[LRFlex] Re: APO 2x extender

  • From: "Ong Pang Jin" <pjong@xxxxxxxxxxx>
  • To: <leicareflex@xxxxxxxxxxxxx>
  • Date: Wed, 2 Jun 2004 15:04:50 +0800

thx David and all for the reply.

David, Have I told u that I have 2nd baby gal named MayPing. (just named her
1 hrs ago)..hehe

looks like my 90mm Summicron will be busy again....:)








> Quoting Ong Pang Jin <pjong@xxxxxxxxxxx>:
>
> > dear all,
> >
> >
> > May I know is that any noticeable changes like color, contrast between
APO
> > and non-APO extender when shooting slide ?
> >
> > thx
> >
>
> Hi!
>  Hi Pang Jin!
>
> Sorry for not replying earlier, but I'm travelling and this is the first
chance
> in a week to read my email.
>
> I own the original 2x converter for the SL.  I had a chance to borrow a
non-apo
> converter for the R series.  No appreciable differences noted, with
several
> lenses.  (The original SL was sharper with certain lenses, the non-apo for
the
> R was sharper with others... nothing significant, either way.)
>
> Then I bought the 400 f6.8 Telyt and found that this lens, with the 2x,
gave
> some noticeable vignetting in the corners.  At the recent LHSA Spring
Shoot,
> here in Victoria, I had the chance to borrow an APO-2x from Leica's
PRO-Pool.
> I tried it on the 400 and found that there is virtually no vignetting with
this
> lens.  Otherwise, I could see little significant difference between any of
the
> converters - other than the lingages for auto-aperture with the 'R'
models.
>
> Hope this helps!
>
> Best Regards,
>
> David.
>
> When I bought the
>
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