Archived posting to the Leica Users Group, 2001/06/25

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Subject: Re: [Leica] cams
From: Nathan Wajsman <wajsman@webshuttle.ch>
Date: Mon, 25 Jun 2001 23:15:56 +0200
References: <20010625183256.12161.cpmta@c014.sfo.cp.net> <3B379163.456FC475@whinydogpress.com>

Lea,

Yes, the 60mm Macro Elmarit will work just fine with an R6, provided you get the 3-cam, 3rd cam or ROM version (if there is such a thing).

Nathan

lea wrote:

> Your post is why I love these groups so much....so much info in such a short amount of time. Thank you, thank you.
>
> May I be specific and ask if the 60mm macro lens will sync and meter with the Leica R6 (not the 6.2) body?
>
> Would I have to be cautios to have a certain specific model year for them to work together?
>
> The lens is in one shop and the body in another.......
>
> I appreciate your help and info.
> Lea
>
> Doug Herr wrote:
>
> > On Mon, 25 June 2001, lea wrote:
> >
> > >
> > > What are "cams" relative to the R system, what do they do, why are they
> > > important and does their presence or lack thereof mean certain lenses
> > > can't be used with certain bodies?
> > >
> > > Do cams only show up in the R system?
> > >
> > > --
> > > Lea Murphy
> > > Whiny Dog Press
> > > 816-333-9111
> > >
> >
> > Lea,
> >
> > The cams are the lens' communication with an R body's metering system.  For the most part a lack of a cam meant the body will not meter correctly with the lens.  One of the major exceptions is any ROM lens cannot be used on any Leicaflex body:
> >
> > ) a 1-cam lens is for the original Leicaflex
> >
> > ) 2-cam is for Leicaflex, Leicaflex SL and Leicaflex SL2 with a couple of exceptions, explained below.
> >
> > ) 3-cam lenses works on any Leica reflex body, Leicaflex or R, with the exceptions explained below.
> >
> > ) 3rd-cam lenses have only the R-series meter cam and will meter only on these bodies, but may fit on a Leicaflex. (same exceptions, below).  Some people don't know the distinction between 3rd-cam and 3-cam.  A 3rd-cam lens lacks the metering cams for Leicaflexes.
> >
> > 4) ROM lenses are for R bodies only.  They have the 3rd cam and also an electronic contact strip that is used for some of the R8's functions.
> >
> > The exceptions:  some lenses, for example the 24mm Elmarit-R, the 16mm Fisheye, and the old 80-200 f.4.5 Vario, require more clearance between the mirror and the back of the lens than a Leicaflex or Leicaflex SL has.  If not a ROM lens, these can be used on a Leicaflex SL2 but not on the earlier Leicaflexes.
> >
> > HTH
> >
> > Doug Herr
> > Birdman of Sacramento
> > http://www.wildlightphoto.com
> > ___________________________________________________
> > The ALL NEW CS2000 from CompuServe
> >  Better!  Faster! More Powerful!
> >  250 FREE hours! Sign-on Now!
> >  http://www.compuserve.com/trycsrv/cs2000/webmail/
>
> --
> Lea Murphy
> Whiny Dog Press
> 816-333-9111
> Home: http://www.whinydogpress.com
> Newest: http://www.whinydogpress.com/new.html

- --
Nathan Wajsman
Herrliberg (ZH), Switzerland

e-mail: wajsman@webshuttle.ch

General photo site: http://belgiangator.tripod.com/
Belgium photo site: http://members.xoom.com/wajsman/
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In reply to: Message from Doug Herr <telyt@earthlink.net> (Re: [Leica] cams)
Message from lea <lea@whinydogpress.com> (Re: [Leica] cams)