Lens Summary
Brand: Tokina
Also Known As: Tokina 11-20mm f/2.8 DX
Lens Type: Zoom Lens
Format: APS-C / DX
Focus: Autofocus
Lens Mount: Canon EF-S, Nikon F
Release Date: 2015-02-02
MSRP Price: $599
Made in: Japan
Production Status: In Production
Lens Description: A versatile wide-angle zoom for Nikon DX-format DSLRs, the AT-X 11-20mm f/2.8 PRO DX Lens from Tokina offers a 16.5-30mm equivalent focal length and features a constant f/2.8 maximum aperture for maintained brightness throughout the zoom range. One P-MO hybrid aspherical element and two glass-molded aspherical element work in tandem to minimize distortions and control various aberrations while three SD ultra-low dispersion elements reduce chromatic aberrations for increased clarity. A multi-layer lens coating has also been applied to further enhance overall light transmission and color accuracy by suppressing lens flare and ghosting. Well-suited to working in a wide variety of situations, this ultra-wide zoom covers an array of wide-angle perspectives while maintaining consistent illumination for working in challenging lighting.
Tokina AT-X 11-20mm f/2.8 Pro DX Specifications
Lens Specifications | |
---|---|
Lens Type | Zoom Lens |
Focal Length | 11-20mm |
Mount Type | Canon EF-S, Nikon F |
Format | APS-C / DX |
Compatible Format(s) | APS-C |
Compatible with Teleconverters | No |
Maximum Reproduction Ratio | 1:8.52 |
Image Stabilization | No |
Aperture Information | |
Aperture Ring | No |
Maximim Aperture | f/2.8 |
Minimum Aperture | f/22 |
Maximum Angle of View (APS-C or smaller format) | 104.34° |
Minimum Angle of View (APS-C or smaller format) | 72.42° |
Optical Information | |
Lens Elements | 14 |
Lens Groups | 12 |
Diaphragm Blades | 9 |
Extra-Low Dispersion Glass Elements | 3 |
Special Glass Elements | 1 P-MO Aspherical Element |
Aspherical Elements | 2 |
Anti-Reflective Coating | Yes |
Focus Information | |
Focus | Autofocus |
Built-in Focus Motor | No |
Internal Focusing | Yes |
Minimum Focus Distance | 0.28m |
Filter Information | |
Filter Size | 82mm |
Accepts Filter Type | Screw-on |
Physical Characteristics | |
Weather / Dust Sealing | No |
Mount Material | Metal |
Dimensions | 89 x 92mm |
Weight | 560g |
Other Information | |
Available in Colors | Black |
Lens Construction
MTF Chart
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