mantras siva posted a reply:
yes thanks
i knew the links
i know canon is the best
but my question is the sigma so inferior, lesser, lower about optics performance then the Canon EF 24-70mm f/2.8L
and Sigma 17-70mm F2.8-4.5 DC MACRO is an EF or EF-s ? does it work with full format too?
No comments:
Post a Comment