Archived posting to the Leica Users Group, 2011/07/07

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Subject: [Leica] Medium Format Digital
From: rgacpa at yahoo.com (Bob Adler)
Date: Thu, 7 Jul 2011 12:11:56 -0700
References: <CAH1UNJ2cByyah3tvt+yC4-UZAEbnA_BxDkPAtqayDO8-6yyU1A@mail.gmail.com> <7F3E2370-990E-4571-A5C5-B353D63F4451@frozenlight.eu> <CAF8hL-G5hY9YR6AmPSy_Y9gGBaxjhbsvRAb2t285VvuoyHFVoQ@mail.gmail.com> <4DDBEC6F-268D-4A5F-A2D0-75E282F03A1A@yahoo.com> <CA+yJO1CeAS1Kuhh+xGhJ3Cb-yHX+C6VHR+Zw7zNhUfaWbpqovQ@mail.gmail.com> <034EC8EC-2B8A-4792-9A47-6A35931332DF@yahoo.com> <CA+yJO1CAB6Rxh6RV-Y+2R+qTZKEjyQzSYbLpbe8E_hH5YV_hGw@mail.gmail.com>

Will do. I think it has something to do with the gradient mask after 
selecting the sky with a very fuzzy refine edge. I'll let you know.
Renegade Bob

Bob Adler
http://www.rgaphoto.com

On Jul 7, 2011, at 11:24 AM, Tina Manley <images at comporium.net> wrote:

> Mine was taken on the 22nd, Wednesday.  Yes, that was when you walked into
> the trees and disappeared.  It must have cleared up from the time we left
> until the time you got there!  We left right after lunch and headed back to
> camp.  That endless hike up the hill from camp is a killer for me!
> 
> Thanks, but your sky looks much smoother than mine.  I'd love to see the
> process for skies.  I've tried everything I can think of!
> 
> Tina
> 
> On Thu, Jul 7, 2011 at 2:06 PM, Bob Adler <rgacpa at yahoo.com> wrote:
> 
>> Thanks Tina. Was your shot taken the day I went AWOL? That was the day I
>> took mine.
>> 
>> I do use CS5 for stitching. When I get home tonight I'll send you the
>> process for skies that Charlie Cramer gave in his printing workshop. That
>> said I'm not too sure my skies are any better than yours; very nice shot
>> indeed!
>> 
>> Bob
>> 
>> Bob Adler
>> http://www.rgaphoto.com
>> 
>> On Jul 7, 2011, at 9:52 AM, Tina Manley <images at comporium.net> wrote:
>> 
>>> Now that is one sharp photo!!  You had a clear view of Owens Valley.
>> When
>>> we went up two days later there was a lot of haze.  Here is my panorama
>> from
>>> the same spot:
>>> http://www.pbase.com/image/136216932
>>> 
>>> I have a problem smoothing out skies in panoramas.  Are you using
>> Photoshop
>>> to stitch your's?
>>> 
>>> Tina
>>> 
>>> On Thu, Jul 7, 2011 at 2:42 AM, Bob Adler <rgacpa at yahoo.com> wrote:
>>> 
>>>> My P45+ stitched in portrait orientation (18mm shift on each side) with
>> the
>>>> 35mm lens gives a rough equivalent of a medium format 17.5mm lens. That
>>>> translates into what, about a 12mm rectilinear 35mm equivalent?
>>>> 
>>>> And you want what?
>>>> See:
>>>> http://www.rgaphoto.com/GT/content/Valley_View_Pano_W_large.html
>>>> 
>>>> This image is from 3 main segments produced by using 3 back shifts with
>> a
>>>> portrait oriented P45+ and 35mm lens, for each segment. The 3 back
>> shifts of
>>>> each segment were stitched together from the images of the 35mm lens
>> shifted
>>>> in portrait orientation. This roughly equates to the view of each of the
>> 3
>>>> segments equaling the field of view of a 17.5mm medium format lens/ 12mm
>>>> lens on a 35mm format system.  3of these were stitched(swinging the
>> camera
>>>> on a panoramic head) to give the image. It was then cropped. The file is
>>>> over 2.2GB.
>>>> 
>>>> Give me a place to stand and I will hang this image!
>>>> 
>>>> In all seriousness there are some correctly stated and some overstated
>>>> items in this expose. But all in all, medium format for landscapes is at
>> a
>>>> really nice place right now...
>>>> 
>>>> Anyone want to buy some Hassy V and Canon equip? :-)
>>>> Bob
>>>> 
>>>> Bob Adler
>>>> http://www.rgaphoto.com
>>>> 
>>>> On Jul 6, 2011, at 9:25 PM, Richard Man <richard at imagecraft.com> 
>>>> wrote:
>>>> 
>>>>> My pipe dream is that someone, well, Fuji specifically :-) would make a
>>>>> 
>>>>> 18x49mm sensor, and build a digital RF system for it. The sensor size
>> is
>>>>> just about the same size as the "full frame" 35mm, so the technology
>> and
>>>>> cost is known (remember that full frame Canon and Sony are as "low" as
>>>>> $2500).
>>>>> 
>>>>> The result would of course be a cropped digital XPan. The lens should
>> be
>>>>> much easier to design - heck, lets make them all F2.8 while we are at
>> it.
>>>>> 
>>>>> Sell the whole system with 3 lens (30, 45 and 90 equivalent) for
>> $10,000
>>>> to
>>>>> $12,000, and I bet they will sell at least as many of that as Pentax
>>>> 645D.
>>>>> 
>>>>> 
>>>>> 
>>>>> 
>>>>> --
>>>>> // richard <http://www.imagecraft.com/>
>>>>> // icc blog: <http://imagecraft.com/blog/>
>>>>> // richard's personal photo blog: <http://www.5pmlight.com>
>>>>> [ For technical support on ImageCraft products, please include all
>>>> previous
>>>>> replies in your msgs. ]
>>>>> 
>>>>> _______________________________________________
>>>>> 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
>>>> 
>>>> 
>>> 
>>> 
>>> --
>>> Tina Manley, ASMP
>>> www.tinamanley.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
>> 
>> 
> 
> 
> -- 
> Tina Manley, ASMP
> www.tinamanley.com
> 
> _______________________________________________
> Leica Users Group.
> See http://leica-users.org/mailman/listinfo/lug for more information


In reply to: Message from jayanand at gmail.com (Jayanand Govindaraj) ([Leica] Medium Format Digital)
Message from photo at frozenlight.eu (Nathan Wajsman) ([Leica] Medium Format Digital)
Message from richard at imagecraft.com (Richard Man) ([Leica] Medium Format Digital)
Message from rgacpa at yahoo.com (Bob Adler) ([Leica] Medium Format Digital)
Message from images at comporium.net (Tina Manley) ([Leica] Medium Format Digital)
Message from rgacpa at yahoo.com (Bob Adler) ([Leica] Medium Format Digital)
Message from images at comporium.net (Tina Manley) ([Leica] Medium Format Digital)