Sigma 17-70mm F2.8-4 DC Macro OS HSM Lens
This Dandy Gadget: Equipped a 7-blade circular aperture, Sigma announced a 17-70mm F2.8-4 DC Macro OS HSM lens for Sony and Pentax cameras which has…
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This Dandy Gadget: Equipped a 7-blade circular aperture, Sigma announced a 17-70mm F2.8-4 DC Macro OS HSM lens for Sony and Pentax cameras which has…
