Sigma 28mm F/1.8 Aspherical High Speed II Autofocus Lens For Pentax K Mount

Sigma 50mm f/1.4 EX DG HSM Autofocus Lens for Nikon $49 Sigma 18-200mm f/3.5-6.3 II DC OS HSM Macro APS-C Lens for Canon EF-S Mount $40 Sigma 30mm f/1.4 EX DC HSM Autofocus APS-C Lens for Canon EF-S Mount $110 Sigma 18-35mm f/1.8 DC HSM A (Art) APS-C Lens for Canon EF-S Mount $358 Sigma 70-300mm F/4-5.6 Macro DG Lens For Canon EF-Mount $10 Sigma 18-250mm f/3.5-6.3 DC OS HSM Macro APS-C Lens for Canon EF-S Mount $37 Sigma 70-200mm F/2.8 APO EX DG HSM OS Lens For Canon EF-Mount $250 Sigma 17-50mm f/2.8 EX DC HSM OS (FLD) APS-C Lens for Canon EF-S Mount $100