Sigma just announced 10-20mm F3.5 EX DC HSM new super-wide angle lens that offer F3.5 maximum aperture from the entire zoom range. Sigma 10-20mm F3.5 EX DC HSM capable to capture 102.4-degree view for striking images with exaggerated perspective. While, the maximum aperture perfect for indoor used also allow you for emphasize the subject. It provide double ELD (Extraordinary Low Dispersion) glass elements and SLD (Special Low Dispersion) glass element that function for excellent correction of color aberration.

There are four aspherical lenses for distortion correction and compact also lightweight construction. It capable to reduce flare and ghosting from its Super Multi-Layer coating. Sigma 10-20mm F3.5 EX DC HSM boast 24cm of minimum focusing distance along the entire zoom range, then have 1:6.6 maximum magnification ratio. No further info about it releasing date and price.