Archived posting to the Leica Users Group, 2014/07/13

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Subject: [Leica] IMG: Dune View
From: george.imagist at icloud.com (George Lottermoser)
Date: Sun, 13 Jul 2014 19:54:00 -0500
References: <CAAsXt4MK=pHAuUdKQcpZO5_7Y00o6RWk8iEn8=0uVyZ+d5yTVg@mail.gmail.com> <CAF8hL-EOK7P7XWsCi49DVzyHWUixgWfW_b5fCdTa1u8bsL=3JQ@mail.gmail.com> <CAAsXt4NEpY7brVkxG7b9jHFS8fvJCDpe_y7bCfaSw3yF2B+yFA@mail.gmail.com> <F0518784-CDA2-4042-AA85-577F7268A274@icloud.com> <5179DBEF-E233-4948-BD29-864BEFCF7EAE@gmail.com> <4CF1B0DA-8CE6-4B2D-8621-30EF141D9C99@icloud.com> <CAAsXt4Mhvu_5j8BA6SSB=9GBcE9LYrMXfmP88TDW0KqaEUbw5g@mail.gmail.com>

Thanks for taking the time to talk through your kit and working methods Bob.

As I mentioned to Richard - I'm working with my Cambo Ultima Rig in 
anticipation of eventually hanging some sort of "old" medium format digital 
back on it.

Every bit of medium format back information helps me make better choices.

a note off the iPad, George

On Jul 13, 2014, at 7:43 PM, Robert Adler <rgacpa at gmail.com> wrote:

> The digital back is, unlike film, completely flat (no camera I know holds
> the film completely flat) and has no dimensionality (unlike film emulsion
> which is layered). So critical focus is not possible with the GG; you can
> get close. With Alpa you put a mount on your digital back to mount it to
> the camera frame. Alpa provides shims in increments of 0.01mm and there is
> a methodology to calibrate your specific back and your specific Alpa mount
> to within 0.01mm. Amazingly, there is a difference!
> 
> The back does have a retina equivalent display, but it is small and
> difficult to move around. Also, it only displays the jpeg. So that is what
> I used to do before: frame and get close with the GG, snap, review the
> image with a 10X loupe under a dark cloth on the backs small display (you
> can enlarge, move around, etc., but it's slow). Adjust and shoot again
> until satisfied.
> 
> Having a 12" retina equivalent display is revolutionary!


In reply to: Message from rgacpa at gmail.com (Robert Adler) ([Leica] IMG: Dune View)
Message from richard at richardmanphoto.com (Richard Man) ([Leica] IMG: Dune View)
Message from rgacpa at gmail.com (Robert Adler) ([Leica] IMG: Dune View)
Message from george.imagist at icloud.com (George Lottermoser) ([Leica] IMG: Dune View)
Message from rgacpa at gmail.com (Bob Adler) ([Leica] IMG: Dune View)
Message from george.imagist at icloud.com (George Lottermoser) ([Leica] IMG: Dune View)
Message from rgacpa at gmail.com (Robert Adler) ([Leica] IMG: Dune View)