Tokina 11-20mm F2.8 AT-X PRO DX Lens
- Canon Fit The Tokina AT-X 11-20mm F2.8 PRO DX ultra-wide angle lens features an expanded telephoto zoom range & enhanced optical performance. The lens is designed for use with Canon & Nikon DSLR cameras with APS-C (DX) sensors. Tokina adds to its family of fast-aperture wide-angle zooms focused on providing photographers professional quality optics & construction at an affordable price. The fast F2.8 aperture lens offers an equivalent 16.5-30mm* zoom range. The new proprietary optical design uses three aspherical lens elements (2 all-glass molded & 1 P-MO hybrid) to achieve superior contrast, sharpness, & correct for spherical aberrations. in addition, Tokina uses three SD (super-low Dispersion, “FK01” & FK03”) glass elements to control chromatic aberrations. This compact ultra wide-angle zoom lens has a bright, constant F2.8 aperture making viewing & auto focus possible in low light situations but still maintaining portable size & weight. Tokina’s exclusive One-touch Focus Clutch Mechanism allows the photographer to switch between AF & MF simply by snapping the focus ring forward for AF & back toward the lens mount for manual focusing. The lens is also designed to stand up to the rigors of daily use by photographers in a wide variety of shooting conditions & environments.