Which raises a question. I also have the F version and I find it puzzling that it has the "A" contacts on the mount, even though it lacks the "A" position on the aperture ring.
Does anybody know what function the contacts serve on this lens? regards, Anthony Farr > -----Original Message----- > From: Boris Liberman [mailto:[EMAIL PROTECTED] (snip) > F variety has > no A position, so *istD will work on P mode only between f/2.8 and f/5.6 > inclusive. Then the exposure values do not change if you keep on > clicking. You have to use the green button trick. > > Boris
