Hi! > The M 35 f2.8 is renowned for having sluggish aperature > blades. I took mine in to get it fixed, at a cost of > $35. Well worth it. This prime is much better than > my A 35-70 f4 at 35mm. I won't part with the M, nor > do I feel the need for another 35. It's a little sweet- > heart of a lens.
Lon, I bought mine off KEH in EX+ condition. I don't think aperture blades are sluggish. It seems just fine actually. I have no problems with aperture performance. I am more concerned about optical quality... Boris
