Hi Rich. I bought two bodies, 1DSMK3 and 7D. I also have a 300 f2.8 IS L a 500 f4 IS L and a 1 x 4 converter. with all these im pretty much covered in focal length from 300 to over a thousand. The only fly in the ointment is the slow frame rate of the 1D but to be honest, i hav