Tokina AT-X 17-35mm f/4 Pro FX Now Shipping

October 14, 2011 | Zoltan Arva-Toth | Lenses | Comment |

THK Photo Products have announced the US availability of the new Tokina AT-X Pro FX 17-35mm f/4 wide zoom for Canon and Nikon. Equipped with a quiet, high-precision focus motor, the Tokina AT-X 17-35mm f/4 Pro FX has an optical formula that comprises 13 elements arranged in 12 groups, and comes with a nine-bladed iris diaphragm. Notable features include an angle-of-view range of 103.96° -64.74°, a rubber seal around the lens mount, and Tokina’s exclusive one-tocuh focus clutch mechanism that allows the photographer to switch between AF and MF simply by snapping the focus ring forward for AF and back toward the camera to focus manually. The Tokina AT-X 17-35mm f/4 Pro FX is available for $719.

THK Press Release

NEW Tokina AT-X 17-35mm F/4 lens for Full Frame (FX) digital SLR cameras

Designed for Full-Frame cameras, the Tokina AT-X 17-35mm F/4 give photographers a new wide-angle option. With a focal length of 17mm at the wide side the lens yields a spectacular 103.9 degree field of view which is great for shooting in tight situations or for taking in wide expanses of space.

This compact wide-angle zoom has a bright constant F/4 aperture make viewing and auto focus possible in lower light situations but still maintaining a reasonable size and weight.

Two Super-Low Dispersion glass elements and one aspheric glass allow the proprietary optical design to achieve excellent contrast and sharpness as well as controlling chromatic aberration.

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. Additionally the mechanics have been designed for better seals around moving parts making the lens more water-resistant* than lenses of the past. 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.


Mount Avialability: Canon EOS, Nikon F
Focal Length: 17mm – 35mm
Maximum Aperture: F/4
Minimum Aperture: F/22
Optical Construction: 13 Elements / 12 Groups
SD Glass: 2 Element
Coatings: Multi-layer coatings
Angle of View: 103.96 to 64.74 degrees
Minimum Focus Distance: 11 in. (27.9cm)
Reproduction Ratio: 1:4.82
Zooming System: Rotary Type
Number of Diaphragm Blades: 9
Filter Size: None
Maximum Outer Diameter: 3.5in. (89mm)
Dimensions: 3.5 in. (89mm) x L3.70 in. (94mm)
Weight:: 21.16 oz. (600g)
Lens Hood: BH-82

* The AT-X 17-35 is only water-resistant, not water-proof and is not designed to be submerged or used unprotected in heavy rain.

THK Photo Products, Inc. is the U. S. distributor for Tokina lenses, Hoya filters, Kenko photo accessories and SLIK camera support systems. THK provides marketing, sales, distribution, and technical/consumer service and support. THK is located in Long Beach, CA and on the Web at

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