Archived posting to the Leica Users Group, 2005/06/17
[Author Prev] [Author Next] [Thread Prev] [Thread Next] [Author Index] [Topic Index] [Home] [Search]It is not a myth. ----- Original Message ----- From: "Mark Rabiner" <mark@rabinergroup.com> To: "Leica Users Group" <lug@leica-users.org> Sent: Thursday, June 16, 2005 2:52 AM Subject: Re: [Leica] Re: darkroom focusing > >> >> Some lenses I've had or used that have had focus shift problems: >> Various 50mm f/2.8 Rodagons of different eras (all) >> 50mm f/2.8 Componons - same >> 40mm Focotar >> 240 Componon >> 150 Rodagons and Componons of various ages >> 75 Nikkor >> 50/2.8 Nikkor >> 105 Rodagon (slight) >> WA Componon 60 >> >> >> Lenses that have negligible or no focus shift: >> Nikkor 80/5.6 >> Nikkor 63 >> Focotar 50 (second) >> S-Orthoplanar 60 >> > I've never been able to detect any focus shift with most of the Nikors > which > I've used and two or three of the Componon. I'm wondering how Henning is > deciding he's getting focus shift as take his recommendations pretty > seriously. I pretty much think it's a myth for the most part. > I strongly recommend focusing wide open and then stop down to your working > aperture. I'd hate to have this stuff driving me crazy. > Focusing stopped down just seems very weird to me. > > Mark Rabiner > Photography > Portland Oregon > http://rabinergroup.com/ > > > > > > _______________________________________________ > Leica Users Group. > See http://leica-users.org/mailman/listinfo/lug for more information > -- I am using the free version of SPAMfighter for private users. It has removed 371 spam emails to date. Paying users do not have this message in their emails. Try www.SPAMfighter.com for free now!