all I can add is that I have owned both the 49mm and 55mm front thread versions of the manual focus 90mm f2.5 tamron macros and without tubes they are both superb lenses...
----------------- J.C.O'Connell [email protected] ----------------- -----Original Message----- From: [email protected] [mailto:[email protected]] On Behalf Of Collin Brendemuehl Sent: Friday, July 13, 2012 7:30 PM To: [email protected] Subject: Re: FS: Tamron Adaptall teleconverters & ext. tube;WAS (Re: A nice little macro variation to have at hand) >That page misses one option (one that I only became aware of recently). >Tamron also made an Adaptall2 *Extension Tube* specifically for the SP >90/2.5 that will get it to 1:1. I think that's the first on the list. http://home.comcast.net/~tmoreau2/dyxum_90mm.htm Or is there another? -- PDML Pentax-Discuss Mail List [email protected] http://pdml.net/mailman/listinfo/pdml_pdml.net to UNSUBSCRIBE from the PDML, please visit the link directly above and follow the directions. -- PDML Pentax-Discuss Mail List [email protected] http://pdml.net/mailman/listinfo/pdml_pdml.net to UNSUBSCRIBE from the PDML, please visit the link directly above and follow the directions.

