What is the price of such adapter AF? Alek Użytkownik Doug Franklin <[EMAIL PROTECTED]> napisał: >Hi Bill, > >On Mon, 9 Dec 2002 16:03:53 -0800, Bill Lawlor wrote: > >> I saw something recently on the Pentax.com site about an autofocus adapter >> to get AF with manual lenses. Now I can't find it again. Is there really >> such an animal? Anybody used it? > >Boy, this is definitely a question that needs to end up in the FAQ! I >think I've answered it three or four times in the last two weeks or so. > >In short: > >1) Yes, there is such a beast. >2) Yes, I've used it >3) It works splendidly with lenses up to about f/4 ... over that and >the light falloff is getting to the point the AF system starts >hiccuping, even with the MZ-S. > >I use it primarily with an A 50/1.4 and a Tamron 90/2.5 and it works >just fine. Don't even have to diddle with the host lens' focus point >very much. I've also used it with the A 200/4. Does a bit more >hunting, and you can just generally tell it's not as happy as it could >be with the amount of light getting to the AF sensors. Also have to >fiddle with the focus point more than the 50 or 90. > >Just for giggles, I tried it with the SMC 400/5.6 and Tokina 400/5.6 >... those were basically nonstarters due to the lack of light ... >wouldn't lock onto the subject except in very bright circumstances. > >TTYL, DougF KG4LMZ > --------------r-e-k-l-a-m-a-----------------
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