[LargeFormat] Adon Lens

[philip Lambert]

Thanks, very interesting. Philip
----- Original Message ----- 
From: "Guy Glorieux" <guy.glorieux@sympatico.ca>
To: <largeformat@f32.net>
Sent: Friday, March 08, 2002 11:34 PM
Subject: Re: [LargeFormat] Adon Lens


> Hi Philip,
> 
> I'm afraid that I don't have a straight answer to your questions and the
> workings of this lens have always been a bit of a mystery to me.  But
> I've grown accustomed to mysteries...
> 
> What the booklet which came with the lens (date unknown - but the lens
> had an indicated  selling price of 3 Pounds 10 - 0...  ) says is the
> following:
> Camera extension           Focal length       F/value
>       Inches                       Inches
>            5                          14.5                    13
>            10                         24.5                    24
>            15                         34.5                    34
>             20                        44.5                    44
> There are of course values in between.
> 
> So basically this is a "zoom" lens" with a focal extending from 14.5 to
> 44.5 inches.  The F/values are used to work out the actual F-stop when
> you open or close the iris by the number of stops you choose to use.
> 
> At full aperture, the images are quite soft but they sharpen quite a bit
> as soon as you stop down by a couple-three of stops.
> 
> I still don't have full mastery of the lens by any means (which proves
> to be costly, since I usually do need to do a Polaroid shot or two
> before getting the exposure right).  I bought the lens because of it's
> zoom feature but also because I like to work with soft lenses (hey,
> after all I'm mostly into pinhole photography) and I'm quite happy with
> it.
> 
> I remember that at the time I bought it, Pam Nadermeyer who was on the
> list (are you still there, Pam?) also got one from the same eBay seller.
> I don't know anybody else with one, but it would be interesting to hear
> if anybody else on the list has one.  A quick Google search produced
> only a few entries with the following URL showing a diagram of the lens
> (top image).
> http://www.geocities.com/SoHo/Studios/9379/dal/dall1.htm
> 
> I don't know much about Dallmeyer lenses but I noticed on eBay that
> there is a chap selling a 508mm Dallmeyer lens for Hasselblad.  An
> impressive piece of optics.  He post a "Buy it Now" price in excess of
> US$7,000.   Wahooooo!   Anybody interested...?
> 
> Cheers,
> 
> Guy
> 
> P.S.  The booklet claims that the lens will cover 15 by 12 inches but I
> still have to test that...
> 
> ----- Original Message -----
> From: "philip Lambert" <philip.lambert@virgin.net>
> To: <largeformat@f32.net>
> Sent: Friday, March 08, 2002 2:58 AM
> Subject: Re: [LargeFormat] Adon Lens
> 
> 
> > Dear Guy, Could you tell us more about the Adon's range of focal
> lengths,
> > maximum aperture and whether all images are soft focus or just max
> aperture.
> > Is it a 5x4 lens ? Philip
> > >  the one I have has a signature of Dallmeyer.  It is basically a
> "zoom"
> > lens and  I use it on my 4x5 Linhof field.  I found it on eBay from
> England
> > and paid probably too much for it but I get some rather interesting
> results
> > out of it.> > I was able to get a step-ring machine-tooled here in
> Montreal
> > to fit it on a Ilex 3x shutter with a dedicated lens-plate for my
> Linhof.
> > It is a bit tricky to use in terms of working out the proper exposure
> times
> > but I get some really nice soft-focus images from it.
> > >
> 
> 
> 
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