Archived posting to the Leica Users Group, 2009/04/24
[Author Prev] [Author Next] [Thread Prev] [Thread Next] [Author Index] [Topic Index] [Home] [Search]Jerry, I would not expect you to be using a UV/IR filter with slide or print film. On the M8 my 21mm pre asph before coding gave me color fringing when using a UV/IR filter and no color fringing after it was coded. I don't think we're talking the same thing here. Len On Apr 24, 2009, at 10:42 PM, Jerry Lehrer wrote: > LUGers, > > I don't quite understand. I have been using a 21mm Elmarit for a > couple of years and I never have had > a problem. All my transparencies and prints have had no colour > fringing or vignetting. It is much better > than my previous Super Angulon which was stolen from me by a fast > talking flatlander from Pacific Beach. > > BTW, my Elmarit is the pre-Aspheric version with no coding. It is a > much superior lens than the C-V > 21mm that I had been using in the interim. > > Jerry Lehrer > > > Leonard Taupier wrote: >> Douglas, >> >> An uncoded 21mm lens with a UV/IR filter will give you the color >> fringing you describe. >> >> Len >> >> >> On Apr 24, 2009, at 6:37 PM, Douglas Nygren wrote: >> >>> I have been using a pre-Asph 21mm Elmarit on the M8 and notice on >>> the edges a subtle shift to light blue. >>> >>> My assumption is that this may be caused by vignetting, but I may >>> be wrong. Has anyone else noticed it. >>> >>> A friend suggested that having the lens coded for the M8 might >>> cure this problem. Does anyone know whether that is true or not? >>> >>> My friend maintains that coding helps wide-angle lenses. True? >>> >>> I assume the Asph 21 does not have this problem, but that's an >>> assumption. >>> >>> Your help is appreciated, as always. >>> >>> Doug >>> >>> >>> _ >> > > > _______________________________________________ > Leica Users Group. > See http://leica-users.org/mailman/listinfo/lug for more information