Archived posting to the Leica Users Group, 2015/05/05

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Subject: [Leica] New M(246) Outputs 12 bit Files
From: csaganich at gmail.com (CJ andS)
Date: Tue, 5 May 2015 17:38:46 -0400
References: <CAAsXt4M8TOqVD30bX_TRpDr8Q6QDFXvZWTSSso2_PL6zdHUWsg@mail.gmail.com> <CAMk=+XWCtsT_eGOSCLZMSMP=SyxdTPbCEopcWTE7chvXnyAjGw@mail.gmail.com> <5548ECD3.6040900@lighttube.net> <CAAsXt4OmRRQ9NBFUyYMrdWm=uwJ6tFQgxPDBQsEU_9aTQohg2Q@mail.gmail.com> <5DAB6492-6B47-4620-A495-5D0943B49364@gmail.com> <CAH1UNJ005f-LZsi2290Kdg3mE6jqAoyuauqd0Fjf5w8BU=Yrng@mail.gmail.com> <ED53986B-36FF-47D6-B6B7-CBA4F6DD8D31@mac.com> <CAAsXt4MbAMgP0kf22z_QJFBt5349=imx2RrMuBmSxJQHupmR3w@mail.gmail.com>

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


Replies: Reply from rgacpa at gmail.com (Bob Adler) ([Leica] New M(246) Outputs 12 bit Files)
In reply to: Message from rgacpa at gmail.com (Robert Adler) ([Leica] New M(246) Outputs 12 bit Files)
Message from tmanley at gmail.com (Tina Manley) ([Leica] New M(246) Outputs 12 bit Files)
Message from jhnichols at lighttube.net (Jim Nichols) ([Leica] New M(246) Outputs 12 bit Files)
Message from rgacpa at gmail.com (Robert Adler) ([Leica] New M(246) Outputs 12 bit Files)
Message from steve.barbour at gmail.com (Steve Barbour) ([Leica] New M(246) Outputs 12 bit Files)
Message from jayanand at gmail.com (Jayanand Govindaraj) ([Leica] New M(246) Outputs 12 bit Files)
Message from abridge at mac.com (Adam Bridge) ([Leica] New M(246) Outputs 12 bit Files)
Message from rgacpa at gmail.com (Robert Adler) ([Leica] New M(246) Outputs 12 bit Files)