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Nikon AF NIKKOR 18mm f/2.8 D Autofocus Lens {77}
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Nikon's 18mm f/2.8 prime built for the F-mount.
An 18mm prime at f/2.8 is a specific tool for photographers who know exactly what they want: a fixed ultrawide focal length with a fast maximum aperture. There are no zoom rings to second-guess, no variable aperture to manage as you reframe. You set up, you shoot, and the 18mm field of view does what it does.
The f/2.8 maximum aperture is the defining characteristic here. At this focal length, that speed gives you meaningful flexibility when light drops, without the bulk that typically comes with fast glass. Architecture photographers working interiors, photojournalists in unpredictable conditions, and documentary shooters who need to work close and wide in tight spaces will find this lens fits a gap that zoom lenses rarely fill as cleanly.
Who It's For
Photojournalists and documentary photographers working in confined or low-light spaces benefit directly from the f/2.8 aperture at 18mm, where a zoom alternative would likely be slower. Architectural and interior photographers who repeatedly shoot at the wide end will appreciate the consistency of a prime at this focal length. Street photographers drawn to an exaggerated perspective and close working distances will find 18mm pushes compositions in ways a standard wide zoom does not encourage.
Key Features
- Nikon F-mount prime lens
- 18mm fixed focal length
- f/2.8 maximum aperture
- AF-capable design
- Fast aperture for ultrawide coverage
FAQ
- Is this lens autofocus?
- The model designation includes AF, indicating autofocus capability. Verify compatibility with your specific F-mount body.
- What's the field of view on a DX body versus FX?
- At 18mm on Nikon F-mount, your field of view depends on your camera's sensor size. Check Nikon's official compatibility documentation for your specific body.
- How does f/2.8 compare to ultrawide zoom lenses?
- Most ultrawide zoom lenses have a slower maximum aperture at the wide end than f/2.8, giving this prime a light-gathering advantage in low-light conditions.
- Why would I choose a fixed 18mm over a zoom?
- A prime eliminates variable aperture and focal-length trade-offs. You commit to 18mm, which means simpler handling and no optical compromises across a zoom range.
- What's the D designation in the model name?
- D is part of Nikon's AF NIKKOR naming convention. Consult Nikon documentation for details on how it interacts with your camera body.
- Is this lens good for architecture photography?
- An 18mm prime at f/2.8 works well in tight interior spaces where you need wide coverage and fast aperture for low ambient light without shooting at high ISO.
| Specification | Value |
|---|---|
| Focal Length | 18mm |
| Max Aperture | f/2.8 |
| Mount | Nikon F |
This description was generated using AI based on KEH's internal product standards, product expertise, and knowing what customers care about most. While we strive for accuracy, details may vary by individual item.
| Brand Name | Nikon |
|---|---|
| Filter Size | 77mm |
| Focus Type | Autofocus (camera motor) |
| Lens Mount | Nikon F Mount D Type |
| Lens Type | Wide-Angle |
| Max Focal Length | 18mm |
| Min Focal Length | 18mm |
