Archived posting to the Leica Users Group, 2014/08/03
[Author Prev] [Author Next] [Thread Prev] [Thread Next] [Author Index] [Topic Index] [Home] [Search]Ah, so you are the infamous "Frank" in Bob's blog :-) On Sun, Aug 3, 2014 at 2:57 PM, Frank Filippone <red735i at verizon.net> wrote: > Amen. But if you use the lens wide open, an EVF is a wonderful tool.... > > Now this is true no matter camera you use... Bob Adler and I went out > shooting this past week.... I with a M9, he with his ALPA. > > Now Bob was focusing in bright sunlight on the side of a building.... ie, a > non-moving subject. To not saturate his sensor, he had to do this at F32. > We spent a good 15 minutes with his giant ground glass ( Surface Pad with > appropriate SW) to be sure that focus was attained..... Focusing at F32 is > pretty hard to do .....not that it is dark, but that the DOF hides the true > focus plane..... > > Clear message... open up that lens to its widest aperture to focus, then > shut down during exposure..... which is what happens automatically to most > all lenses made since 1965 or so... > > And in general, does not happen with cross platform lenses and bodies..... > > Frank Filippone > Red735i at verizon.net > > > > > > I am now of the firm opinion that Leica M lenses are only suitable for > Leica rangefinder bodies. No matter what fancy electronic focusing system > is developed in the future there is no way around the fact that you must > focus wide open to nail focus when viewing through the lens. > > > > _______________________________________________ > Leica Users Group. > See http://leica-users.org/mailman/listinfo/lug for more information > -- // richard <http://www.richardmanphoto.com> // http://facebook.com/richardmanphoto