Sigma 50mm ART
Awais Yaqub
Registered Users Posts: 10,572 Major grins
Hello all!
Without doubt i need 50mm lens to complement my 17-40L and 70-200 2.8. I just love shooting with nifty fifty on full frame. Is it worth spending 800USD (price here) on sigma glass? is it as good as canon L glass (colors contrast wise) i understand it is not dust sealed and heavy.
Without doubt i need 50mm lens to complement my 17-40L and 70-200 2.8. I just love shooting with nifty fifty on full frame. Is it worth spending 800USD (price here) on sigma glass? is it as good as canon L glass (colors contrast wise) i understand it is not dust sealed and heavy.
Thine is the beauty of light; mine is the song of fire. Thy beauty exalts the heart; my song inspires the soul. Allama Iqbal
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Initial sample images look very good. If the autofocus works reliably , and Sigma HSM lenses are generally very good, then it should be a capable performer.
If you don't need autofocus, and on a Canon body, the Pentax screwmount, 50mm, f1.4, SMC is still a tremendous value. Used with an adapter that has focus confirmation and it compares with Canon's best:
Pentax 50mm exclusively at f5.6 and using the focus confirmation chip on the adapter.
Just a few snaps. Overcast with no distinct shadows. ISO 800 because I was testing for sharpness.
And a couple of full-resolution crops:
Notes:
A very low contrast day, so moderate USM applied. Sharpness at f5.6 is very good to excellent across the frame. All shots outdoors were in focus, even though I relied on the focus confirmation instead of usual manual focus technique.
I am enough impressed that this lens has replaced the Canon 50mm, f1.8, MKII (plastic) in my standard kit.
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PS THe ART lenses can also use the Sigma "dock" - a usb port which allows the lens to be fine-tuned/calibrated without sending it back to the factory. I actually bought the dock (found it cheap at the same time I bought the lens), but haven't had to use it yet. Thought about returning it, but Sigma's track-record with AF is a bit iffy, so decided to keep it "just in case" (like I say, I got a steal of a deal on it!)
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http://www.awaisyaqub.com/Other/Sigma-50mm-Art-Lens/
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