The Sigma 10-20mm f/3.5 EX DC HSM Autofocus Zoom is a
super-wide angle lens with a maximum aperture of f/3.5 throughout the
entire zoom range, ensuring high image quality. The maximum aperture of
f/3.5 allows enough light in to make it a great choice for indoor
shooting as well as landscapes and creative portraiture.
wide angle view from 102.4 degrees, this lens can empower the
photographer to produce creative images with exaggerated perspective.
This lens has a Super Multi-Layer coating that coating reduces flare and
ghosting. With a HSM (Hyper-Sonic Motor), the lens operates quietly and
at high speed in both autofocus and full-time manual modes.
lens design incorporates an inner focusing system which eliminates front
lens rotation, making the lens particularly suitable for using the
Petal-type hood, reducing extraneous light and reducing internal
Two ELD (Extraordinary Low Dispersion) glass
elements and a SLD (Special Low Dispersion) glass element provide
excellent correction of color aberration. Four aspherical lenses provide
correction for distortion and allow compact and lightweight
construction. This Sigma lens has a minimum focusing distance of 9.4
inches (24cm) throughout the entire zoom range and a maximum
magnification ratio of 1:6.6.
Note! Vignetting will occur if the lens is used with 35mm SLR cameras or digital cameras with image sensors larger than APS-C size