Archived posting to the Leica Users Group, 2004/01/28
[Author Prev] [Author Next] [Thread Prev] [Thread Next] [Author Index] [Topic Index] [Home] [Search]On 1/27/04 12:19 PM, "Michiel Fokkema" <michiel.fokkema@wanadoo.nl> wrote: > Hello Ted, > > I think I see barrel distortion a bit in the second picture and a lot in > the third picture. > Distortion is when straight lines look bend in the picture. If they bend > inwards it is pincushion distortion, when they bend outwards it is > barrel distortion. This type of distortion is very hard to correct in > zoom lenses. In the wide range you have barrel distortion that changes > to pincushion distortion in the tele range. It does not disapear when > the lens is stopped down. > You probably were never very aware of distortion because quality lenses > are well corrected. One exception is the Leica 28-70, that is so bad in > this respect that I sold it as fast as I could. > Nice thing of digital images is that you can correct these distortions. > Don't ask me how because I don't know, I also use high quality lenses:-) > > Best regards, > > > Michiel Fokkema > You take the barrel distortion out in software. :) Mark Rabiner Photography Portland, Oregon http://rabinergroup.com/Catagorypages/PersonalWork.html - -- To unsubscribe, see http://mejac.palo-alto.ca.us/leica-users/unsub.html