Thanks! I use a Nikon D40 and three lenses. The stock 18-55 for anything from 0-10ft, a Nikkor AF-S 55-200VR for 10-20ft, and a Sigma 70-300mm for 25ft+, usually. The D40 sadly has no AF motor though, so unless the lens has a built-in motor, it's manual focus only (which isn't so bad once you get used to it, actually). The…