Mark wrote: >FA*17-35mm f2.8 or f3.5 >(with 77mm filter thread like Canon/Nikon/Minolta, not 82mm like Sigma)
But isn't the larger filter thread used in order to avoid vignetting when using filters? Particularly polarizers and filter holders. Seems like a good idea to me. Pål - This message is from the Pentax-Discuss Mail List. To unsubscribe, go to http://www.pdml.net and follow the directions. Don't forget to visit the Pentax Users' Gallery at http://pug.komkon.org .
