Archived posting to the Leica Users Group, 2011/07/07
[Author Prev] [Author Next] [Thread Prev] [Thread Next] [Author Index] [Topic Index] [Home] [Search]Mark, The easy way to selective sharpening: http://www.pixelgenius.com/sharpener2/index.html Cheers Jayanand On Fri, Jul 8, 2011 at 1:37 AM, 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 >