The Nikon Nikkor AI 45mm f/2.8 GN is a 45 mm prime lens with a maximum aperture of f/2.8 for the Nikon F AI mount. Here are its field of view on different sensors, hyperfocal distances and the cameras it fits.
Focal length
45 mm
Max aperture
f/2.8
Mount
Nikon F AI
Designed for
1.53× crop
Field of view by sensor
| Sensor | Diagonal angle of view | 35 mm equivalent |
|---|---|---|
| APS-C (1.5×) | 34.9° | 69 mm |
| Canon APS-C (1.6×) | 33.4° | 72 mm |
| Micro Four Thirds | 27.0° | 90 mm |
Hyperfocal distance
| Focal length | f/2.8 | f/5.6 | f/8 | f/11 | f/16 |
|---|---|---|---|---|---|
| 45 mm | 37 m | 18 m | 13 m | 9.4 m | 6.5 m |
Circle of confusion 0.020 mm (sensor size the lens is designed for).
Cameras that fit (89)
- Nikon 1 S1
- Nikon 1 V1
- Nikon 1 J1
- Nikon 1 AW1
- Nikon 1 S2
- Nikon 1 V2
- Nikon 1 J2
- Nikon 1 V3
- Nikon 1 J3
- Nikon 1 J4
- Nikon 1 J5
- Nikon Z 52020
- Nikon Z5II2025
- Nikon Z5IIC
- Nikon Z 62018
- Nikon Z 6II2020
- Nikon Z6III2024
- Nikon Z 72018
- Nikon Z 7II2020
- Nikon Z 82023
- Nikon Z 92021
- Nikon Z f2023
- Nikon ZR
- Nikon Z 302022
- Nikon Z 502019
- Nikon Z50II2024
- Nikon Z fc2021
- Nikon D40
- Nikon D40X
- Nikon D50
- Nikon D60
- Nikon D70
- Nikon D70s
- Nikon D80
- Nikon D902008
- Nikon D100
- Nikon D200
- Nikon D300
- Nikon D300S2009
- Nikon D5002016
- Nikon D6002012
- Nikon D6102013
- Nikon D7002008
- Nikon D7502014
- Nikon D7802020
- Nikon D8002012
- Nikon D800E2012
- Nikon D8102014
- Nikon D8502017
- Nikon D3000
- Nikon D3100
- Nikon D3200
- Nikon D33002014
- Nikon D34002016
- Nikon D35002018
- Nikon D5000
- Nikon D5100
- Nikon D5200
- Nikon D53002013
- Nikon D55002015
Where to buy
B&H PhotoAmazonKEH (used)MPB (used)FAQ
What is the Nikon Nikkor AI 45mm f/2.8 GN equivalent to on APS-C?
It is designed for a 1.53× sensor, giving a full-frame equivalent of 69 mm.
Which cameras is the Nikon Nikkor AI 45mm f/2.8 GN compatible with?
It fits Nikon 1 S1, Nikon 1 V1, Nikon 1 J1, Nikon 1 AW1, Nikon 1 S2 and more (see the full list above).