[Leica] New M(246) Outputs 12 bit Files

Bob Adler rgacpa at gmail.com
Tue May 5 15:05:03 PDT 2015


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


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