Archived posting to the Leica Users Group, 2012/01/15
[Author Prev] [Author Next] [Thread Prev] [Thread Next] [Author Index] [Topic Index] [Home] [Search]Go to the Hardware store and get some fat, black rubber "O" rings that are a snug fit around the lens.? Then it won't collapse all the way!?? I used to do this when I had a Bessa R2. From: Mark Rabiner <mark at rabinergroup.com> To: Leica Users Group <lug at leica-users.org> Sent: Sunday, January 15, 2012 6:23 PM Subject: Re: [Leica] Collapsible lenses on the M8/9 I screw in my 50 3.5 Elmar into my IIIF every day before breakfast with impunity. Oh! And its collapsed. You really think I'm? going to extend it before I screw it on!?!?! That just seems a bit odd and awkward to me. -- Mark R. http://gallery.leica-users.org/v/lugalrabs/winterdays/ > From: John Collier <jbcollier at shaw.ca> > Reply-To: Leica Users Group <lug at leica-users.org> > Date: Sun, 15 Jan 2012 17:17:47 -0700 > To: Leica Users Group <lug at leica-users.org> > Subject: Re: [Leica] Collapsible lenses on the M8/9 > > Thanks Henning. In the manual, it hints at terrible, but unspecified, > catastrophes that will surely result. Didn't make sense at the time either > but > I wasn't about to try and then says oops and hope for the warranty to cover > it. > > Even a film M has enough bits and bobs that one shouldn't mount a > collapsible > lens unless it is extended. > > John > > On 2012-01-14, at 7:45 PM, Henning Wulff wrote: > >> All collapsible Leica lenses can be collapsed without damaging an M8 or >> M9; >> firing the shutter while the lens is collapsed will also not cause any >> problem except a poor picture. The ONLY lens I am not sure about as I have >> not had one to check is the old collapsible 90/4 Elmar. It extended quite >> a >> bit into the camera when collapsed. As I've noted earlier, SA 21's and the >> 15/8 Hologon can also be mounted without damaging anything. Banging the >> protruding parts into the sides of the cavity is of course not >> recommended. >> >> This is easy to check. Get a piece of paper and measure the distance from >> the >> camera flange to the shutter and also the diameter of the available >> opening. >> Now check this against the protrusion of the collapsed lens, and the >> diameter >> of the protruding pieces. >> >> The new macro Elmar cannot cause any problems as there is no part of the >> lens >> which protrudes behind the foussing cam when the lens is collapsed. >> >> Henning >> >> >> On 2012-01-14, at 7:53 AM, John Collier wrote: >> >>> I double-checked with the technical chap(ette)s from Leica NJ and the >>> late >>> model 50/2.8 (1995 and on) can be used with impunity. With the exception >>> of >>> the recent 90/4 macro, which also can be used without trepidation, all >>> other >>> collapsible lenses should only be used fully extended and never collapsed >>> while mounted on an M8/9. >>> >>> John >>> >>> Robert wrote: >>> >>>> I have a modern Elmar 50 2.8 and an M8.? I never tried lens and camera >>>> together, so out of curiosity, I mounted it just now and took a picture. >>>> There was no problem collapsing it.? And it doesn't seem to bottom out >>>> against the shutter blades.? Although I didn't have the nerve to put it >>>> to >>>> the ultimate test by taking a picture with the collapsed lens. >>>> >>>> The Elmar I have is 6 bit coded from the factory, so it must be ok to >>>> use >>>> with an M8 or M9. >>>> >>>> John wrote: >>>> >>>> In the instruction manual it states that no collapsible lenses can be >>>> collapsed on the M8 with the exception of the 90/4 "macro". Just double >>>> checking that there is no way to collapse the modern 50/2.8? When the CL >>>> and M5 were introduced, you just had to put a certain width of tape on >>>> the >>>> barrel to limit how far the lens collapsed. Is this possible with the >>>> modern 50/2.8 and a M8/9? >>> >>> _______________________________________________ >>> Leica Users Group. >>> See http://leica-users.org/mailman/listinfo/lug for more information >>> >> >> >> Henning Wulff >> henningw at archiphoto.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 _______________________________________________ Leica Users Group. See http://leica-users.org/mailman/listinfo/lug for more information