I meant to write “wide open with the converter and 60-250/4 is f5.6, > On Nov 9, 2014, at 8:42 PM, Paul Stenquist <[email protected]> wrote: > > It's the effective ap. The K3 displays and meters to the effective ap. in > other words wide open with the converter and 16-50/4 is f5.6 > > Paul via phone > >> On Nov 9, 2014, at 8:18 PM, Ken Waller <[email protected]> wrote: >> >> Thanks Paul - >>> I don't think I've shot at an ap smaller than f8 >> >> I assume that is f8 as set/indicated on the lens and not the effective >> aperature as a result of the convertor. >> >> I'm interested, as you can see, as I'd like to be able couple the convertor >> to my 600 and don't want to spend the money if AF won't work with the >> smaller aperatures of that lens - I already have both the A 1.4XL & 2.0XL >> convertors and that lens becomes handicapped with those convertors on action >> shots with that lens. >> >> >> Kenneth Waller >> http://www.pentaxphotogallery.com/kennethwaller >> >> ----- Original Message ----- From: "Paul Stenquist" <[email protected]> >> Subject: Re: PESO - A Kiss for Mom >> >> >>> Hi Ken, >>> The only autofocus problems I've seen have been due to electronic contact >>> glitches -- everything has to be spotless. However, I don't think I've >>> shot at an ap smaller than f8. Will give it a try next time. >>> >>> Paul via phone >>> >>>> On Nov 9, 2014, at 7:22 PM, Ken Waller <[email protected]> wrote: >>>> >>>> Cute capture Paul. >>>> >>>> Have you run into an aperature that causes the AF to not focus with the DA >>>> convertor? >>>> I believe that the old 1.7 AF convertor had a limit for AF to operate. >>>> >>>> Kenneth Waller >>>> http://www.pentaxphotogallery.com/kennethwaller >>>> >>>> ----- Original Message ----- From: "Paul Stenquist" >>>> <[email protected]> >>>> Subject: PESO - A Kiss for Mom >>>> >>>> >>>>> K-3, DA* 60-250/4, DA1.4X Converter, 350mm, f5.6, 1/800th, +0.3 exposure >>>>> comp, ISO 1600 >>>>> >>>>> http://photo.net/photodb/photo?photo_id=17900593&size=lg >> >> >> -- >> 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. > > -- > 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.
-- 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.
