This ultra-wide zoom lens, for use with digital SLRS, has a wide angle of view from 102.4 - 63.8 degrees. Its SLD glass elements effectively compensate color aberration. The aspherical lens elements provide maximum correction for distortion and various aberrations. High image quality is displayed throughout the entire zoom range. It has a minimum focusing distance of 9.4" (24cm) at all focal lengths. Also the internal focusing sysptem allows easy use of polarizing filters and the equipped Petal-type hood.
