Humm. Never thought to look at just the one channel. I'll go back and see what some of them look like.
Dave On 10/15/07, Kenneth Waller <[EMAIL PROTECTED]> wrote: > > So if the red channel only is blowing out detail, what do you do? > > Underexpose? > I back down the overall exposure until the red channel is within bounds. > > >Don't you then loose all non-red detail? No they become somewhat under > >exposed. > In my cardinal images, It didn't take much correction to prevent red channel > blow out, but yes doing this will potentially underexpose non red detail > which you should be able to recover in post processing, whereas blown out > red detail is gone if you don't bring it within bounds. > > Kenneth Waller > http://tinyurl.com/272u2f > > > ----- Original Message ----- > From: "Dave Kennedy" <[EMAIL PROTECTED]> > Subject: Re: PESO: Lens Neglect > > > > So if the red channel only is blowing out detail, what do you do? > > Underexpose? Don't you then loose all non-red detail? (never really > > used the RGB channel histograms before). > > > > dk > > > > On 10/15/07, Kenneth Waller <[EMAIL PROTECTED]> wrote: > >> Check the red channel of the histogram on the camera. > >> I learned earlier this year, after shooting some cardinals, that even tho > >> the overall histogram was within bounds, when I looked @ the red channel, > >> I > >> was blowing out red details. > >> > > > > -- > > http://www.pbase.com/davekennedy > > Ottawa Valley, Ontario, Canada > > > -- > 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. > -- Equine Photography www.caughtinmotion.com http://brooksinthecountry.blogspot.com/ Ontario Canada -- 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.
