1 out of 10 points and not recommendedSharp when f4 aptureHeavy weight Not sharp in close focus distance Not sharp enough at 70mm f2.8 Make clicking noise when zooming Easily paste dusts on lens tube
I bought this lens about one year ago.reviewed November 3rd, 2016 (purchased for $1,582)
These days I found lots of cons of this lens......
Details see up. I don't want to say more...... I'm tired