Archived posting to the Leica Users Group, 2005/10/06
[Author Prev] [Author Next] [Thread Prev] [Thread Next] [Author Index] [Topic Index] [Home] [Search]Your experience mirrors mine for both the 10D and the Fuji S3. Em 10/6/05 4:30 PM, "feli" <feli2@earthlink.net> escrivou: > False alarm. > > I set up a tape measure and took a few shots of it from about a 45 > degree angle at f1.4 (100asa). > My reference shot for sharpness was a shot taken at f8,which should > be the sweet spot for the lens. > It showed the 2ft mark clearly in focus. > > At f1.4 I saw: > > First I tried it with the AF, doing it's thing. The two foot mark was > in focus with the numbers to it's left and right gradually getting > softer. Looked pretty good. > > Then I set the camera to motordrive and as it hammered away at 3ps, I > very slowly racked from out > of focus in front of the 2ft mark to out of focus beyond it. One of > the frames at 2ft was as sharp as what > I was getting from just the AF. > > Then I tried to manually focus the lens. I managed one frame that was > marginally sharper than the AF, > but could not repeat that. > > So, I'm going to draw these conclusions. > > > The AF is only so accurate. > > The camera may just ever so slightly front focus. > > The 1.4/50 is no Summicron. I think I needed a Leica-R to Canon > adapter... > > The AA filter is killing some micro detail. Once you sharpen up the > RAW files they become crisper. > This would also explain why in tests, the DMR and Nikon 2DX appear to > have a little more snap. > > It sill is a very nice camera. > > > Feli > > > > > > ________________________________________________________ > feli2@earthlink.net 2 + 2 = 4 > www.elanphotos.com > > > NO ARCHIVE > > > _______________________________________________ > Leica Users Group. > See http://leica-users.org/mailman/listinfo/lug for more information