Tokina AT-X Pro 14-20mm f/2 SD (IF) DX Autofocus APS-C Lens for Nikon F-Mount {82}

Tokina 14-20mm f/2 DX: ultrawide speed for APS-C shooters.

a f/2 maximum aperture at the ultrawide end is a rare spec, and Tokina built this 14-20mm around it for Nikon DX-format bodies. The focal range covers the angles most useful for interiors, tight venues, and expansive landscapes, translating to roughly 21-30mm equivalent on APS-C, and the f/2 opening gives you real light-gathering capability when conditions get dim. SD (Super Low Dispersion) glass keeps chromatic aberration in check across that range, which matters when you're shooting high-contrast scenes with bright skies or artificial lighting.

Internal Focus means the barrel doesn't extend or rotate during autofocus, keeping the 82mm filter thread stable, useful when you're running a polarizer or graduated ND and can't afford rotation mid-shot. The IF design also contributes to a cleaner, more balanced handling feel on camera. For a lens released in 2015, this one carved out a specific niche that few alternatives addressed: wide, fast, and designed specifically for the DX sensor than being a full-frame design pressed into crop-sensor service.

Who It's For

Astrophotographers shooting on DX bodies get genuine low-light reach from the f/2 aperture without moving to full-frame. Event and reception photographers working in dark venues benefit from the same opening paired with a focal range that keeps subjects in frame at close quarters. Landscape photographers who favor wide composition and need a lens purpose-built for APS-C than adapted from a full-frame design will find the 14-20mm range fits their approach. Street and documentary shooters working in mixed or low available light have a fast ultrawide that handles internal focusing quietly.

Key Features

• 14-20mm focal length on DX-format sensors, approximately 21-30mm equivalent
• f/2 maximum aperture at ultrawide
• SD (Super Low Dispersion) glass controls chromatic aberration
• Internal Focus design stabilizes 82mm filter thread
• Autofocus for Nikon F-mount DX bodies
• Released 2015, engineered specifically for APS-C

FAQ

What's the actual focal length range and how does it translate on DX bodies?

14-20mm on DX-format sensors, which gives you roughly 21-30mm equivalent field of view. That covers ultrawide interiors and tight venues without going extreme.

Is autofocus fast and quiet on modern Nikon bodies?

The lens has autofocus, but speed and noise depend heavily on your camera body's AF motor. The Internal Focus design keeps the barrel stable during focus, which helps with filter use and handling balance.

What's the 82mm filter thread useful for?

It's large enough to accommodate quality polarizers and graduated ND filters. The Internal Focus design means the thread doesn't rotate during autofocus, so your filter orientation stays put mid-shot.

How does the SD glass affect image quality?

SD (Super Low Dispersion) glass reduces chromatic aberration across the zoom range, which matters when you're shooting high-contrast scenes with bright skies or strong artificial lighting.

Will this lens work on full-frame Nikon bodies?

No. This is designed for DX-format (APS-C) sensors. On full-frame, you'd get severe vignetting and won't use the full optical design.

How old is this design, and does that matter?

Released in 2015. For its time it addressed a specific gap: fast, wide, and built for DX rather than adapted from full-frame. Optics don't age quickly, but compare it against current alternatives in your budget.

What mount does it use?

Nikon F-mount only. This is not available for Canon or other systems.