Nikon F-C mount lens adapterAllows C Mount Video Camera to Accept 35mm SLR Camera Lens. Mounting the FC E8 on a A95 is simple as long as we have a 37 28mm thread converter. Mounting the FC E9 has two options, however. One can use the Canon (or LensMate) 52mm adapter tube and a 52 46mm step down ring or thread converter. Or, one can use Nikon's UR E7 ring, which is a 28 46mm step up ring, and the LensMate 37mm tube with a 37 28mm thread converter. Since the fisheye converter FC