30mm f/1.4 DC HSM "A"
For Canon mount
Designed specifically for Canon APS-C format cameras. Part of Sigma's "Art" line of lenses A fast aperture of f/1.4 makes for shooting in low-light possible. Rear focusing system and HSM (Hyper Sonic Motor) for fast, smooth and quiet autofocus. Compatible with Sigmas new USB dock - enables firmware updates and focusing adjustments, so you can set up your lens to your own personal preferences.