Sigma 10-20mm f/4-5.6 EX DC HSM for NIKON

Super wide-angle zoom lens designed exclusively for digital SLR cameras Covers a superwide angle of view 102.4°to 63.8° Three pieces of Special Low Dispersion (SLD) elements and three aspherical lens elements produce top quality optical performance. Inner focusing system ensures the length of the lens remains unchanged whilst controlling aberrations. Equipped with HSM (Hyper Sonic Motor) system

Super wide-angle zoom lens comes equipped with HSM (Hyper Sonic Motor) system Lens is relatively compact and lightweight for an ultra wide-angle zoom lens Lens gives the photographer the enjoyment of super wide-angle photography Lens is also a very powerful tool for indoor shooting and landscape photography with digital SLR cameras Wide angle of view (102.4 degrees at 10mm and 63.8 degrees at 20mm) offers the photographer greater freedom of expression Three Special Low Dispersion (SLD) glass elements are employed for effective compensation of color aberration, which is a common problem with super-wide angle lenses One piece of glass mold and two hybrid aspherical lenses, offer excellent correction for distortion, as well as all types of aberration This lens is equipped with an inner focusing system, and the models which are equipped with HSM system provide quiet, high speed autofocus shooting and also offer full-time manual focusing Lens has a minimum focusing distance of 24 cm at all focal lengths Non-rotati