>A most pleasant surprise! > >I just purchased a 300mm F4 and thought I'd have to sell my >17EII and get a 14EII. Just tried it today and it works like >a charm on the D800. I had forgot about the D800 moving up to >f8.
When your ready to go to 600mm with that lens, add the 20E III and be amazed. I shoot this setup on my D800 at f10. Focus is a little slower but not much. No hunting or missed focus. On a tripod the results are amazing.