Amazon.com : Sigma 30mm F1.4 Art DC HSM Lens for Pentax : Electronics
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Amazon.com : Sigma 30mm f/1.4 DC DN Contemporary Lens for Sony E | Mount Lens/APS-C Format, Rounded 9-Blade Diaphragm, Tiffen 52mm UV Protector Filter, 64GB Ultra SDXC Memory Card, and Waith Camera
Amazon.com : Sigma 30mm F1.4 Contemporary DC DN Lens for Sony E-Mount Cameras + Sunshine Deluxe Accessory Pack : Electronics