Yep. All two of them. Only the DA* zooms have internal focusing motors
(Sigma does not offer HSM on Pentax or Sony  mount lenses). only the
Tamron PZ-AF converters have any chance of working with SDM AF, the
others will not.

-Adam

On 1/20/08, Jack Davis <[EMAIL PROTECTED]> wrote:
> Just wondering..will the downloaded 1.3 firmware give all lenses, with
> internal motors, AF capability? Will T/converters have the needed
> contacts?
>
> Jack
> --- Carl G <[EMAIL PROTECTED]> wrote:
>
> > That's good news. However, it says "Estimated arrival at B&H is 6-10
> > weeks"
> > at B&H now, rather than 4-7 days.
> >
> > Not that it really affects my decision not to shell out USD 4200.
> >
> > Carl G
> >
> > -----Original Message-----
> > From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED] Behalf
> > Of
> > AlunFoto
> > Sent: 20. januar 2008 15:37
> > To: Pentax-Discuss Mail List
> > Subject: FYI: Sigma 500mm f/4.5 now in K-mount
> >
> >
> > In November I had an exchange with Sigma Corp. in USA over why the
> > K-mount version of this lens had never hit the market. I dunno if my
> > mails catalysed anything, but now they have apparently made a
> > production run.
> >
> > So to anyone who desire a really long lens and have $4200 to shell
> > out, here's the good news. B&H can order it for you with a delivery
> > time of 4-7 days:
> >
> >
> http://www.bhphotovideo.com/bnh/controller/home?A=ShowProduct&is=USA&Q=&O=&s
> > ku=380707
> >
> >
> > Wistfully yours,
> > Jostein
> >
> > --
> > http://www.alunfoto.no/galleri/
> > http://alunfoto.blogspot.com
> >
> > --
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>       
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-- 
M. Adam Maas
http://www.mawz.ca
Explorations of the City Around Us.

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