I got a feeling Sigma will be quite insulted by this comparison against the 35/1.8G.Nikon appears to have cut corners to bring out a sharp 35mm DX lens at the expense of distortion and CA, things that most casual users do not really care about, but would be serious issues in large prints. There must be a reason for the much higher price for the Sigma (beyond the larger aperture).
Rgds
Still I think they must get their front/back focusing problem fixed before they can be really in contention. Especially with these fast lenses, slightly OOF means it's OOF. Learnt my lesson with Sigma 24/1.8. It's a sharp lens when it's in focus but most of the time it's not where you want the focus to be. Never had a focusing issue with Nikkor 28/1.4 even at f/1.4.
I do not agree that Sigma wins interm of color. Sigma lenses tend to have slight yellow cast.
KRW had a very interesting comparison of the 50 1.4 vs 1.2 and he concluded that the presence of spherical aberration in the 1.4 can lead to focus errors even with the best MF focusing techniques! I'm hoping that the new 1.4G does not have the same problem.
"See how the image from the 50mm f/1.4 seems out of focus at f/2? That's focus shift due to spherical aberration." -- KRW
http://www.kenrockwell.com/nikon/50mm-f12-sharpness.htm#comaguide
Rgds
No, only those lower end sigma tend to have yellow cast. If u have tried their high end zoom and prime, the color is quite neutral. This sigma 30mm is one of the best prime i tried and i bet it is the last prime i going to sell unless i go fx.
I just own one Sigma 30mm f1.4, all that i can
say is, ITS GREAT! Super sharp and really helps
when youre in a real low light situation.
How much is it here locally?
I got it in Hong Kong for about $500+ and thanks
to my mum.
One example i took with it. After the croppings.
And the distortions isn't that visible.
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35/1.4 the best
does it have international warrenty?
seems a lot cheaper
own both and the 35 f2 too
Sigma 30mm f1.4 wins hands down in sharpness.
the f1.8 just feels weird without the distance scale. and barrel distortion is quite obvious when taking group shots.
both lens are a little soft wide open. but the sigma is amazing from F2.2 onwards while the nikon needs f4 to achieve the same level of sharpness.
but the nikon can focus closer.