that all lens` are driven by the internal motor, the first internal a/f system I believe, and with digital, all lens are stabilised. One big bonus is, with the A mount, you can use the only A/F mirror lens made, one of which I now have, and you get access to all those wonderful white Minolta G lens sploosher wrote: One big bonus is, with the A mount, you can use the only A/F mirror lens made, one of which I now have, and you get access to all those wonderful white Minolta G lens Each to their own. Personally, I could never stand mirror lenses, despite using one for a good few years back in the day. A poor compromise to get range in my opinion. Do you have any examples of aviation subjects with your 500? sploosher wrote: One big bonus is, with the A mount, you can use the only A/F mirror lens made, one of which I now have, and you get access to all those wonderful white Minolta G lens Each to their own. Personally, I could never stand mirror lenses, despite using one for a good few years back in the day. A poor compromise to get range in my opinion. Do you have any examples of aviation subjects with your 500? I have not yet had the chance to use it for aviation shots as I have only had it for a couple of weeks, I did manage to get some reasonable shots