Quick answer
The Nikon AI-S Nikkor 400mm f/3.5 + TC14B teleconverter is a super telephoto prime lens covering 400mm at f/3.5 for the Nikon F mount. Its moderate maximum aperture works best in good light or with a higher ISO.
About this lens
A 400mm f/3.5 telephoto prime lens, the Nikon AI-S Nikkor 400mm f/3.5 + TC14B teleconverter is designed for Nikon F mount bodies. It brings distant subjects closer for sports, wildlife and events.
Nikon AI-S Nikkor 400mm f/3.5 + TC14B teleconverter specifications
What can you shoot with the Nikon AI-S Nikkor 400mm f/3.5 + TC14B teleconverter?
At 400mm this is a super telephoto prime, which typically suits:
- Wildlife and birds
- Motorsport and field sports
- Distant subjects and the moon
Its moderate maximum aperture works best in good light or with a higher ISO.
Full-frame equivalent and field of view
Calculated from the focal length and crop factor. Not measured.
| Sensor | Crop | Equivalent | Horizontal FOV | Diagonal FOV |
|---|---|---|---|---|
| Full frame | 1.0x | 400mm | 5.2° | 6.2° |
| APS-C | 1.5x | 600mm | 3.4° | 4.1° |
Frequently asked questions
What mount does the Nikon AI-S Nikkor 400mm f/3.5 + TC14B teleconverter use?
It uses the Nikon F mount, so it fits Nikon F cameras directly.
What is the focal length of the Nikon AI-S Nikkor 400mm f/3.5 + TC14B teleconverter?
It is a fixed 400mm lens with a maximum aperture of f/3.5. That makes it a super telephoto lens.
Is the Nikon AI-S Nikkor 400mm f/3.5 + TC14B teleconverter a prime or a zoom lens?
It is a prime lens with a fixed 400mm focal length. Primes usually open wider than zooms; this one opens to f/3.5.
What is the Nikon AI-S Nikkor 400mm f/3.5 + TC14B teleconverter equivalent on a crop sensor?
On APS-C (1.5x crop) it frames like 600mm on full frame, with a 3.4° horizontal and 4.1° diagonal field of view. These figures are calculated from the focal length and crop factor.
Which cameras does the Nikon AI-S Nikkor 400mm f/3.5 + TC14B teleconverter fit?
Any Nikon F-mount camera, including Nikon D3, Nikon D300, Nikon D3000, Nikon D300S, and Nikon D3100 and 35 more.
Alternatives for Nikon F from other brands
All Nikon F lensesSame mount, overlapping focal range, closest maximum aperture first.
