Archived posting to the Leica Users Group, 2015/11/15
[Author Prev] [Author Next] [Thread Prev] [Thread Next] [Author Index] [Topic Index] [Home] [Search]Agreed and I really admire your focus stacking images Paul (the gargoyle at Notre Dame pops to mind). Best, Bob Bob Adler www.robertadlerphotography.com > On Nov 15, 2015, at 6:29 AM, Paul Roark <roark.paul at gmail.com> wrote: > > Bob, > > To put my earlier comment in context, I almost never use "focus peaking" at > all. The two most accurate focusing approaches I've seen with the Sony a7r > series is, first, an accurately set infinity stop on a manual focus lens, > and second, the magnifier. The only Sony AF lens I have is the 35mm > f/2.8. The Sony AF seems to do a good job with that when it is wide open, > but at f/8, its percentage of hits goes down significantly. The model 2 is > better than the first one, but I still rely on MF and the magnifier mostly. > > I suspect many on this forum who have mastered rangefinder street shooting > will find the mirrorless camera focusing second rate. > > As to the tilts, I have been a huge fan of the Canon Tilt Shift series, but > now I'm finding stacking of multiple shots with different focus points is > what I usually use. What I call "dual focus" shooting is now almost my > norm. This involves taking two quick shots, one focused on the near point > of interest and the second on the distant point. This second point is very > often "infinity." That is where the hard MF infinity stop becomes so > important. It makes the process very fast and thus holds movement in hand > held shots to a minimum. > > Optimizing sharpness with these high MP sensors is tough. There is no > DOF. At the pixel level minute focus changes even at f/8 are visible if > one pixel peeps the image on the monitor. > > So, the question is where to put the paper-thin peak focus. Everything > being a compromise, I find a close point of interest and the distant > background being tack sharp gives the best sense of depth and dimension to > my B&W landscape shots. But that's a matter of style of shooting that just > seems to work for me. > > Paul > www.PaulRoark.com > >> On Sat, Nov 14, 2015 at 10:11 PM, Robert Adler <rgacpa at gmail.com> >> wrote: >> >> Perhaps, but I could really never get it to work for me. And in low >> contrast situations, awful. >> Image review and camera adjustment in the field is the best answer for me. >> I used to carry a MS Surface Pro connected to my MFDB. Now, with a CMOS >> back, I need nothing else but the back's display for initial settings as >> well as image review. It's a bit like falling off a log (and if you >> recall, >> Paul, I'm quite good at that!) :-) >> >>> On Fri, Nov 6, 2015 at 6:35 AM, Paul Roark <roark.paul at gmail.com> >>> wrote: >>> >>> The most useful place I've seen focus peaking help is in setting the >> degree >>> of tilt with a tilt/shift lens. >>> >>> Paul >>> >>> _______________________________________________ >>> Leica Users Group. >>> See http://leica-users.org/mailman/listinfo/lug for more information >> >> >> >> -- >> Bob Adler >> www.robertadlerphotography.com >> >> _______________________________________________ >> Leica Users Group. >> See http://leica-users.org/mailman/listinfo/lug for more information > > _______________________________________________ > Leica Users Group. > See http://leica-users.org/mailman/listinfo/lug for more information