object that represents the picture, OLE object, or ActiveX control that is the result of an INCLUDEPICTURE or EMBED field.
expression.InlineShape
expression Required. An expression that returns a Field object.
Remarks
An InlineShape object is treated like a character and is positioned as a character within a line of text.
Example
This example returns the width of the inline shape associated with the first field in the active document. For this example to work, the field must be an INCLUDEPICTURE field.
If ActiveDocument.Fields(1).Type = wdFieldIncludePicture Then
MsgBox ActiveDocument.Fields(1).InlineShape.Width
End If