For Sale: Sigma 15-30mm f3.5-4.5 DG EX Zoom lens, Nikon mount. Condition is excellent. There are no marks, scratches, scrapes or cracks anywhere on this lens. The glass is clean, clear, and free of any scratches, marks, or flaws. The lens functions like new. The zoom and focus controls are smooth and relatively tight. I would keep this lens but I have to pay for a new 12-14. Includes front and rear caps, built-in lens hood. Asking $300 plus shipping or make offer.