Adam, Adam Maas wrote: > This is a 2x flat-field converter specifically matched to the Tamron > 90mm f2.5 Macro lens. It's not going to bugger anything up, unlike a > normal 2x TC. > > -Adam
I had Tamron 90/2.5 (the oldest with 49 mm filter thread) and matching 2x TC. Although by very little, but the IQ was degraded if TC was used... Just my cents... Boris -- PDML Pentax-Discuss Mail List PDML@pdml.net http://pdml.net/mailman/listinfo/pdml_pdml.net to UNSUBSCRIBE from the PDML, please visit the link directly above and follow the directions.