Archived posting to the Leica Users Group, 2013/01/27
[Author Prev] [Author Next] [Thread Prev] [Thread Next] [Author Index] [Topic Index] [Home] [Search]Bob and weave more exactly. With these tolerances, once your close just start geeking a bit; you're bound to get a hit sometime! :-) Sent from my iPad On Jan 27, 2013, at 9:56 PM, "Frank Filippone" <red735i at verizon.net> wrote: > Thanks to the Depth of Field Calculator on the WEB, I present. > > > > M9, focused at 10 Feet...Wide Open..circle of confusion 0.03mm > > Near Far Total DOF > > 50mm Noctilux 9.65 10.4 0.72 Feet > > 50 Summilux 9.52 10.5 1.02 > > 75 Summilux 9.78 10.2 0.45 > > 75 Summicron 9.69 10.3 0.63 > > 90 Summicron 9.79 10.2 0.44 > > > > Bob is correct.. the 75 Summicron has a narrower DOF than a Noctilux. > > > > At 5 Feet... > > 50 Noctilux 4.91 5.09 0.18 Feet > > 50 Summilux 4.88 5.13 0.25 > > 75 Summilux 4.95 5.06 0.11 > > 75 Summicron 4.92 5.08 0.15 > > 90 Summicron 4.95 5.05 0.11 > > 90 Elmarit (2.8) 4.93 5.08 0.15 > > > > To make this more inch related.. 0.1 feet = 1.2 inches > > > > Basically, focus carefully, my friends... > > > > Frank Filippone > > Red735i at verizon.net > > > > > _______________________________________________ > Leica Users Group. > See http://leica-users.org/mailman/listinfo/lug for more information