Archived posting to the Leica Users Group, 2013/07/27

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Subject: [Leica] Auto ISO
From: mark at rabinergroup.com (Mark Rabiner)
Date: Sat, 27 Jul 2013 23:32:18 -0400

I like it because I end up using just the iso I need to be using and not one
higher. To me that keeps my quality optimum. Otherwise I'd shoot all kinds
of stuff with a why higher iso than really necessary.
To me Auto ISO  isone of the key reason to shoot digital over film.


On 7/27/13 8:12 PM, "Bob Adler" <rgacpa at gmail.com> wrote:

> Thanks Ken. This is a workable solution to the Fuji's shortcoming of not
> being able to use exposure compensation. Good thinking!
> 
> 
> On Sat, Jul 27, 2013 at 9:13 AM, Ken Carney <kcarney1 at cox.net> wrote:
> 
>> I wondered about this also, so experimented this morning.  Like the others
>> responding, I set the shutter speed and aperture manually and let the
>> camera
>> (Fuji X-E1) pick the ISO (range from 200-6400 for raw files).   It appears
>> that the camera is using the exposure mode selected to determine AE (i.e.,
>> spot, average or multi), and you can change it even though not in AE mode.
>> Also I notice that AE/AF lock works for recomposing (although the ISO
>> changes it you move it way off the mark).  Very neat.  I think this is a
>> good solution for the Fuji at least, since it has little noise at higher
>> ISO's.  Thx for posting the question - always something new to learn.
>> 
>> Ken
>> 
>> -----Original Message-----
>> From: lug-bounces+kcarney1=cox.net at leica-users.org
>> [mailto:lug-bounces+kcarney1=cox.net at leica-users.org] On Behalf Of 
>> Steve
>> Barbour
>> Sent: Saturday, July 27, 2013 12:12 AM
>> To: Leica LUG
>> Subject: [Leica] Auto ISO
>> 
>> In a recent thread,  Mark Rabiner cleverly argued for a new approach to
>> vary
>> exposure, that raised eyebrows, but has received support and accolades.
>> 
>> Rather than varying  f stop or time of exposure Mark pushed the idea of
>> varying ISO settings using  AUTO ISO. Ideal for many conditions this is
>> being widely used. Fast digital cameras NOW have various AUTO ISO systems
>> built into the program options.
>> 
>> I generally shoot fast glass at full aperture, in aperture priority mode.
>> 
>> I would like to learn more about Auto ISO mode, its use, strengths and
>> weaknesses, impact on the results...from Mark and other
>> 
>> friends here, so please don't hesitate,
>> 
>> 
>> thanks, Steve
>> 
>> 
>> 
>> 
>> _______________________________________________
>> 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
>> 
> 
> 




-- 
Mark William Rabiner
Photographer
http://gallery.leica-users.org/v/lugalrabs/




In reply to: Message from rgacpa at gmail.com (Robert Adler) ([Leica] Auto ISO)