Yogifi wrote:
...Have you tried the 50mm f1.4 AIS? It's just I read that that specific model was very easy to turn, I'm just not sure it should be quite this easy.
FWIW and it may be completely different, but the focus ring on my 50mm f/1.4 "S-C Auto (which I've owned for..mumble mumble 50 years) has always been easy to turn.