Sigma 17-50 mm f/2.8 EX DC OS HSM - lens review
30 July
2010
17:33
Recently Sigma has launched a fast zoom lens with fixed aperture, which is designed to work with an APS-C/DX sensor cameras. Additionally it starts with 17 mm focal length and it's equipped with an optical stabilization system and ultrasonic autofocus motor. We've had an opportunity to test new Sigma 17-50 mm f/2.8 EX DC OS HSM already so we can present its review today. Enjoy! Read more >>>
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