Sigma 10-20mm f/4-5.6 EX DC HSM (Nikon AF) £317.99
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 performanceInner focusing system ensures the length of the lens remains unchanged whilst controlling aberrationsEquipped with HSM (Hyper Sonic Motor) systemMinimum focusing distance of 24cm at all focal length