Archived posting to the Leica Users Group, 2011/09/08
[Author Prev] [Author Next] [Thread Prev] [Thread Next] [Author Index] [Topic Index] [Home] [Search]Glad you liked Herb. I discount most of what this guy writes but this one seemed good. Best, Bob Bob Adler http://www.rgaphoto.com On Sep 8, 2011, at 12:37 PM, Herbert Kanner <kanner at acm.org> wrote: > Great reference, Bob. Every one here who uses a digital camera should read > and reread that article until everything said in it is crystal clear. > > Herb > > >> Then key is it works best for scenes where the contrast doesn't >> exceed the capture range of your sensor AND even if it does, you can >> use it with caution (i.e., you should probably bracket). >> Good article as is the Reichmann article on luminous landscape: >> http://www.luminous-landscape.com/tutorials/optimizing_exposure.shtml >> >> >> Bob Adler >> http://www.rgaphoto.com >> >> On Sep 8, 2011, at 7:39 AM, Tina Manley <images at comporium.net> wrote: >> >> > I've been reading about histograms and found this very interesting: >> > http://schewephoto.com/ETTR/index.html >> > >> > ETTR - Expose to the Right for best signal to noise ratio. I've tried >> > it >> > with several experiments and it's amazing how much slight overexposure >> > can >> > help with noise in the shadows. There are other sites trying to >> > disprove >> > ETTR but I've found it works for me. Looks like that's what you've done >> > with this one, too. >> > >> > Tina >> > >> > On Wed, Sep 7, 2011 at 7:40 PM, Jim Nichols >> <jhnichols at lighttube.net> wrote: >> > >> >> My posting of the late Rose of Sharon image led to discussions on the >> >> Oly >> >> list about proper exposure. I have seldom used the histogram to adjust >> >> exposure when making pictures. I have used it as an indication of >> >> proper >> >> levels in the post-processing of the image. >> >> >> >> I went out to try to find the best exposure adjustment for a >> similar image. >> >> I ended up using EV +1/3 on the E-1 for this image. >> >> >> >> http://gallery.leica-users.org/v/OldNick/Improved+Histogram.jpg.html >> >> >> >> I now look forward to a sunny day (next week maybe?) to see if I can >> >> find >> >> what works under those lighting conditions. >> >> >> >> Comments and critiques welcomed. >> >> >> >> Jim Nichols >> >> Tullahoma, TN USA >> >> >> >> _______________________________________________ >> >> 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 > > -- > Herbert Kanner > kanner at acm.org > 650-326-8204 > > Do not meddle in the affairs of cats, > for they are subtle and will pee > on your computer! > > _______________________________________________ > Leica Users Group. > See http://leica-users.org/mailman/listinfo/lug for more information