NEX-5N autofocus in action to capture these ducks in flight. Sony NEX-5N with 55-210mm OSS and DH1758 1.7x Conversion Lens Here are some excellent photos produced by the NEX-5N and the 55-210mm OSS lens with a 1.7x Tele Conversion lens attached taken by zackiedawg . He uses the NEX-5N in A or S mode with Auto ISO. He makes sure that the shutter speed is fast enough to eliminate any camera movement. Autofocus is set to AF-S. He is producing excellent results with such a portable setup. Here is zackiedawg's description of the VCL-DH1758 1.7x Tele Conversion Lens: For those unfamiliar, these tele-extenders screw on to the filter threads on the end of the lens, and optically magnify the lens without light loss - so the effective range of the 55-210mm lens with the 1.7x extender onboard goes from 210mm max to 357mm max. This is a very useful range on the NEX body, given the 1.5x crop which allows for over 500mm effective range, and the fact that it loses no additional light m