Adam Maas wrote: >The adapters on eBay are optical, in that they're an extension tube >with a cheap optic inside to restore infinity focus, but function like >a teleconverter (about a 1.2x increase in focal length, 2/3rds of a >stop in light loss and a massive impact on image quality). They purely >add suck to your images. > >I really wish that you could practically adapt Pentax lenses to A >mount. My Maxxum 7 would see much more use.
In researching my possible purchase of a Sony A850 I looked into those adapters and came to the same conclusion. But I'm interested in seeing if the optical element can be removed to create an adapter/extension tube for macro work. -- 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.
