filter phantomfilter

I bought a polarization filter that says it's for Phantom 3/4. How does it attach? (I feel like an idiot asking this) ; )

Hi, i've a problem and i need help. I've order the Nd filters for phantom 2 vision plus from phantomfilters.com. http://phantomfilters.bigcartel.com/product/nd-filter-set-for-dji-phantom2-vision I've recieved the pack, but the filters are more big, margins come out from the camera and...