Archived posting to the Leica Users Group, 2015/05/05
[Author Prev] [Author Next] [Thread Prev] [Thread Next] [Author Index] [Topic Index] [Home] [Search]TECHNICALLY, there is always mumble-jumble about signal noise and leakage current blah blah blah that apologists would say "12 bits is just fine because the rest is mostly random noise anyway." Technically, it's (mostly) true. On the other hand, you can bet that if there is no FINANCIAL reason (which might be as simple as increasing the buffer size or performance of the Maestro processor), they would have just gone with 14 bits. On Tue, May 5, 2015 at 3:05 PM, Bob Adler <rgacpa at gmail.com> wrote: > Laughter is good for the soul: glad you are enjoying the thread. > > For me I haven't come to any conclusions because I cannot compare the two > outputs. > > However, using logic tells me the new mono output has significantly less > info than its foundation camera, the M240. Spending $8k for less data isn't > real funny to me and I'm not sure I trust Leica or its paid talking heads. > > Can you share with me/us how you determined the difference is > imperceptible? > Bob > > Bob Adler > www.robertadlerphotography.com > > > On May 5, 2015, at 2:38 PM, CJ andS <csaganich at gmail.com> wrote: > > > > I think it is funny that there is a fear of purchasing a Leica because it > > may be tainted by an imperceptible technical inferiority. High tech head > > games. Leica should give $100 coupons for talk therapy consultations > with > > their engineers. > > > >> On Tue, May 5, 2015 at 3:10 PM, Robert Adler <rgacpa at gmail.com> > >> wrote: > >> > >> Thanks Adam. Agree. > >> > >>> On Tue, May 5, 2015 at 10:54 AM, Adam Bridge <abridge at mac.com> > >>> wrote: > >>> > >>> In an image exposed so the lightest white is all the way to the right > on > >>> the histogram then the darker parts of the image won't have as much > >> detail > >>> in a 12 bit image as in a 14 bit image because it's in the very dark > >>> regions where there are fewer bits available. > >>> > >>> If the camera's noise attributes don't warrant 14 bits of detail then > >>> keeping at 12 would make sense since the noise in the darks wouldn't be > >>> resolved. > >>> > >>> In audio the difference between 12 and 14 bits in the sampling system > >>> would be obvious to many - probably even to me. > >>> > >>> I'm a little troubled by the reviewer whose "loyalty is to Leica". I > >>> almost quit reading at that point even though he tried to make it > better > >> in > >>> subsequent sentences. > >>> > >>> Adam > >>> > >>>>> On 2015 May 5, at 9:50 AM, Jayanand Govindaraj <jayanand at > >>>>> gmail.com> > >>>> wrote: > >>>> > >>>> 12 bit = 2 raised to the power of 12 = 4096 shades of gray > >>>> > >>>> 14 bit = 2 raised to the power of 14 = 16384 shades of gray > >>>> > >>>> Quite a bit of tonal difference technically. Whether the human eye can > >>>> perceive it in a meaningful way in a print - who knows? > >>>> > >>>> Cheers > >>>> Jayanand > >>> > >>> > >>> _______________________________________________ > >>> 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 > > > > > > > > -- > > Chris Saganich > > www.imagebrooklyn.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 > -- // richard <http://www.richardmanphoto.com> // http://facebook.com/richardmanphoto // https://instagram.com/richardmanphoto