Tokina 17mm f/3.5 AT-X 17 AF PRO Aspherical

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Lens Specifications
Name Tokina 17mm f/3.5 AT-X 17 AF PRO Aspherical
Image Circle 35mm
Type Wide Prime
Focal Length 17mm
APS Equivalent 1.5x: 25.5mm; 1.6x: 27.2mm
Max Aperture f/3.5
Min Aperture f/22
Diaphragm Blades 7
Lens Construction 11 elements in 9 groups, including 1 aspherical element
Diagonal Angle of View(Based on image circle) 103.7 degrees
Focus Details Internal with Focus Clutch mechanism
Front Element Rotation No
Zoom System n/a
Closest Focus 0.25m / 9.8 in.
Magnification Ratio 0.11x / 1:9.5
Filter Size 77mm
Dimensions(Length x Diameter) 57mm x 84mm / 2.2 in. x 3.3 in.
Weight 435g / 15.3 oz.
Notes Available AF Mounts: Canon, Minolta, Nikon; Included Accessories: Flower type lens hood
Typical Online Price US$370