Archived posting to the Leica Users Group, 2007/02/18
[Author Prev] [Author Next] [Thread Prev] [Thread Next] [Author Index] [Topic Index] [Home] [Search]Don, I think the demo at Cooters is probably 1.09 as they received it a week before Christmas when I was down there. So far I have not tried to shoot any high iso stuff yet. I will have to try some later. Gene -------------- Original message from "Don Dory" <don.dory@gmail.com>: -------------- > Bob, > If you didn't run any corrections in Light Room then the shift at 2500 is > major. Sounds like a retest on a tripod so no other variations. I would > also ask if they are on version 1.09 firmware on their demo. I still > wouldn't worry about it, the correction in LR would be pretty simple even > if > there were random color shifts. I can say that my sample is not behaving > in > that manner. > > Reading between the lines at dpreview over many tests a lot of cameras > shift > wb as the ISO goes up especially in tungsten, none as major as this shows. > > Happy snaps in OK > > Don > don.dory@gmail.com > > On 2/18/07, Robert D. Baron wrote: > > > > Don Dory wrote: > > > > > Don't sweat the wb Bob. Shoot in DNG and all will be very well > > > indeed. Minor tweaking in the converter of your choice, not much > > > different than color film but faster and easier. Forget the jpg's, > > > raw is good. > > > > Don, I should have been more clear. The shots I posted had to be > > converted to .jpg to be uploaded but the original shots were > > .dng; I have only shot raw files for the last several years. I merely > > opened these .dng image files in the beta of Adobe Lightroom and I > > immediately noticed the odd (to me) color shift as the ISO had been > > adjusted upward when they were made; I did no sharpening or color > > management whatsoever. > > > > To reiterate my original question: > > > > > One question I have is about the color it produced on my test; I may > > > be having brain fade and not remembering something I should know, but > > > please take a look at these 4 test shots from ISO 160 to 2500 (you > > > can see the ISO of each when you click through from the thumbnails to > > > the full size images) and tell me why there is such a color shift as > > > the ISO increases: http://www.bobbaron.com/M8TestFeb07/index.htm > > > > I'm trying to be an observer, not a complainer. I'm just curious as to > > 'why'. > > > > And while we are talking I've got one more question for those of you > > with better color vision than me (probably most all of you; I've got > > typical male red-green anomalous vision to some small but apparent > > degree): I made it a point to include the rack with black LowePro > > gadget bags in the right 1/3 of these shots....I assume they contain > > some synthetic material and was wondering if they would display the > > infamous magenta color cast. Do they? > > > > Again, I like the camera overall and I'm sure I'll add one to my bag at > > some point. These are just questions I'm asking. > > > > The LUG is one of the few places I can get answers......all kinds of > > answers.... ;-) ;-) > > > > Thanks and best regards, > > > > --Bob > > > > > > > > > > _______________________________________________ > > 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