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- westley
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ive been looking at these since i cant afford a canon L version.
firstly how do they compare to the canon equivelent?
also there seem to be lots of different versions of the sigma, does anyone know what these are and is there any difference optically between them?
any help apreciated!!
also pics welcomed.
firstly how do they compare to the canon equivelent?
also there seem to be lots of different versions of the sigma, does anyone know what these are and is there any difference optically between them?
any help apreciated!!
also pics welcomed.