Sigma 24-70mm f2.8 canon used July 8, 2019 16 32 64 128 Sigma 24 70mm f2 8 canon used Sigma 24-70mm f/2.8 dg os hsm art lens for canon ef Sigma 24-70mm 2.8 canon Sigma 24-70mm f2.8 ex dg hsm canon Sigma 24-70mm f2.8 art sony обзор