Try to find an A2X-S Pentax converter. They're fairly common on ebay. It's very good. Paul
> I am trying to figure out my kit for my London trip. I think I'm going to go > with my Tamron 28-75mm f/2.8 Di and a teleconverter. Now I have to figure > out which teleconverter to get. B&H has 2x teleconverters by the following > manufacturers: > > Tokina > Tamron > Kenko > Sigma (APO) > > The Kenko is the cheapest and the Sigma is the most expensive, but that one > doesn't fit all cameras. I would appreciate any advice about which one of > these is best optically. I've seen some pretty impressive results from the > Tamron but none using the *istD. > > Thanks, > Amtia >

