[pure-silver] Re: Odd Problem With Mamiya TLR

  • From: Tim Daneliuk <tundra@xxxxxxxxxxxxxx>
  • To: pure-silver@xxxxxxxxxxxxx
  • Date: Mon, 15 Feb 2010 15:24:33 -0600

On 2/15/2010 3:10 PM, Eric Nelson wrote:
> I should sell mine, although it has the only medium format tele I own.
>  It's a C22 though.   ]

They're great cameras, especially with the new black barreled lenses.
About the only thing they need is light trap replacement in the grooves
of the body and the back plate (assuming the bellows are OK).   I
regularly demonstrate that a used $200 Mamiya C blows the doors off
a shiny Leica, Nikon, or even the latest Digi SLR for image quality,
tonal range, and sharpness.

I own a 'Blad too, and the C lenses cannot compete with it, but
then again, a 'Blad lens costs 5-10x what the Mamiya lens does.
Still, the Mamiya is a terrific first MF for newer photographers
and they are really good portrait cameras.  I buy 'em on eBay,
fix them up, and occasionally sell them to someone that wants one.
I keep one around for nostalgia reasons - a C33 was the first camera
I ever used in a studio.

> 
> I never looked at the scale as I was always too busy trying to focus the
> thing.  Does yours focus accurately when using the ground glass?  Mine

I'm trying to determine this as we speak.  The first test roll is
dry and shows correct focus at short- to medium distances.  The
second has yet to be developed but I had to shoot it because
the first was inconclusive at infinity.

> has a scale of some sort on the side as you rack the bellows out (I
> think it's for DOF) but I seriously never used it.  Widest it has a

I don't think so.  I think that's the distance scale which was a fixed
plate on each side of the C-22 IIRC.

> scale for is a 65mm. Perhaps mine is different in functionality than yours.


> 
> Eric
> 
> 
> ------------------------------------------------------------------------
> *From:* Tim Daneliuk <tundra@xxxxxxxxxxxxxx>
> *To:* pure-silver@xxxxxxxxxxxxx
> *Sent:* Mon, February 15, 2010 2:32:28 PM
> *Subject:* [pure-silver] Odd Problem With Mamiya TLR
> 
> I have an old Mamiya C-330f with a few lenses that I keep as a "fun" camera.
> I just came upon a 55mm f/4.5 at a price I couldn't pass up.  The lens
> looks barely used.  HOWEVER, something strange is afoot and I'm hoping
> someone here can help out...
> 
> The 330f has a "distance scale" on it.  You rotate the scale to select the
> lens you're using and after you focus the body, the scale indicates the
> distance.  This scale works perfectly with the  80mm and 135mm lenses
> I already have.  However, when I rotate it into position for the 55mm/180mm
> lenses, the focus distances displayed a considerably shorter than the
> real distance.  My understanding is that there is only one calibration
> adjustment for the scale inside the body.  Since the scales work properly
> for the other lenses, it's doubtful this is a body problem.
> 
> So, I suspect the lens.  But ... the lens looks almost unused.  Ordinarily,
> I would suspect that someone serviced the lens and forgot to reinstall
> the shims between the lens barrels and the mounting plate when they put
> it back together.  But, there is no sign - not a scratch - to indicate this
> thing has ever been disassembled.
> 
> I just shot a roll focusing carefully at different distances through the
> finder.  If that's ok, then I'm not terribly worried about the distance
> scale problem.  However if someone installed only *one* of the shims -
> either on the taking or viewing lens - then the apparent focus in the
> view will be different than the actual focus of the taking lens which would
> be ... Very Bad (tm).
> 
> Anyway, anyone here have experience with these or seen this kind of problem
> before?
> ----------------------------------------------------------------------------
> Tim Daneliuk    tundra@xxxxxxxxxxxxxx <mailto:tundra@xxxxxxxxxxxxxx>
> PGP Key:        http://www.tundraware.com/PGP/
> 
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