Versatile APS-C standard zoom lens with macro capabilities for Canon EF-S.
The Sigma 18-50mm f/2.8 EX DC Macro HSM is a constant-aperture standard zoom with macro capability for APS-C Canon DSLRs. DC = APS-C image circle; EX = professional construction; HSM = Hyper Sonic Motor; Macro = close-focus capability. The constant f/2.8 and macro function make this a versatile standard zoom.
18–50mm zoom range (27–75mm equivalent on APS-C), f/2.8 constant maximum aperture, DC (APS-C), macro close-focus, EX/HSM construction, Canon EF-S compatible mount.
The Sigma 18-50mm f/2.8 EX DC Macro provides bright constant-aperture standard zoom performance for APS-C Canon shooters. The macro capability at the short end allows close-up photography without a dedicated macro lens. EX construction is robust for professional use.
Inspect for fungus, haze, and coating condition. Test HSM AF. Test macro close-focus. Confirm EF-S mount engagement. Check aperture blades.