I’m pretty sure it is made of unobtanium. -----Original Message----- From: Pentax-Discuss Mail List <pdml@pdml.net> Sent: Jul 25, 2021 9:51 PM To: <pdml@pdml.net> Subject: Re: PKA -> E
I'm not saying you're wrong, but this seems more like a limited production, rather than a mass production item. So it would of course be more expensive for what you get. On 7/25/2021 8:45 PM, John wrote: > No, nothing like that. When you wrote "buying a third of a K-70" it > made me > curious how much the K-70 cost. That's all. > > On 7/24/2021 18:07:56, P. J. Alling wrote: >> I assume that the adapter is made of the more expensive mechanical >> parts, >> and at a much lower volume so there would be a much lower >> return due to >> the economics of scale. That is unless you have good >> numbers on the >> quantity of Sony users who see serious quality in >> Pentax Auto Focus >> lenses. >> >> On 7/24/2021 2:24 PM, John wrote: >>> K-70 is only about a hundred dollars more than the adapter $546.95 >>> vs >>> $439.00 for the adapter. >>> >>> On 7/24/2021 11:53:09, P. J. Alling wrote: >>>> You know, sometimes I know what I'm talking about. (Too bad the >>>> >>>> quotes list is gone...) >>>> >>>> On 7/24/2021 7:42 AM, Alan C wrote: >>>>> Thanks John. Now I understand why PJ says you're buying a third of >>>>> >>>>> a K-70! >>>>> >>>>> Alan C >>>>> >>>>> On 24-Jul-21 07:57 AM, John Francis wrote: >>>>>> I assume there's a motor in the adapter (drawing power from the >>>>>> >>>>>> camera). >>>>>> The first two pictures (the lens-facing side) show a screw-drive >>>>>> >>>>>> shaft, >>>>>> and also the two contacts that could provide power and digital >>>>>> >>>>>> signals >>>>>> for newer AF lenses, and may even provide power for power zoom >>>>>> >>>>>> lenses! >>>>>> I'd guess there would also need to be a microprocessor to translate >>>>>> between the various signalling protocols, but that's not going to >>>>>> >>>>>> add >>>>>> a whole lot to the cost. >>>>>> >>>>>> >>>>>> On Sat, Jul 24, 2021 at 06:50:45AM +0200, Alan C wrote: >>>>>>> How on earth is screw drive AF possible? >>>>>>> >>>>>>> Alan C >>>>>>> >>>>>>> On 23-Jul-21 09:43 PM, P. J. Alling wrote: >>>>>>>> I've never seen one so expensive before, but then again I've >>>>>>>> >>>>>>>> never seen >>>>>>>> an adapter that also adapts screw drive AF either. >>>>>>>> >>>>>>>> I kind of doubt that you'll find anything cheaper that actually >>>>>>>> >>>>>>>> will >>>>>>>> auto focus a K mount lens on a mirrorless body.?? You'll be >>>>>>>> >>>>>>>> buying about >>>>>>>> a third of the working bits of a K-70. >>>>>>>> >>>>>>>> On 7/23/2021 3:33 PM, coll...@brendemuehl.net wrote: >>>>>>>>> To use my lenses on an e-mount body is there a less-expensive yet >>>>>>>>> full-featured adapter alternative to the Monster? >>>>>>>>> >>>>>>>>> https://www.bhphotovideo.com/c/product/1627137-REG/monster_adapter_la_ke1_pe >>>>>>>>> >>>>>>>>> >>>>>>>>> >>>>>>>>> ntax_k_to_sony.html >>>>>>>>> >>>>>>>>> >>>>>>>>> >>>>>>> -- >>> >>> >>> > > -- America wasn't founded so that we could all be better. America was founded so we could all be anything we damn well please. - P.J. O'Rourke -- This email has been checked for viruses by AVG. https://www.avg.com -- %(real_name)s Pentax-Discuss Mail List To unsubscribe send an email to pdml-le...@pdml.net to UNSUBSCRIBE from the PDML, please visit the link directly above and follow the directions. Ken Waller -- %(real_name)s Pentax-Discuss Mail List To unsubscribe send an email to pdml-le...@pdml.net to UNSUBSCRIBE from the PDML, please visit the link directly above and follow the directions.
