08-11-2012, 11:39 PM
Yes, there should be a shield. you might get feedback without it.
You can see it on top of my 15DX.
[Image: http://farm4.staticflickr.com/3587/35547...aeee_z.jpg]
You can see it on top of my 15DX.
[Image: http://farm4.staticflickr.com/3587/35547...aeee_z.jpg]