Tokina AT-X 24-70mm f/2.8 PRO FX Lens for Nikon

Treat yourself a unique yet low priced full frame lens with 24-70mm Focal Length and fast F/2.8 - f/22 aperture range. The Tokina AT-X 24-70 F2.8 PRO FX Lens features three ground-breaking SD glass elements including one Super-Low Dispersion (SD) glass which provides sharpness, contrast, and corrects aspherical aberrations. Its optical construction consists of15 Elements in 11 Groups plus multi-layer coating to eliminate reflections even in bright environment. The lens incorporates SDM (Silent Drive-Module) motor to reduce AF noise. Another state-of-the art feature is the One-touch Focus Clutch Mechanism that offers an easy AF and MF switching via a focus ring. AT-X 24-70 F2.8 PRO FX Lens is also available in Canon mount. It is compatible with APS-C and Full Frame Sensor DSLR Cameras.

Product Features in Detail

24mm Wside-Angle to 70mm Moderate Telephoto Lens
The Tokina AT-X 24-70mm F2.8 PRO FX lens gives photographers with full frame Canon and Nikon camera bodies a 24mm wide-angle to 70mm moderate telephoto lens with a fast F2.8 aperture at an affordable price. 

Precision molded all-glass aspherical lens elements
The new groundbreaking proprietary optical design uses three precision molded all-glass aspherical lens elements to achieve excellent contrast, sharpness, and corrects for spherical aberrations. One of these elements is very special and difficult to manufacture. G09, is made from Super-Low Dispersion (SD) glass and is a large sized aspherical element. 

Even illumination
These lens elements also yield even illumination across the whole image sensor.

Controls chromatic aberrations
The Tokina 24-70MM lens also uses three SD (super-low Dispersion, “FK01” and FK03”) glass elements in the rear groups to control chromatic aberrations. 

Maximum resolution
All these specialized lens elements work in consort to yield maximum resolution to match the 50-megapixel DSLR cameras entering the market. 

Fast constant F2.8 aperture
The fast constant F2.8 aperture makes viewing and auto focusing possible in very low light situations while keeping some flexibility for setting the shutter speed. 

SDM (Silent Drive-Module) motor
In addition to excellent optics, the lens incorporates a fast moving SDM (Silent Drive-Module) motor to greatly reduce AF noise making it one of Tokina’s quickest and quietest auto-focusing lenses to date. 

One-touch Focus Clutch Mechanism
Tokina’s exclusive One-touch Focus Clutch Mechanism allows the photographer to switch between AF and MF simply by snapping the focus ring forward for AF and 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 and environments.