On Dec 3, 2010, at 6:48 PM, Ken Waller wrote: > > Kenneth Waller > http://www.pentaxphotogallery.com/kennethwaller > > ----- Original Message ----- From: "Bob Sullivan" <rf.sulli...@gmail.com> > Subject: Re: Teleconverters? > > >> Mark, >> Lovely photo and appropriate way to evaluate TC images. >> They help you get something better, but don't expect miracles. >> Ken Waller and his 600mm is always gonna beat you and your 300mm w/TC. > > Thanks for the confidence Bob, but equipment will only take you so far... ;+}
Of course if you have a sherpa to schlep the equipment, it can take you further. Paul > >> Regards, Bob S. >> >> On Fri, Dec 3, 2010 at 6:03 AM, Mark Roberts <m...@robertstech.com> wrote: >>> Ken Waller wrote: >>> >>>> When using them is the difference of getting/not getting the image I want - >>>> I use them. >>>> I can't say the loss of resolution and contrast has been an issue for me in >>>> their usage. >>> >>> Same here. As someone on the PDML once pointed out, the correct >>> comparison isn't between one lens with a teleconverter and another >>> lens of the resulting focal length; the proper comparison is between a >>> photo using the teleconverter and photo taken with the same lens sans >>> teleconverter, enlarged and cropped to the same field of view. With >>> *good quality* glass (primary lens and TC) you get better end results >>> with the teleconverter. >>> Here's one that worked for me: >>> http://www.robertstech.com/pages/fotoblog/7d904208.htm > > > -- > 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. -- 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.
