07-01-2010, 08:32 PM
[url="http://www.opticallimits.com/canon-eos/531-sigma1750f28os"]http://www.opticallimits.com/canon-eos/531-sigma1750f28os[/url]
Quite impressive actually.
FWIW, this lens was purchased just for these tests and is now available for sale (540EUR + shipping).
Quite impressive actually.
FWIW, this lens was purchased just for these tests and is now available for sale (540EUR + shipping).