Sigma 18mm f/3.5 AF Lens for Minolta | #1791867474
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Sigma Af 18mm 18 MM 3.5 1:3 .5 Wide Angle Lens - Nikon | eBay
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Amazon.com : Sigma 18-35mm F1.8 Art DC HSM Lens for Canon, Black (210101) : Camera Lenses : Electronics