Hi Roland, Roland Mabo wrote: > > For example, I have a M 28 f/2.8. I want to use it on the *ist, > because of the lovely character the M 28 has. Now, I set the > lens at f/2.8 and the *ist displays a shutter speed of 1/125. > But I don't want to use it at f/2.8, I want more depth-of-field. > I want to use it at f/8, so I set it to f/8 - and the lens stops > down ("instant depth-of-field") and I set the shutter to 1/15 > so I get a correct exposure. Now I fire the shutter.
I do not think that this is correct. The lens will stay open even if you select f/8, but the camera will not know this so it will meter as if the lens is set to f/2.8. So you need to manually override the 1/125 with 1/15. Cheers, Boz