SIGMA Art 50mm F1.4 DG HSM for Sigma, compatible with full-frame cameras! I haven't used it very often, maybe a handful of times! It has few scratches or stains and is in beautiful condition with little signs of use. (This is an assessment of the exterior.) [Product Condition] This product has little signs of use and is in very beautiful condition. There is no stickiness. Operation confirmed. ■ Exterior: There are no noticeable scratches or scuffs, and the text is not worn, so it is in very beautiful condition. ■ Lens: There is almost no dust, and it is in very clear and beautiful condition. There is no mold or fogging. Color: Black Mount: Sigma SA mount