Covering a flexible ultra-wide range, the Canon EF-mount Sigma 10-20mm f/3.5 EX DC HSM Canon EF Lensfrom Sigma 10-20mm f/3.5 EX DC HSM Canon EF Lensis a versatile zoom well-suited for landscape, architectural, and interior photography. The lens's optical design incorporates a series of low dispersion and aspherical elements, which help to reduce chromatic and spherical aberrations throughout the zoom range, as well as contribute to improved sharpness and clarity. A Super Multi-Layer Coating is also used to suppress flare and ghosting for improved contrast and color accuracy. Benefitting the imaging attributes, a Hyper Sonic Motor also affords quick and quiet autofocus performance as well as full-time manual focus override.

EF-Mount Lens/APS-C Format    16-32mm (35mm Equivalent)    Aperture Range: f/3.5 to f/22    Two ELD Elements, One SLD Element    Four Aspherical Elements    Super Multi-Layer Coating    Hyper Sonic Motor AF System    7-Blade Diaphragm

Wide-angle zoom is designed for APS-C-format Canon EF-mount cameras and provides a 16-32mm equivalent focal length range.

Constant f/3.5 maximum aperture is suitable for working in available light conditions.

Two Extra-Low Dispersion (ELD) elements and one Special Low Dispersion (SLD) element are featured in the optical design, and help to reduce color fringing and chromatic aberrations for improved clarity and color accuracy.

Four aspherical elements are used to help limit distortion and spherical aberrations and also contribute to greater overall sharpness and accurate rendering.

Super Multi-Layer Coating has been applied to individual elements to minimize flare and ghosting for improved contrast and color accuracy when working in strong lighting conditions.

Hyper Sonic Motor (HSM), along with an internal focusing design, realizes quick and quiet autofocus performance as well as full-time manual focus override.

Minimum focusing distance of 9.4" is available throughout the zoom range.

Seven-blade diaphragm contributes to a pleasing bokeh quality.

Related Questions and Answers

Q: 1. will it work for T2i ?

A: Yes. The T2i is compatible with all Canon EOS lenses.

Q: 2. Will it work with EOS60D not a full frame ?

A: t works just fine with my EOS40D

Q: 3. Will this work on Canon T4i?

A: Yes, the Sigma 10-20mm f/3.5 EX DC HSM Autofocus Zoom Lens for Canon Cameras is compatible with the Rebel T4i, as well as all other Canon EF mount cameras with APS-C sized sensors.

Q: 4. How good is the autofocus for video? Is it quiet but quick and precise?

A: The autofocus will work well for video.

Q: 5. Will 82mm filters fit without contacting the lens?

A: The Sigma 10-20mm f/3.5 EX DC HSM Lens for Nikon F has 82mm front filter threads. As long as you are using the appropriate size filter, the filter should not contact the lens element as the filter threads built into the lens are designed to be spaced far enough away from the front element for filter usage.

Q: 6. Does this lens work on the A100?

A: Yes, I have an A 100

Q: 7. What lens is similar to this one with an e mount?

A: Sony offers the 10-18mm f/4 OSS Lens, B&H #SO10184. It is very close in specs and will work with APS-C E Mount Cameras.

Q: 8. Will this Lens work with the Nikon D5500 Camera in AutoFocus, because the Sigma 10-20 4-5.6 does nor Auto Focus only manual focus ?

A: not sure how it would work on the 5500 but works great on the 7100 and it was well wroth the price no complaints

Q: 9. Is this lens compatible with D810? Or only with crop-sensor cameras?

A: This lens was designed for cameras with APS-C size sensors. It will mount on a D810 but vignetting will occur if the lens is used with digital cameras with image sensors larger than APS-C size.

Q: 10. Does this lens work with the Canon 80D ? The 80D does NOT like my Tokina 12-24 (No problems with the Tokina on my 7D Mk-1)

A: Yes, the Sigma 10-20mm f/3.5 EX DC HSM Autofocus Zoom Lens For Canon Cameras would be compatible for use on the Canon EOS 80D DSLR camera.