Great thanks for the info guys and I would love that
scan.
--- John Whittingham <[EMAIL PROTECTED]> wrote:
> Despite not being a fan of teleconverters I always
> seem to be in posession
> of at least one. Early on I had a Vivitar 2x tele,
> the less said about this
> the better, bud it was adequate for the use I gave
> it.
>
> I later bought a Teleplus MC7 2X this was much
> better and gave very good
> results (for a tele) with my K 300mm f4, it was KA
> fit and also worked nicely
> with Pentax-A 70-210 f4 zoom, results always seemed
> better with the primes
> than zooms though. Even wide open the 300mm f4 was
> very acceptable even
> beyond 10" x 8"
>
> Currently I have a SMC Pentax T-6 2X - results are
> quite pleasing with Pentax-
> M 200mm f4 & 135 f3.5 but I would recommend stopping
> down 1-2 stops to keep
> the edges sharp (recommended in the instruction
> sheet). I think the Teleplus
> has the edge on this!
>
> Also a Sigma 1.4 EX APO which I use regular with a
> 300mm f4 Sigma APO lens,
> results are a revelation with this lens for a
> Teleconverter. I believe it
> also works well with the 70-200 f2.8 hard to tell
> the difference in prints
> whether you're using the converter or not. Should
> work well with Pentax
> lenses but I'm not sure about compatibility and
> proximity to rear elements on
> some lenses. Seriously recommended all the same,
> never found anything better
> but then again it is 1.4X and not 2X!!!
>
> Recently purchased a Pentax-A 2X-S only had it about
> a week so I haven't got
> around to trying it yet. It looks very impressive,
> largest rear element I've
> ever seen on a 35mm 2X teleconverter. The
> instruction sheet makes no mention
> of stopping the lens down for optimum rersults,
> sounds promising?! Completely
> different design from T-6 2X, I'm wondering if it
> will manage better
> performance than the Teleplus which was quite
> remarkable for an aftermarket
> job. Plan to give it an outing with my Pentax-A 200
> f4 at some point.
>
> Hope this is of some help.
>
> BTW I would love a scan if that is not too much
> trouble please.
>
> John Whittingham
>
> Technician
>
> ---------- Original Message -----------
> From: Sylwester Pietrzyk <[EMAIL PROTECTED]>
> To: "[EMAIL PROTECTED]"
> <[EMAIL PROTECTED]>
> Sent: Mon, 05 Jul 2004 14:35:49 +0200
> Subject: Re: Quality of pentax teleconverters.
>
> > on 05.07.04 6:25, Verge Scott at [EMAIL PROTECTED]
> wrote:
> >
> > > So has anyone seen any tests of the pentax ones?
> > I've seen that in German Foto Magazin - AFAIR they
> have been rated much
> > higher than anything from Sigma or Tamron
> (something like 9.6 vs.
> > 8.4 for optics of respectively Pentax and
> Sigma/Tamron TCs). Both
> > Pentax TCs have been similar in quality to their
> counterparts from
> > Nikon or Canon. If you want, I can send you a scan
> of full table
> > with summary from this magazine.
> >
> > --
> > Best Regards
> > Sylwek
> ------- End of Original Message -------
>
>
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