Sigma 50mm f/2.8 (D) EX DG Macro Autofocus Lens 346205 B&H Photo
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Sigma 50mm f/2.8 EX DG Macro Autofocus Lens for Canon EOS 346101
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Canon 50mm Macro
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Sigma 50mm f/2.8 EX DG Macro Lens for Canon
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