Forum Thread : Changing Aperture on Nikon Lens with a Canon Body
I used to have a Nikon, with which I used a 55-200mm lens, and have since bought a Canon 7D, but don't really want to sell my 55-200 if I don't need to. I therefore bought an adapter so I can use the lens with the 7d, however, because the lens' aperture is changed digitally, t ...more