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
