i've been eyeing the 500/4.5 and the 800/5.6 for a while. the 500 is available in Pentax mount, at least. the 300-800/5.6 isn't. i hope that the 800/5.6 is. for small bird work, 800 on the *istD is just right.

Herb....
----- Original Message ----- From: "John Whittingham" <[EMAIL PROTECTED]>
To: <[email protected]>
Sent: Friday, April 08, 2005 6:38 PM
Subject: DG lenses



Apologies if it's already been posted:

http://www.sigma-photo.co.jp/english/news/dg_ver_ten_tele.htm



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