Gets or sets a rectangle, in points, defining the visible region of default user space. When the page is displayed or printed, its contents are to be clipped (cropped) to this rectangle and then imposed on the output medium in some implementation-defined manner. Default value is MediaBox.

'Declaration
 
Public Property CropBox As System.Nullable(Of RectangleF)

public System.Nullable<RectangleF> CropBox {get; set;}