Archived posting to the Leica Users Group, 2011/07/07
[Author Prev] [Author Next] [Thread Prev] [Thread Next] [Author Index] [Topic Index] [Home] [Search]Hi Mark, The pixels in this image have not been sharpened to protect the innocent (unless of course LR applied some sharpening when it output to the web...). Bob Adler http://www.rgaphoto.com On Jul 7, 2011, at 1:07 PM, Mark Rabiner <mark at rabinergroup.com> wrote: > I think an advantage to medium format digital is it can take a lot of > sharpening and not get all funny. > This to me is also an advantage to using lower ISO's... > than maybe you'd think you'd even need. > > A high iso small format capture makes of an image which needs to be > sharpened very very carefully; as you can go to far and the next day you > look at it and you realized you have to redo it. Unless there is a layer > in > Photoshop for sharpening. Which I'd think there easily could be. > > > Mark William Rabiner > > > >> From: Tina Manley <images at comporium.net> >> Reply-To: Leica Users Group <lug at leica-users.org> >> Date: Thu, 7 Jul 2011 12:52:26 -0400 >> To: Leica Users Group <lug at leica-users.org> >> Subject: Re: [Leica] Medium Format Digital >> >> 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