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Sigma 17-50mm F/2.8 EX DC HSM OS (FLD) EF Mount Lens For Canon APS-C Sensor DSLRS {77} - Used SLR & DSLR Lenses - Used Camera Lenses at KEH Camera at KEH Camera
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Sigma to launch non-stabilized 17-50mm F2.8 EX DC HSM for Sony and Pentax: Digital Photography Review
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Amazon.com : Sigma 17-50mm F2.8 EX DC Large Aperture Standard Zoom Lens for Sony Digital DSLR Camera : Digital Slr Camera Lenses : Electronics
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