Archived posting to the Leica Users Group, 2001/05/07

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Subject: Re: [Leica] 21mm SA - metering with M6TTL
From: "Mark Pope" <mark.teampope@ntlworld.com>
Date: Mon, 7 May 2001 13:44:12 +0100
References: <00df01c0d6d3$d807b080$584e69d5@oemcomputer> <3AF66A32.34568381@ubi.edu>

Lucien,

thanks for the information.  Being of faint heart, perhaps I will either a)
get the SA and use a hand-held meter or b) save up for a more modern lens!

Regards


Mark
- ----- Original Message -----
From: "Lucien" <director@ubi.edu>
To: <leica-users@mejac.palo-alto.ca.us>
Sent: 07 May 2001 10:26
Subject: Re: [Leica] 21mm SA - metering with M6TTL


> Mark Pope wrote:
> >
> > Hi,
> >
> > I had a look at a 21mm Super Angulon on a M2 last week.  I noticed a
couple
> > of threads recently about this lens.  Many of the comments were borne
out by
> > some slides that I saw that had been taken with this lens.  They were
> > stunning.
> >
> > As a A 21mm is a lens that I would like to have (one day), I have three
of
> > questions:
> > firstly, if a 21 SA is fitted to an M6TTL, will the meter work?
>
> Mark,
>
> In November 1988,  Jeremy Kime asked somebody to modify
> his Super-Angulon 21/3,4 in the way described on the
> following website:
>
> <http://reality.sgi.com/jessen_esd/angulon_mod.html> (closed today)
>
> > Modifying the Leica Super-Angulon f3.4 :
>
> > TTL metering is possible.
> > Not for the Faint-Hearted.
>
> > The f3.4 Super Angulon can be made to work with the light meter on the
M6 body.
> > This process involves "machining" the rear collar of the lens
> > (though it can be done with simple tools, outside of a machine shop).
>
> > 1.It is assumed that you are ready to dismantle and modify your lens.
> > 2.The meter will read 1/3 stop under, which is compensated for by
advancing
> > the film speed dial by one notch.
> > 3.The lens should be focused to close range in order to accurately
meter.
> > Close-focusing is needed to nudge the rear glass out of the way of the
> > metering eye, and can be quickly done and then un-done while shooting.
> > (However, on an M6 with the spot size reduced for tighter metering
pattern,
> > this close-focusing has been found to be unnecessary.)
>
> After modification, Jeremy Kime wrote:
>
> > Got the lens back today, it meters.
> > I think the suggestion that it would only be a 1/3 of a stop is
generous, so
> > far it seems to be about a stop, haven't put any film through it yet but
if
> > I can end up relying on it being a stop then thats a nice round number
to
> > deal with and still cheaper than getting that new Elmarit-M ASPH.
> > I'll try and test some different apertures on the metering tomorrow.

In reply to: Message from "Mark Pope" <mark.teampope@ntlworld.com> ([Leica] 21mm SA - metering with M6TTL)
Message from Lucien <director@ubi.edu> (Re: [Leica] 21mm SA - metering with M6TTL)