This example scrolls the image to a specified location, sets the Magnifier zoom factor, and then displays the Magnifier window.
Private Sub cmdMagnifier_Click()
'Scroll the image to a specific horizontal/vertical pixel
'location.
ImgEdit1.ScrollPositionX = 800
ImgEdit1.ScrollPositionY = 1000
'Magnifier window will zoom underlying image data to 4 times
'its size.
ImgEdit1.MagnifierZoom = wi4XMagnifier '1
ImgEdit1.ShowMagnifier True
End Sub