----- Original Message ----- From: "Joseph Tainter" Subject: Re: K20 and manual aperture lenses
> Bill wrote: > > "One of the guys on the Pentax Dysfunctional Web Forum chalenged me to > test my K20 exposure system with manual aperture lenses (green button > manual). The camera failed miserably, over exposing by quite a large > amount at all f-stops but maximum and minimum." > > There were complaints (at dpreview) along these lines with the K10D, but > I didn't follow them. The only non-A lens I have used on the DSLRs is > the Zenitar 16 mm Fisheye, which worked fine on the *ist D with the > green button. Since I got the DA 10-17 Fisheye I haven't used the Zenitar. The istD was, apparently, the only camera that would green button manual correct exposure with manual aperture lenses. All subsequent models have exposure wonks. Or so I have read. William Robb -- 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.

