Interesting, the lens contains not one but two composite, aspherical elements, the composite aspherical element was the achillies heel of the smcp FA 28-70mm f4.0 an otherwise exemplary little lens.
Dario Bonazza wrote: > http://www.dpreview.com/news/0806/08060301pentax17-70sdm.asp > > -- Vote for Cthulhu. Why settle for a lesser evil... -- Dr. Jerry Pournelle -- 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.

