Core.CIM Namespace / CIMGraphicsLayer Class / ReferenceScale Property

ReferenceScale Property (CIMGraphicsLayer)
Gets or sets the graphics' reference scale.
Syntax
public double ReferenceScale {get; set;}
Remarks
This value takes precedence over any reference scale on the map.
Requirements

Target Platforms: Windows 11, Windows 10, Windows 8.1

ArcGIS Pro version: 2.6 or higher.
See Also