Stan, Godfrey, and Rick: This was most helpful. I didn't realize the histogram was analysis of the JPEG playback version when shooting in RAW. I had always assumed the histogram was an analysis of the RAW settings when shooting in RAW. Big Thanks, Christine
----- Original Message ----- From: "Stan Halpin" <[EMAIL PROTECTED]> To: "Pentax-Discuss Mail List" <[email protected]> Sent: Wednesday, April 30, 2008 10:07 PM Subject: Re: K10D v Lightroom exposure and histograms > To amplify just a bit on Godder's reply... > > If you shoot a few frames as RAW+JPEG and then import them into LR, > it is easy to see at a glance which are the JPEG (lighter) and which > are the RAW (darker). I was reminded of this last night while > scrolling through way too many thumbnails to try and find a shot of > my mother-in-law that my wife needed ASAP... (Don't anybody mention > Keywords to me. I know all about them and sometimes even use them. > Just not on shots that I have any reason to look for later.) I came > across a bunch of duplicate shots, with one version lighter than the > other. It took my work- and wine-befuddled mind a while before I > realized that they were from the brief era when I was doing the RAW > +JPEG thing. (Don't ask why, I haven't a clue. It must have seemed > like a good idea at the time.) The camera does its magic processing > of RAW to JPEG, saves the result and/or puts a small version of it on > the LCD for you to view. And uses that JPEG version as the basis for > its scene analysis which yields the histogram. You need to do that > processing yourself with the RAW output. Which I usually find usually > involves adding some exposure or fill-lighting. This was true with > the *ist-D as well as the K10D. > > stan > > On Apr 30, 2008, at 7:34 PM, Rick Womer wrote: > >> =Why= am I asking this question, just four days from >> my K10D's first birthday and the expiry of its >> warranty? >> >> Anyway... >> >> I've been looking at the histogram on the camera more >> lately, and noticed that it usually does not >> correspond to the histogram in Lightroom. >> >> So, I set the camera according to Godfrey's >> recommendations of several months ago. Not much help: >> in B&W, the image on the camera's LCD and histogram >> is about 1 stop brighter than the image and histogram >> that Lightroom gives me. In color, there is more >> variation, with the histogram (and the "blinkies") 0.5 >> to 1.25 stops brighter than Lightroom. >> >> This is something I can live with (rather than part >> with my camera for two weeks, and $150!), but I'm >> curious about whether it is typical or correctable, >> either in LR or in the camera. >> >> Rick >> >> >> http://www.photo.net/photos/RickW >> >> >> >> ______________________________________________________________________ >> ______________ >> Be a better friend, newshound, and >> know-it-all with Yahoo! Mobile. Try it now. http:// >> mobile.yahoo.com/;_ylt=Ahu06i62sR8HDtDypao8Wcj9tAcJ >> >> -- >> PDML Pentax-Discuss Mail List >> [email protected] >> http://pdml.net/mailman/listinfo/pdml_pdml.net >> to UNSUBSCRIBE from the PDML, please visit the link directly above >> and follow the directions. > > > -- > PDML Pentax-Discuss Mail List > [email protected] > http://pdml.net/mailman/listinfo/pdml_pdml.net > to UNSUBSCRIBE from the PDML, please visit the link directly above and > follow the directions. > -- PDML Pentax-Discuss Mail List [email protected] http://pdml.net/mailman/listinfo/pdml_pdml.net to UNSUBSCRIBE from the PDML, please visit the link directly above and follow the directions.
