Sigma EX 17-50mm F2.8 DC (OS)* HSM Pentax

IšmatavimaiLens Construction 17 Elements in 13 Groups Angle of View 72.4-27.9 Number of Diaphragm Blades 7 Mininum Aperture f22 Minimum Focusing Distance 28 cm / 11 in Filter Size (mm) 77 Maximum Magnifications 1:5 Dimensions (Diameter x Length) 83.5x91.8 mm/3.3x3.6 in Weight 565g / 19.9oz.KitaFor use with smaller chip APS-c digital cameras only Offers Sigma’s OS System (Optical Stabilization) allowing handheld photography even in low-light situation HSM (Hyper-Sonic Motor) ensures a quiet & high-speed auto focus FLD glass elements with performance equal to fluorite glass for compensate for color aberration Ultra compact with overall length of just 3.6” A lens hood, front & rear lens cap and carrying case are included with the lens.