Tamron SP 10-24mm F3.5-4.5 Di II LD Aspherical (IF)

Zoom / canon-ef / SP 10-24mm

An ultra-wide-angle zoom lens for APS-C digital SLR cameras.
Compatible with the Canon EF mount, its 10–24mm focal length is well suited to expansive landscapes, architecture, and interior photography.
As a high-end SP-series model, it uses LD glass and aspherical lens elements.