was the softest lens in my kit
You must have had a bad copy - mine is really good (and made me sell my 24-70 f/2.8 ). Even when compared to my 70-200 f/2.8 IS II, I'm happy with the sharpness. My 17-40 is noticeably softer, but not bad at all when stopped down.
« Last Edit: August 26, 2013, 01:09:22 PM by mrsfotografie »
5D3, 5D2, Sony α6000 | SY14 f/2.8, Ʃ20 f/1.8, 24 f/2.8, 35 f/2, Ʃ35 f/1.4A, 50 f/1.8 I, Ʃ50 f/1.4 EX, 100L Macro, 17-40L, 24-105L, 70-200 f/2.8L IS II, 1.4x II, 70-300L, 100-400L | E-mount: SY12 f/2, Ʃ19 & 30 f/2.8 EX DN, 16-70 ZA OSS, 55-210 OSS, Metabones SB | FT-QL, AE-1P | FD(n) & FL lenses.