Is use of them mutually exclusive? Cheers Ecke 2010/5/20 John Whittingham <jo...@carmel.ac.uk>: > http://www.dpreview.com/news/1005/10051401sigma120mm400sonypentax.asp#press > > Could be of interest to all those finding SR useless on long lenses, the > 150-500 APO HSM is already listed at Sigma UK. > > John > -- > 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. >
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