On Mon, 01 Oct 2001 23:10:45 -0400, Mark Cassino wrote: >The 400 f2.8 and 1.7x make a pretty decent 680 f4.5 AF setup, >though pre-focusing when shifting to subjects more than a few meters is a must. > >I stand corrected - and I'm glad the folks on this list kept sharing their >assessment of this device. That's what got me to go back and try it again.
Well we all can learn from each other ... I most often use the 1.7AF converter with my SMC 2.8 300mm for wildlife, it is the best I have in that range :-) Regards, Jan van Wijk --------------------------------------------------------- Jan van Wijk; www.fsys.demon.nl - This message is from the Pentax-Discuss Mail List. To unsubscribe, go to http://www.pdml.net and follow the directions. Don't forget to visit the Pentax Users' Gallery at http://pug.komkon.org .