Tamron 13VM1040ASIR 10-40mm, f/1.4 InfraRed Lens in used condition. This is a Police Surplus item that is no longer required. It is in excellent cosmetic condition with few if any signs of wear and tear and has possibly never been used.Specifications:-Mount Type. CS Focal Length. 10-40mm Aperture. 1.4-Close Focus Operation. …