N°183177 · Family detail
NikonTelephoto·NIKON F mount·1982
Nikon AI-S Nikkor 800mm F/8 IF-ED
Specifications01
MountNIKON F
Focal length800mm
Max aperturef/8
TypeTelephoto · Prime
Release year1982
Weight3300 g
Filter size122 mm
Min focus distance10 m
Aperture blades9
Optical elements9
Groups7
AutofocusNo
StabilizationNo
Aperture controlAperture ring (Manual settings + Auto Exposure setting)
Lens hoodBuilt-in telescopic round
TeleconvertersNot compatible
Additional Info02
ModelAi-S
SeriesNikkor
Lens TypeBody cap lenses
Iris Blades9
Summary02
Nikon F-mount long telephoto prime lens with an 800mm focal length and f/8 maximum aperture. Intended for distant subjects such as sports, wildlife, and astronomy.
AI-assisted summary — verify against linked sourcesWhere can this lens be adapted?
The Nikon F mount has a flange distance of 46.5 mm. A plain adapter fits a camera whose flange distance is at least 1.46 mm shorter. How lens adapters work
- Nikon G lenses have no aperture ring: use an adapter with an aperture lever. Nikon E lenses set the aperture electronically: use an electronic adapter.
- Sony EAdapter · 28.5 mm
- Canon RFAdapter · 26.5 mm
- Nikon ZAdapter · 30.5 mm
- Fujifilm XAdapter · 28.8 mm
- L-MountAdapter · 26.5 mm
- Micro Four ThirdsAdapter · 27.25 mm
- Fujifilm G (GFX)Adapter · 19.8 mm
Covers full-frame: it can vignette on a medium format sensor.
- Canon EF-MAdapter · 28.5 mm
- Canon EFAdapter · 2.5 mm
A rear element that sticks out can hit the camera mirror.
- Nikon FNative

Other Mounts03
No alternate mounts are indexed for this family yet.