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| p.3 #16 · Pre-order: Sigma 24-105mm f/4 OS Art for $899 |
My OEM Canon lenses perform VERY consistently. The level of PRECISION with them is impressive. Once I use the in-body micro-adjust, they are both PRECISE and ACCURATE, at all focal lengths and distances.
My experience with Sigma lenses has been, for the most part, not nearly as great. Not only have they been inaccurate right out of the gate, (which an in-body micro-adjust would fix) but they weren't precise either. No repeatability in the error of the AF. The USB Dock is a great idea in theory, but in practice even it couldn't properly account for the problems with my...Show more →
That's... pretty much what I'm thinking. Except that I don't have an S35/1.4A .
Though, I will happily admit, that if I did have one, and it did focus accurately and consistently, I would have been thrilled last weekend. The 50/1.4 USM is good when mated to the 6D, mind you, but across the field sharpness wide-open at a wider angle sure would have been useful.