Hello all,
Can I use the Sigma APO 1.4x with this lens? What about the 1.7x? Any good 2x? Thanks for your help. I may have a line on a 300mm but would like a TC to go with it - especially the 1.7x if it works well. Thanks, James Burris -- 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.